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AWS Direct Connect Requirements

Quick Start Guides » AWS Direct Connect Quick Start Guide » AWS Direct Connect Requirements

The following is a summary of requirements that should be met for an AWS environment and instances created on it. Requirements for AWS Environment Create a base environment on AWS to provide services. The requirements for using this configuration are as…

AWS VPC Peering Connections Requirements

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » AWS VPC Peering Connections Requirements

The following requirements should be met when using this configuration. Below is a summary of requirements for the AWS environment and instances created on it. Requirements for AWS environment Create a base environment on AWS to provide services. The requirements for…

LifeKeeper Software Requirements for AWS Environment

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » AWS VPC Peering Connections Requirements » LifeKeeper Software Requirements for AWS Environment

Install the same version of LifeKeeper software and patches on each server in the high-availability cluster. The Application Recovery Kits (ARK) required for this configuration are shown below. For the specific LifeKeeper requirements, please refer to: SPS for Linux…

AWS Direct Connect Preparations

Quick Start Guides » AWS Direct Connect Quick Start Guide » AWS Direct Connect Setup Procedure » AWS Direct Connect Preparations

Create an environment that meets the AWS Direct Connect requirements. Install LifeKeeper on each instance and create a communication path between Node1 and Node2.

AWS Direct Connect Setup Procedure

Quick Start Guides » AWS Direct Connect Quick Start Guide » AWS Direct Connect Setup Procedure

This section describes the general procedure to setup the environment shown below.

AWS VPC Peering Setup Procedure

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » AWS VPC Peering Setup Procedure

This section describes the general procedure to set up the environment shown in the figure below. Preparations Create an environment that satisfies the AWS VPC Peering Connections Requirements. Install LifeKeeper on each instance and create a communication…

AWS VPC Peering Connections Quick Start Guide

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide

With the release of AWS Transit Gateway and AWS Transit Gateway inter-region peering, the Recovery Kit for EC2 route table scenario is now available for configurations where a client in a VPC (VPC B in the figure below) connects to an HA cluster located in a different…

AWS Direct Connect Quick Start Guide

Quick Start Guides » AWS Direct Connect Quick Start Guide

Objective With the release of AWS Transit Gateway, a route table scenario for the Recovery Kit for EC2 is now available with the configuration where the on-premises environment (on-premises in the figure below) using AWS Direct Connect is connected to the HA cluster…

AWS Direct Connect Known Issues and Troubleshooting

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » AWS Direct Connect Known Issues and Troubleshooting

There are currently no Known Issues.

System Requirements

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » System Requirements

The SteelEye Management Console, or SMC, must be installed on a dedicated server. The server can be physical or virtual but must not be used for any other purpose. SIOS Technology Corp. does not currently support running the SMC software on servers that are also being…

Considerations for Settings and Operations in AWS VPC Peering

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » Considerations for Settings and Operations in AWS VPC Peering

Considering the Use of LifeKeeper I-O Fencing – AWS VPC Peering

SIOS Protection Suite for Linux in the AWS Cloud (SAP)

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP)

Overview This document will guide the user during SIOS Protection Suite for Linux installation (SPS). Follow the quick decision matrix to understand how to install SPS for SAP environment. Note: The link above is provided here so it can be…

Considerations for Settings and Operations in AWS Direct Connect

Quick Start Guides » AWS Direct Connect Quick Start Guide » Considerations for Settings and Operations in AWS Direct Connect

Considering the Use of LifeKeeper I-O Fencing Since the shared disk environment cannot be used in an AWS environment, you cannot use SCSI reservations to prevent a split-brain. IP resources may cause a split-brain as it uses the real IP resource with different IP…

Route53 Recovery Kit Requirements

Application Recovery Kits » Route53 Recovery Kit Administration Guide » Route53 Recovery Kit Requirements

Prior to installing and configuring the Route53 Recovery Kit, be sure your configuration meets the following requirements. AWS Command Line Interface (AWS CLI) must be installed on all EC 2 instances. Refer to Installing AWS Command Line Interface” for…

MQ Recovery Kit Requirements

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » MQ Recovery Kit Requirements

Your SPS configuration must meet the following requirements prior to the installation of the WebSphere MQ Recovery Kit. Please see the SIOS Protection Suite Installation Guide for specific instructions regarding the installation, removal and configuration of your SPS…

MQ Configuration Requirements

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements

The section Configuring WebSphere MQ for Use with LifeKeeper contains a process for protecting a queue manager with LifeKeeper. In general, the following requirements must be met to successfully configure a WebSphere MQ queue manager with LifeKeeper: Configure…

Storage and Adapter Requirements

SIOS Protection Suite for Linux Installation Guide » Planning Your SPS Environment » Storage and Adapter Requirements

Determine your storage and host adapter requirements using the following guidelines: Storage Devices – Based on your application’s data storage requirements, you will need to determine the type and number of data storage devices required by your configuration.…

DB2 Configuration Requirements

Application Recovery Kits » DB2 Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux DB2 Recovery Kit » Configuration Considerations for DB2 Multiple Partition » DB2 Configuration Requirements

To ensure proper operation of the DB2 Recovery Kit in a multiple partition environment, LifeKeeper requires the following: If you cannot use an additional cluster for your NFS hierarchy, be aware that the LifeKeeper for Linux DB2 Recovery Kit restricts the…

Apache Recovery Kit Requirements

Application Recovery Kits » Apache Recovery Kit Administration Guide » Apache Recovery Kit Requirements

Before attempting to install or remove the Apache Recovery Kit, you must understand the hardware and software requirements for the package and the installation and removal procedures. Kit Hardware and Software Requirements Before installing and configuring the…

Network Bandwidth Requirements

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Network Bandwidth Requirements

Prior to installing SIOS DataKeeper, you should determine the network bandwidth requirements for replicating your current configuration whether you are employing virtual machines or using physical Linux servers. If you are employing virtual machines (VMs), use the…

Postfix Configuration Requirements

Application Recovery Kits » Postfix Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux Postfix Recovery Kit » Postfix Configuration Requirements

If the IP address used by the SMTP service is specified, the IP address should be a virtual IP address that is protected by Lifekeeper. main.cf The Postfix Recovery Kit refers to the value of the following parameters: º mail_owner º…

Oracle Configuration Requirements

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Configuring Oracle with LifeKeeper » Oracle Configuration Examples » Oracle Configuration Requirements

Each of the examples involves one or two databases: databaseA and databaseB. By default, LifeKeeper offers a tag name matching the Oracle database system identifier (SID). However, the screen examples in the following pages use tag names consisting of the SID and…

MySQL Configuration Requirements

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » MySQL Configuration Requirements

Each of the examples involves one or two database instances: databaseA and databaseB. The Database Tag names are arbitrary names that describe these database instances to LifeKeeper. The word on and the system identifier that follows provide clarification but are not…

IP Recovery Kit Requirements

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Requirements

Before attempting to install or remove the IP Recovery Kit, you must understand the hardware and software requirements for the package and the installation and removal procedures. Kit Hardware and Software Requirements Before installing and configuring the LifeKeeper…

Samba Recovery Kit Requirements

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Recovery Kit Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of the Samba Recovery Kit. Please see the SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your LifeKeeper hardware and…

LVM Recovery Kit Requirements

Application Recovery Kits » LVM Recovery Kit Administration Guide » LVM Recovery Kit Requirements

Your SPS configuration must meet the following requirements prior to the installation of the SPS for Linux LVM Recovery Kit. Please see the SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your SPS for Linux hardware and…

Hardware and Software Requirements

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Hardware and Software Requirements

Your LifeKeeper configuration should meet the following requirements prior to the installation of SIOS DataKeeper. Hardware Requirements Servers – Two or more LifeKeeper for Linux supported servers. IP Network Interface Cards – Each server requires…

SAP HANA Requirements

Quick Start Guides » SAP HANA Recovery Kit » SAP HANA Requirements

Hardware Requirements Servers: Servers should be configured in accordance with the requirements described in the SAP HANA Master Guide, notes mentioned in this guide, SPS for Linux Documentation and the SPS for Linux Release Notes Storage: For SAP HANA…

Considering the Use of LifeKeeper I-O Fencing – AWS VPC Peering

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » Considerations for Settings and Operations in AWS VPC Peering » Considering the Use of LifeKeeper I-O Fencing – AWS VPC Peering

Since an AWS environment does not support shared disk configurations, SCSI reservations cannot be used to prevent split brain scenarios. For this reason, consider using the Quorum/Witness Server or STONITH, LifeKeeper’s I/O fencing functionality, to operate more…

Recovery Kit for EC2 Requirements

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Requirements

Before attempting to install or remove the Recovery Kit for EC2 you must understand Amazon Web Service software requirements, as well as the installation and removal procedures for the Recovery Kit for EC2 package. Amazon Web Service and Software Requirements Before…

Postfix Hardware and Software Requirements

Application Recovery Kits » Postfix Recovery Kit Administration Guide » Postfix Hardware and Software Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux Postfix Recovery Kit. Please see SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your LifeKeeper…

PostgreSQL Hardware and Software Requirements

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Hardware and Software Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of LifeKeeper for Linux PostgreSQL Recovery Kit. Please refer to the SPS for Linux Installation Guide for specific instructions regarding the installation and configuration of…

LVM Hardware and Software Requirements

Application Recovery Kits » LVM Recovery Kit Administration Guide » LVM Recovery Kit Requirements » LVM Hardware and Software Requirements

Hardware Requirements Servers. This recovery kit requires two or more computers configured in accordance with the requirements described in the SPS for Linux Release Notes and the SPS for Linux Installation Guide, which are shipped with the product media. Data…

Software RAID (md) Hardware Requirements

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID (md) Recovery Kit Hardware and Software Requirements » Software RAID (md) Hardware Requirements

Servers. This recovery kit requires two or more computers configured in accordance with the requirements described in the SPS for Linux Release Notes and the SPS for Linux Installation Guide, which are located on the SIOS Technical Documentation site at…

SAP Hardware and Software Requirements

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Hardware and Software Requirements

Before installing and configuring the SPS SAP Recovery Kit, be sure that your configuration meets the following requirements: Servers. This recovery kit requires two or more computers configured in accordance with the requirements described in the SPS for Linux…

NFS Server Recovery Kit Requirements

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Requirements

Before installing and configuring the LifeKeeper NFS Server Recovery Kit, be sure that your configuration meets the following requirements: Servers. The Recovery Kit requires two or more servers configured in accordance with the LifeKeeper requirements described in…

MQ Hardware and Software Requirements

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » MQ Recovery Kit Requirements » MQ Hardware and Software Requirements

Hardware Requirements Servers. The Recovery Kit requires two or more servers configured in accordance with the requirements described in the SIOS Protection Suite Installation Guide. See the Linux Configuration Table for supported Linux distributions. Data…

VMDK Hardware and Software Requirements

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » VMDK Hardware and Software Requirements

Your SPS configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux VMDK Recovery Kit. See the SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your LifeKeeper hardware and…

Software RAID (md) Software Requirements

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID (md) Recovery Kit Hardware and Software Requirements » Software RAID (md) Software Requirements

Operating System. The Linux Software RAID product is included in all major Linux distributions. See the SPS for Linux Release Notes for a list of supported distributions and versions. mdadm(8) utility. The recovery kit installation requires that the mdadm rpm…

Oracle Recovery Kit Hardware and Software Requirements

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Oracle Recovery Kit Hardware and Software Requirements

Before attempting to install or remove the LifeKeeper Oracle Recovery Kit, you must understand the hardware and software requirements and the installation and removal procedures. Kit Hardware and Software Requirements Be sure that your configuration meets the…

NAS Recovery Kit Hardware and Software Requirements

Application Recovery Kits » NAS Recovery Kit Administration Guide » NAS Recovery Kit Hardware and Software Requirements

Requirements Your LifeKeeper configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux NAS Recovery Kit. Please see SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your…

MySQL Recovery Kit Hardware and Software Requirements

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Hardware and Software Requirements

Before you can install and set up the recovery software, your server must meet certain hardware and software requirements. You should refer to the SPS for Linux Installation Guide for specific instructions on how to install or remove the LifeKeeper MySQL Recovery…

DB2 Recovery Kit Hardware and Software Requirements

Application Recovery Kits » DB2 Recovery Kit Administration Guide » DB2 Recovery Kit Hardware and Software Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux DB2 Recovery Kit. Please see SIOS Protection Suite Installation Guide for specific instructions regarding the configuration of your LifeKeeper…

SAP DB / MaxDB Recovery Kit Hardware and Software Requirements

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Recovery Kit Hardware and Software Requirements

Your SPS configuration must meet the following requirements prior to the installation of SPS for Linux SAP DB / MaxDB Recovery Kit. Please see the SPS for Linux Installation Guide for specific instructions regarding the installation and configuration of your SPS…

Software RAID (md) Recovery Kit Hardware and Software Requirements

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID (md) Recovery Kit Hardware and Software Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux Software RAID (md) Recovery Kit. Please see the SPS for Linux Installation Guide for specific instructions regarding the configuration of your…

Sybase ASE Recovery Kit Hardware and Software Requirements

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Hardware and Software Requirements

Your LifeKeeper configuration must meet the following requirements prior to the installation of the LifeKeeper for Linux Sybase Recovery Kit. Please refer to the SPS for Linux Installation Guide for specific instructions regarding the installation and configuration of…

Requirements for Using Sybase ASE with Raw I/O

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Appendix – Creating Device Spaces Using Raw I/O with Sybase ASE » Requirements for Using Sybase ASE with Raw I/O

In order to use the Sybase ASE Recovery Kit with raw I/O, the following requirements must be met: The Linux OS must support raw I/O devices. For most distributions this support was included in the 2.4 kernel, but there are some distributions that support raw I/O on…

DEP – LifeKeeper Commands Related to How Resource Applications Relate to Each Other

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » Commands » DEP – LifeKeeper Commands Related to How Resource Applications Relate to Each Other

dep_create - Creates a dependency between two resource instances Options: -d -p -c dep_remove - Removes a dependency between two resource instances dep_list - Lists the dependency relationship between two instances Options: see online…

How to Make Existing Resources Support an IAM Role

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » How to Make Existing Resources Support an IAM Role

Stating with v9.2.2 LifeKeeper supports the use of an IAM role Prior to v9.2.2, it was necessary to enter the AWS access key (access key ID and secret access key) when creating EC2 and Route53 resources, but if you create these resources after granting access privilege…

Storage Mode

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Quorum/Witness » Storage Mode

With this mode each node writes information about itself to a shared storage device on a regular basis and periodically reads the information written by the other nodes. A cluster is considered to have quorum consensus when each node is able to access the shared…

Additional Resources

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » Switchover and Failover Testing » Additional Resources

AWS services Amazon EC2 https://aws.amazon.com/documentation/ec2/ AWS CloudFormation https://aws.amazon.com/documentation/cloudformation/ Amazon VPC https://aws.amazon.com/documentation/vpc/ SIOS Protection Suite for Linux Step-By-Step: How to configure…

Quick Start Guides

Quick Start Guides

AWS Direct Connect Quick Start Guide Protection Suite for Linux in the AWS Cloud (SAP) SAP HANA Recovery Kit Chef Support Documentation AWS VPC Peering Connections Quick Start Guide DataKeeper for Linux Evaluation Guide MySQL Cluster with Data Replication…

Configuring the Route Table

Quick Start Guides » AWS VPC Peering Connections Quick Start Guide » Configuring the Route Table

The AWS environment should be configured as in the following diagram: Add the following routes to the route table for VPC B or the subnet that contains the client instance: Destination Address Target VPC A CIDR Block AWS Transit…

LifeKeeper Single Server Protection for Linux Release Notes

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Release Notes

Version 9.4.1 Important!! Read This Document Before Attempting To Install Or Use This Product! This document contains last minute information that must be considered before, during and after installation. Introduction This release notes document is written…

Product Incompatibility Issue / Restriction

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » Product Incompatibility Issue / Restriction

Description SIOS AppKeeper Because SIOS LifeKeeper monitors and remediates OS and application services in clustered environments in AWS EC2, the use of SIOS AppKeeper in addition to SIOS LifeKeeper in those environments is not recommended or…

Route53 Recovery Kit Administration Guide

Application Recovery Kits » Route53 Recovery Kit Administration Guide

Route53 Recovery Kit provides a mechanism for updating Amazon Route 53 DNS information corresponding to a virtual IP address and an actual IP address information of IP resources that are in dependency relation when switching to a failed primary server to a backup…

Recovery Kit for EC2 Administration Guide

Application Recovery Kits » Recovery Kit for EC2 Administration Guide

The Recovery Kit for EC2 provides a mechanism to recover an Elastic IP from a failed primary server to a backup server. It also provides a mechanism to enable the IP Recovery Kit to work in multiple availability zones. Please see the Principles of Operation for a…

SIOS Protection Suite for Linux Release Notes

SIOS Protection Suite for Linux Release Notes

Version 9.4.1 Released January 14, 2020 Important!! Read This Document Before Attempting To Install Or Use This Product! This document contains last minute information that must be considered before, during and after installation. Introduction This release…

Route53 Parameters List

Parameters List » Route53 Parameters List

The table below lists and explains the tunable values that are available for modifying the behavior of the Route53 Recovery Kit. These values are set by adding the /etc/default/LifeKeeper configuration file. Because none of the components of the Route53 Recovery Kit…

EC2 Resource Monitoring and Configuration

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Configuration » EC2 Resource Monitoring and Configuration

Route Table scenario (Backend Cluster): The recovery kit uses AWS CLI to perform the monitoring of the Route Table settings to enable an access from clients within the VPC to the protected IP resources. The recovery kit ensures that the target of the IP resources for…

Storage and Adapter Options

SIOS Protection Suite for Linux Installation Guide » Planning Your SPS Environment » Storage and Adapter Options

For a list of the disk array storage models currently supported by LifeKeeper in shared storage configurations, see the Supported Storage. Refer to Storage and Adapter Configuration for details about driver versions and other configuration requirements for these arrays…

EC2 User System Setup

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Configuration » EC2 User System Setup

Route Table scenario (Backend Cluster): The Route Table protection option in the Recovery Kit for EC2 provides the ability to automatically update the routing in the VPC. During a failover the recovery kit will update the route table to reflect the new Elastic Network…

EC2 Parameters List

Parameters List » EC2 Parameters List

The table below lists the EC2 parameters. These values are set by adding them to the /etc/default/LifeKeeper configuration file. Because none of the components of the Recovery Kit for EC2 are memory resident, changes to these particular values become effective…

Creating an EC2 Resource Hierarchy

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Configuration » Creating an EC2 Resource Hierarchy

To create a resource instance from the primary server, complete the following steps: From the LifeKeeper GUI menu, select Edit, then Server. From the drop down menu, select Create Resource Hierarchy. A dialog box will appear with a drop down list showing all of…

LifeKeeper Core – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » LifeKeeper Core – Known Issues / Restrictions

Description On SLES 15, LifeKeeper logging may not appear in the LifeKeeper log file following a log rotation If logrotate is run on the command line or if a background log rotation occurs due to the size of the log, LifeKeeper will stop…

Mapping Server Configurations

SIOS Protection Suite for Linux Installation Guide » Planning Your SPS Environment » Mapping Server Configurations

Document your server configuration using the following guidelines: Determine the server names, processor types, memory and other I/O devices for your configuration. When you specify a backup server, you should ensure that the server you select has the capacity to…

Additional Steps to Configure SAP on SPS

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » Additional Steps to Configure SAP on SPS

Follow the steps below to configure SAP on SPS. Step 1. Test the Deployment To connect to the SPS-L nodes, you need to connect to Windows jumpbox. To connect to a Windows machine, you need to connect to remote desktop terminal. In AWS console, select the windows…

Installation Overview

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » Installation Overview

The installation of the SteelEye Management Console, or SMC, consists of several important steps: A server (virtual or physical) must be identified to host the SMC. This server must be a dedicated system for running the SMC. SIOS Technology Corp. does not currently…

MD Recovery Kit Administration Guide

Application Recovery Kits » MD Recovery Kit Administration Guide

The SIOS Protection Suite (SPS) for Linux Software RAID (md) Recovery Kit provides software RAID support for other LifeKeeper recovery kits. Thus, LifeKeeper-protected applications can take advantage of the benefits offered by software RAID, including lower cost data…

LVM Recovery Kit Administration Guide

Application Recovery Kits » LVM Recovery Kit Administration Guide

The SIOS Protection Suite (SPS) for Linux Logical Volume Manager (LVM) Recovery Kit provides logical volume support for other SPS Recovery Kits. Thus, SPS-protected applications can take advantage of the benefits offered by the Logical Volume Manager, including…

Known Issues and Workarounds

LifeKeeper Single Server Protection for Linux Technical Documentation » Troubleshooting » Known Issues and Workarounds

Included below are the restrictions and/or known issues open against LifeKeeper Single Server Protection. Product Incompatibility SIOS AppKeeper Because SIOS LifeKeeper monitors and remediates OS and application services in clustered environments in AWS…

Protecting PostgreSQL Best Practices

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Configuration Considerations » Protecting PostgreSQL Best Practices

In an Active/Standby configuration, the backup server is not actively running the PostgreSQL, but stands by in case the primary server experiences a failure. In an Active/Active configuration, each server is actively running a PostgreSQL instance, while acting as a…

Planning Your SPS Environment

SIOS Protection Suite for Linux Installation Guide » Planning Your SPS Environment

The following topics will assist in defining the SPS for Linux cluster environment. ___________________________________________________________________________________________________________________________ Mapping Server Configurations Storage and Adapter…

Appendix – Creating Device Spaces Using Raw I/O with Sybase ASE

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Appendix – Creating Device Spaces Using Raw I/O with Sybase ASE

Creating Device Spaces Using Raw I/O Requirements Naming Conventions Raw I-O Setup Steps Adding a Database Device After Creating Hierarchy Creating Links for ASE and OCS

Using External Snapshot Functions for Disks and Devices Protected by DataKeeper

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » Using External Snapshot Functions for Disks and Devices Protected by DataKeeper

Full synchronization is required when using a snapshot process to restore data to a disk or device that is actively protected by DataKeeper. Snapshot capability referred to in this document includes: Snapshots provided by cloud environment services such as…

[Global] Section of the Configuration File

Application Recovery Kits » Samba Recovery Kit Administration Guide » Configuring Samba with LifeKeeper » [Global] Section of the Configuration File

The [global] section is a special section in the configuration file that must appear in every configuration file used in a LifeKeeper Samba resource hierarchy. As the name implies, any options set in this section apply to all other sections unless that directive is…

No Shared Storage Found When Configuring a Hierarchy

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » No Shared Storage Found When Configuring a Hierarchy

When you are configuring resource hierarchies there are a number of situations that might cause LifeKeeper to report a “No shared storage” message: Possible Cause: Communications paths are not defined between the servers with the shared storage. When a…

SAP DB / MaxDB Active/Active Considerations

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Configuration Considerations » SAP DB / MaxDB Active/Active Considerations

In an Active/Active configuration, each server is actively running one SAP DB instance while acting as a backup for the other server in case of failure. The following scenario provides specific requirements that must be adhered to in sequential order when protecting an…

Quorum Parameters List

Parameters List » Quorum Parameters List

The table below lists the Quorum parameters. These values are tuned by editing the /etc/default/LifeKeeper configuration file. Parameter Name Meaning Setting Value Default Value When to Apply Notes QUORUM_MODE Specifies…

LVM Recovery Kit Overview

Application Recovery Kits » LVM Recovery Kit Administration Guide » LVM Recovery Kit Overview

LVM Operation LVM is currently the standard volume management product included with all of the major Linux distributions. LVM allows multiple physical disks and/or disk partitions to be grouped together into entities known as volume groups. Volume groups may then be…

Running LifeKeeper With a Firewall

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Maintenance Tasks » Running LifeKeeper With a Firewall

LifeKeeper for Linux can work with a firewall in place on the same server if you address the following network access requirements. *Note: If you wish to simply disable your firewall, see Disabling a Firewall below. LifeKeeper Communication Paths Communication paths…

Majority Mode

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Quorum/Witness » Majority Mode

Quorum checking is performed via SPS for Linux communication paths. A node has quorum when it is able to communicate with the majority of the nodes in the cluster.This quorum mode is available on clusters with three or more nodes. A node dedicated for witness checking…

STONITH

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » STONITH

STONITH (Shoot The Other Node in the Head) is a fencing technique for remotely powering down a node in a cluster. LifeKeeper can provide STONITH capabilities by using external power switch controls, IPMI-enabled motherboard controls and hypervisor-provided power…

Sybase ASE Active/Active Considerations

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Sybase ASE Active/Active Considerations

In an Active/Active configuration, each server is actively running one or more Sybase ASE Servers, while acting as a backup for the other SPS server in case of failure. The following scenario provides specific requirements that must be adhered to in sequential order…

SAP Configuration Considerations

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Configuration Considerations

This section contains information to consider before starting to configure SAP and contains examples of typical SAP configurations. It also includes a step-by-step process for configuring and protecting SAP with LifeKeeper. For instructions on installing SAP on Linux…

Postfix Recovery Kit Administration Guide

Application Recovery Kits » Postfix Recovery Kit Administration Guide

Postfix plays a variety of roles, all critical to the proper flow of email. It listens on the network for incoming mail, transports mail messages to other servers, and delivers local mail to a local program. The LifeKeeper for Linux Postfix Recovery Kit provides a…

SIOS DataKeeper Installation and Configuration

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration

Installing and Configuring SIOS DataKeeper for Linux Hardware/Software Requirements Before Configuring Your DataKeeper Resources The following topics contain information for consideration before beginning to create and administer your DataKeeper resources. They also…

WebSphere MQ Recovery Kit Administration Guide

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide

The SIOS Protection Suite for Linux WebSphere MQ Recovery Kit provides fault resilient protection for WebSphere MQ queue managers and queue manager storage locations. This kit enables a failure on a primary WebSphere MQ server or queue manager to be recovered on the…

MySQL Configuration Examples

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » MySQL Configuration Examples

The examples in this section show how MySQL database instances can be configured. Each diagram shows the relationship between the type of configuration and the MySQL parameters. Each configuration also adheres to the configuration rules and requirements described in…

Extending Your IP Hierarchy

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » Extending Your IP Hierarchy

*Note: See the section on Guidelines for Creating an IP Dependency before extending an IP resource to a backup server. After you have created a hierarchy, you will want to extend that hierarchy to another server in the cluster. There are three possible scenarios to…

Notes – Special Configuration Steps

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Configuration Considerations » Notes – Special Configuration Steps

The following items require special configuration steps in a high availability (HA) environment. Please consult the document SAP Web Application Server in Switchover Environments for additional information on configuration requirements for each: Login Groups SAP…

Extending Your NFS Hierarchy

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Configuration Tasks » Extending Your NFS Hierarchy

After you have created a hierarchy, you will want to extend that hierarchy to another server in the cluster. There are two possible scenarios to extend your resource instance from the template server to a target server. The first scenario is when you “Continue”…

MQ Error Messages

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphre MQ Troubleshooting » MQ Error Messages

This section provides a list of messages that you may encounter with the use of the SPS MQ Recovery Kit. Where appropriate, it provides an additional explanation of the cause of an error and necessary action to resolve the error condition. Because the MQ Recovery Kit…

Extending Your NAS Hierarchy

Application Recovery Kits » NAS Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for NAS » Extending Your NAS Hierarchy

After you have created a hierarchy, you should extend that hierarchy to another server in the cluster. There are three possible ways to extend your resource instance: When you successfully create your NAS resource hierarchy you will have an opportunity to select…

Extending Your Oracle Hierarchy

Application Recovery Kits » Oracle Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Oracle » Extending Your Oracle Hierarchy

After you have created a hierarchy, you will want to extend that hierarchy to another server in the cluster. There are three possible scenarios to extend your resource instance from the template server to a target server. The first scenario is when you “Continue”…

Extending Your EC2 Hierarchy

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Configuration » Extending Your EC2 Hierarchy

After you have created a hierarchy, you must extend that hierarchy to another server in the cluster. There are three possible scenarios to extend your resource instance from the template server to a target server. Continue from creating the resource into extending…

Extending Your DB2 Resource Hierarchy

Application Recovery Kits » DB2 Recovery Kit Administration Guide » LifeKeeper for Linux DB2 Recovery Kit Configuration Tasks » Extending Your DB2 Resource Hierarchy

After you have created a hierarchy, you should extend that hierarchy to another server in the cluster. There are three possible ways to extend your resource instance: When you successfully create your DB2 resource hierarchy you will have an opportunity to select…

Extending Your Route53 Resource Hierarchy

Application Recovery Kits » Route53 Recovery Kit Administration Guide » Route 53 Configuration » Extending Your Route53 Resource Hierarchy

After you have created a hierarchy, you must extend that hierarchy to another server in the cluster. There are three possible scenarios to extend your resource instance from the template server to a target server. Continue from creating the resource into extending…

Setting Up DB2 to use Raw I/O

Application Recovery Kits » DB2 Recovery Kit Administration Guide » Setting Up DB2 to use Raw I/O

There are several requirements for configuring RAW I/O devices for DB2 so that the DB2 instance can be protected by LifeKeeper. Requirements The Linux OS must support Raw I/O devices. For most distributions this support was included in the 2.4 kernel, but there are…

Extending Your VMDK Hierarchy

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » LifeKeeper VMDK Recovery Kit Configuration Tasks » Extending Your VMDK Hierarchy

After you have created a hierarchy, you should extend that hierarchy to another server in the cluster. There are three possible ways to extend your resource instance: When you successfully create your VMDK resource hierarchy you will have an opportunity to select…

Combined Message Catalog

Search for an Error Code » Combined Message Catalog

Use Control F to search for a specific error code in each catalog. To search for any error code, select the Search button at the top right of the screen. …

Oracle Configuration Examples

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Configuring Oracle with LifeKeeper » Oracle Configuration Examples

The following figures illustrate examples of both active/standby and active/active Oracle configurations in an SPS environment. The examples in this section show how Oracle database instances can be configured on local and shared disks. Each diagram shows the…

MySQL Recovery Kit Configuration

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration

This section contains definitions and examples of typical LifeKeeper MySQL configurations and information you should consider before you start to configure MySQL. Please refer to the Resource Hierarchies section of the SPS for Linux Technical Documentation for…

Extending Your MySQL Hierarchy

Application Recovery Kits » MySQL Recovery Kit Administration Guide » Installing/Configuring MySQL with LifeKeeper » Extending Your MySQL Hierarchy

After you have created a hierarchy, you will want to extend that hierarchy to another server in the cluster. There are three possible scenarios to extend your resource instance from the template server to a target server. The first scenario is when you Continue from…

Setting Up Your SPS Environment

SIOS Protection Suite for Linux Installation Guide » Setting Up Your SPS Environment

Now that the requirements have been determined and LifeKeeper configuration has been mapped, components of this SPS environment can be set up. *Although it is possible to perform some setup tasks in a different sequence, this list is provided in the recommended…

NFS Considerations

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Administration » NFS Considerations

As previously described in the Configuration Considerations topic, if the file system has been configured on either the PAS Primary or Backup server to locally mount NFS shares, an NFS hierarchy out-of-service operation will hang the system and prevent a clean reboot.…

NFS Configuration Examples

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Configuration Considerations » NFS Configuration Examples

The examples in this section show how NFS instances can be configured on shared (or replicated) disks. Each diagram shows the relationship between the type of configuration and the NFS parameters. Each configuration also adheres to the configuration rules and…

SIOS Protection Suite for Linux Installation Guide

SIOS Protection Suite for Linux Installation Guide

The SIOS Protection Suite (SPS) Installation Guide contains information on how to plan and install your SPS environment. In addition to providing the necessary steps for setting up your server, storage device and network components, it includes details for configuring…

Storage and Adapter Configuration

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Storage and Adapter Configuration

Item Description Multipath I/O and Redundant Controllers There are several multipath I/O solutions either already available or currently being developed for the Linux environment. SIOS Technology Corp. is actively working with a number of…

Install the SPS Software

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Configuring SAP DB / MaxDB with SPS » Install the SPS Software

Once you have installed the SAP DB / MaxDB software, created your database and created the User_Key, you are ready to install the SPS Core software and any required patches followed by the SAP DB / Max DB Recovery Kit. Also, if you plan to use SAP DB / MaxDB with raw…

SteelEye Management Console

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console

The SteelEye Management Console, or SMC, is an optional piece of LifeKeeper Single Server Protection when running in VMware HA configurations. The SMC is a dedicated system that provides a management interface that is integrated with VMware vCenter. The following…

Install the SPS Software with Sybase

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Installing and Configuring Sybase ASE with SPS » Install the SPS Software with Sybase

Once you have installed the Sybase ASE software and created your database servers, you are ready to install the SPS Core software, SPS for Linux IP Recovery Kit and any required patches followed by the Sybase ASE Recovery Kit. Also, if you plan to use Sybase ASE with…

Chef Support Documentation

Quick Start Guides » Chef Support Documentation

Introduction Starting with v9.0.0 LifeKeeper for Linux provides support for the IT automation tool Chef. The addition of this support in LifeKeeper for Linux (here after referred to as LifeKeeper) allows the easy transfer of resource hierarchy information from a…

Apache Recovery Kit Administration Guide

Application Recovery Kits » Apache Recovery Kit Administration Guide

The SIOS Protection Suite (SPS) for Linux Apache Web Server Recovery Kit provides fault resilience for Apache Web Server software in an SPS environment. This guide explains the following topics: SPS Documentation. A list of all the SPS for Linux documentation and…

Appendix – Creating Device Spaces Using Raw I/O with SAP DB

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Appendix – Creating Device Spaces Using Raw I/O with SAP DB

If you plan to use SAP DB / MaxDB with raw devices, you must install the SPS Raw I/O Recovery Kit from the SPS Installation Image file. You must also properly set up the raw I/O devices prior to use. Requirements In order to use the SAP DB / Max DB Recovery Kit with…

Oracle Recovery Kit Administration Guide

Application Recovery Kits » Oracle Recovery Kit Administration Guide

The SIOS Protection Suite for Linux Oracle® Recovery Kit provides fault resilience for Oracle software in an SPS environment. The Recovery Kit software furnishes a mechanism to tie the data integrity of Oracle databases to the increased availability provided by SIOS…

Specific Configuration Considerations for Oracle

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Configuring Oracle with LifeKeeper » Specific Configuration Considerations for Oracle

Note: If you plan to use Oracle with Raw I/O, the Raw I/O devices must be properly set up prior to use. See the Appendix for instructions. (Raw I/O is not an option for LifeKeeper Single Server Protection.) Before configuring the Oracle Recovery Kit, complete the…

Administration of SAP HANA Resource

Quick Start Guides » SAP HANA Recovery Kit » Administration of SAP HANA Resource

Switch over of SAP HANA resource If a switch over of the primary database instance is started, the recovery kit performs the following steps: The database instance on the previous primary node will be stopped A takeover of the system replication will be…

How to Use Setup Scripts

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Installation Guide » How to Use Setup Scripts

How to Install / Upgrade LifeKeeper SSP Using the Setup Script To install LifeKeeper SSP, perform the following activities using the setup script. Interactive Mode After logging in as the root user, use the following command to mount the sps.img file: mount -t…

How to Use Setup Scripts

SIOS Protection Suite for Linux Installation Guide » How to Use Setup Scripts

How to Install / Upgrade SPS Using the Setup Script To install or upgrade SPS, follow the steps below. Interactive Mode After logging in as the root user, use the following command to mount the sps.img file: mount -t iso9660 -o loop Where PATH is the path to…

Prepare to Install DK for Linux

Quick Start Guides » DataKeeper for Linux Evaluation Guide » Prepare to Install DK for Linux

Hardware Requirements Primary and Secondary Servers Systems must meet the minimum requirements for the Linux distribution to be used during the evaluation. 512MB RAM minimum; 1GB RAM recommended. 2GB of available hard disk space recommended. Multiple Network…

SIOS LifeKeeper Single Server Protection vSphere Client Plug-in

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » SIOS LifeKeeper Single Server Protection vSphere Client Plug-in

The SIOS LifeKeeper Single Server Protection vSphere Client plug-in integrates with the VMware vSphere client to provide application monitoring status for protected virtual machines. The plug-in must be registered with the vCenter Server in order to operate. The…

Setting up NFS

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS + ERS with NFS » Setting up NFS

NFS server should have been installed on both cluster nodes prior to installation of SIOS as a prerequisite. Create the NFS exports based on the SAP’s requirements in your SAP design. Below are examples that may be use as a guide but not a representation of your SAP…

SAP MaxDB Recovery Kit Administration Guide

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide

SAP DB / MaxDB (SAP DB) is a SQL-based, industrial-strength database system that can be deployed for a wide array of purposes. It is highly scalable, platform-independent and provides full transaction support. The database system was originally owned by SAP but has…

Prepare to Install – PostgreSQL

Quick Start Guides » PostgreSQL Cluster with Shared Storage (ISCSI) » Prepare to Install – PostgreSQL

Hardware Requirements Primary and Secondary Servers Systems must meet the minimum requirements for the Linux distribution to be used during the evaluation. 512MB RAM minimum; 1GB RAM recommended. 2GB of available hard disk space recommended. Multiple Network…

File System Kit Message Catalog

Search for an Error Code » Combined Message Catalog » File System Kit Message Catalog

Use Control F to search for a specific error code in each catalog. To search for any error code, select the Search button at the top right of the screen. …

LifeKeeper Single Server Protection for Linux Technical Documentation

LifeKeeper Single Server Protection for Linux Technical Documentation

About LifeKeeper Single Server Protection for Linux LifeKeeper Single Server Protection (SSP) allows for application monitoring in a single node configuration (i.e., no cluster requirements or restraints). Single node environments may be physical or virtual (vSphere,…

LifeKeeper Single Server Protection for Linux Installation Guide

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Installation Guide

About LifeKeeper Single Server Protection for Linux LifeKeeper Single Server Protection (SSP) allows for application monitoring in a single node configuration (i.e., no cluster requirements or restraints). Single node environments may be physical or virtual (vSphere,…

LifeKeeper Single Server Protection for Linux Introduction

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Installation Guide » LifeKeeper Single Server Protection for Linux Introduction

LifeKeeper Single Server Protection (SSP) allows for application monitoring in a single node configuration (i.e., no cluster requirements or restraints). Single node environments may be physical or virtual (vSphere, KVM, Amazon EC2). LifeKeeper SSP is built on the…

Prepare to Install – Apache

Quick Start Guides » Apache/MySQL Cluster Using Both Shared and Replicated Storage » Prepare to Install – Apache

Hardware Requirements Primary and Secondary Servers Systems must meet the minimum requirements for the Linux distribution to be used during the evaluation. 512MB RAM minimum; 1GB RAM recommended. 2GB of available hard disk space recommended. Multiple Network…

Samba Recovery Kit Administration Guide

Application Recovery Kits » Samba Recovery Kit Administration Guide

The LifeKeeper for Linux Samba Recovery Kit provides fault resilient protection for Samba file and print shares on a Linux server existing in a heterogeneous network. This enables a failure on the primary Samba server to be recovered on a designated backup server…

Recovery Kit for EC2 Message Catalog

Search for an Error Code » Combined Message Catalog » Recovery Kit for EC2 Message Catalog

The Recovery Kit for EC2 Message Catalog below contains listings of all messages that may be encountered while utilizing the Recovery Kit for EC2. The Combined Message Catalog provides a listing of all messages that may be encountered while using SIOS Protection Suite…

Postfix Troubleshooting

Application Recovery Kits » Postfix Recovery Kit Administration Guide » Postfix Troubleshooting

This section provides a list of messages that you may encounter during the process of creating, extending, removing and restoring a LifeKeeper Postfix hierarchy, and, where appropriate, provides additional explanation of the cause of the errors and necessary action to…

Prepare to Install

Quick Start Guides » MySQL Cluster with Data Replication (“Shared Nothing” Cluster) » Prepare to Install

Hardware Requirements Primary and Secondary Servers Systems must meet the minimum requirements for the Linux distribution to be used during the evaluation. 512MB RAM minimum; 1GB RAM recommended. 2GB of available hard disk space recommended. Multiple…

DB2 Recovery Kit Administration Guide

Application Recovery Kits » DB2 Recovery Kit Administration Guide

The SPS for Linux DB2 Recovery Kit provides fault resilient protection for DB2 database instances. LifeKeeper, together with the DB2 Universal Database product family afford increased availability to DB2 operating environments by effectively recovering database server…

VMDK Shared Storage Recovery Kit Administration Guide

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide

VMDK Shared Storage Recovery Kit Technical Documentation LifeKeeper for Linux VMDK Shared Storage Recovery Kit (hereafter referred to as the VMDK Recovery Kit) provides a VMware virtual hard disk as shared storage. The VMDK Recovery Kit allows LifeKeeper users to…

I/O Fencing Mechanisms

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » I/O Fencing Mechanisms

LifeKeeper for Linux provides various fencing mechanisms. Depending on the server and storage configuration, available fencing mechanisms and allowed combinations of these may differ. Refer to the information linked below for fencing mechanisms available in each…

NAS Recovery Kit Administration Guide

Application Recovery Kits » NAS Recovery Kit Administration Guide

The LifeKeeper for Linux Network Attached Storage Recovery Kit (hereafter referred to as the NAS Recovery Kit) provides fault resilience for Network File System (NFS) software in a LifeKeeper environment. The NAS Recovery Kit affords LifeKeeper users the opportunity to…

SAP Administration

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Administration

This section provides tips and other information that may be helpful for administration and maintenance of certain configurations. NFS Considerations Client Reconnect LifeKeeper SAP Tunable Parameters Separation of SAP and NFS Hierarchies Update Protection…

Recovering from a Non-Killable Process

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Recovering from a Non-Killable Process

If a process is not killable, LifeKeeper may not be able to unmount a shared disk partition. Therefore, the resource cannot be brought into service on the other system. The only way to recover from a non-killable process is to reboot the system.

Route 53 Configuration

Application Recovery Kits » Route53 Recovery Kit Administration Guide » Route 53 Configuration

To configure LifeKeeper to provide the required protection capability and flexibility, you need to know the configuration requirements. You also need to understand Amazon, Amazon Virtual Private Cloud (VPC), Amazon Elastic Compute Cloud (EC2), Amazon Route 53 and…

The Samba Configuration File

Application Recovery Kits » Samba Recovery Kit Administration Guide » Configuring Samba with LifeKeeper » The Samba Configuration File

While a Samba configuration file can contain many different directives, this description focuses on those aspects of the configuration file that affect your LifeKeeper configuration. Here are some key points about the configuration file: The configuration file is…

Recovering Out-of-Service Hierarchies

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Recovering Out-of-Service Hierarchies

As a part of the recovery following the failure of a LifeKeeper server, resource hierarchies that are configured on the failed server, but are not in-service anywhere at the time of the server failure, are recovered on the highest priority alive server at the time of…

SAP Test Preparation

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Installation » SAP Test Preparation

Set up an SAP GUI on an SAP client to log in to SAP using the virtual SAP server name. Set up an SAP GUI on an SAP client to log in to the redundant AS. If desired, install additional AS’s on other servers in the cluster and set up a login group among all…

Recovering from a Panic during a Manual Recovery

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Recovering from a Panic during a Manual Recovery

A PANIC during manual switchover may cause incomplete recovery. If a PANIC or other major system failure occurs during a manual switchover, complete automatic recovery to the back-up system cannot be assured. Check the backup system to make sure all resources required…

LifeKeeper Flags

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Advanced Tasks » LCD » LifeKeeper Flags

Near the end of the detailed status display, LifeKeeper provides a list of the flags set for the system. A common type is a Lock LCD flag used to ensure that other processes wait until the process lock completes its action. The following is the standard LCD lock…

Common Hardware Components

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Common Hardware Components

All LifeKeeper configurations share these common components: Server groups. The basis for the fault resilience provided by LifeKeeper is the grouping of two or more servers into a cluster. The servers can be any supported platform running a supported distribution of…

Installing the LifeKeeper Single Server Protection Software

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Installation Guide » Installing the LifeKeeper Single Server Protection Software

Install the LifeKeeper Single Server Protection software on each server in the LifeKeeper Single Server Protection configuration. ​Packages that LifeKeeper is dependent on are installed automatically because the LifeKeeper installation setup script uses package…

Installing the Software

SIOS Protection Suite for Linux Installation Guide » Installing the Software

Install the SPS software on each server in the SPS configuration. Packages that LifeKeeper is dependent on are installed automatically because the LifeKeeper installation setup script uses package manager tools (yum or zypper) to ensure installation of all dependent…

Software Packaging

SIOS Protection Suite for Linux Installation Guide » Software Packaging

The SIOS Protection Suite (SPS) for Linux software, including Optional SPS Recovery Kits, is contained within a single image file (sps.img). SPS for Linux Installation Image File The SPS for Linux image file (sps.img) provides a set of installation scripts designed…

Sybase ASE Active/Standby Considerations

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Sybase ASE Active/Standby Considerations

In an Active/Standby configuration, the backup server is not actively running the Sybase ASE but stands by in case the primary server experiences a failure. The following scenarios provide specific requirements that must be adhered to when protecting a Sybase ASE…

Command Line Interface

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface

SIOS Protection Suite’s Command Line Interface can be used as an alternative to the Graphical User Interface. Administrator tasks may be automated by incorporating calls to the CLI in shell scripting. Document Contents This guide contains the following…

SAP HANA Installation

Quick Start Guides » SAP HANA Recovery Kit » SAP HANA Installation

Installing Scripts for SAP HANA ARK Install the rpm downloaded into the /tmp directory. rpm -ivh /tmp/steeleye-lkHOTFIX-HANA-SP1-9.1.0-6538.noarch.rpm Installation of SAP HANA v2 Application Recovery Kit was successful Installation supports a rolling upgrade. First,…

System Grouping Arrangements

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » System Grouping Arrangements

A resource hierarchy is defined on a cluster of LifeKeeper servers. For a given hierarchy, each server is assigned a priority, with one (1) being the highest possible priority. The primary, or highest priority, server is the computer you want to use for the normal…

Plan Your SAP Configuration

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Installation » Plan Your SAP Configuration

Determine which configuration you wish to use. The required tasks vary depending on the configuration. Determine whether the SAP system-wide /usr/sap/trans directory will be hosted on the SAP Primary Application Server or on a file server. It can be hosted either…

Resource Types

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Resource Hierarchies » Resource Types

A resource can be either a hardware or software entity, categorized by resource type. LifeKeeper supplies file system and SCSI resource types, and the recovery kits provide communications, RDBMS and other application resource types. For example, a hierarchy for a…

SPS Documentation and Apache References

Application Recovery Kits » Apache Recovery Kit Administration Guide » SPS Documentation and Apache References

The following is a list of SPS related information available from SIOS Technology Corp.: SPS for Linux Release Notes SPS for Linux Technical Documentation (available from the Help menu within the LifeKeeper GUI) SPS for Linux Installation Guide This…

Shared Equivalencies

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Resource Hierarchies » Shared Equivalencies

When you create and extend a LifeKeeper resource hierarchy, the hierarchy exists on both the primary and the secondary servers. Most resource instances can be active on only one server at a time. For such resources, LifeKeeper defines a second kind of relationship…

NAS Configuration Examples

Application Recovery Kits » NAS Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux NAS Recovery Kit » NAS Configuration Examples

Configuration Examples A few examples of what happens during a fail over using LifeKeeper for Linux NAS Recovery Kit are provided below. Configuration 1: Active/Standby Configuration Example In this configuration, Server 1 is considered active because it is…

Active – Standby – NFS v4

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Configuration Considerations » NFS Configuration Examples » Active – Standby – NFS v4

This section provides an example of Active/Standby for NFS v4. In this configuration, Server 1 is considered active because it is running NFS and exporting the file systems. Server 2 does other processing. If Server 1 fails, Server 2 gains access to the file systems…

MD Troubleshooting

Application Recovery Kits » MD Recovery Kit Administration Guide » MD Troubleshooting

Error Messages This section provides a list of messages that may be encountered with the use of the SPS Software RAID Recovery Kit. Where appropriate, it provides an additional explanation of the cause of an error and necessary action to resolve the error…

SAP Error Messages During Failover or In-Service

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Troubleshooting » SAP Error Messages During Failover or In-Service

After a failover of a SAP, there will be error messages in the SAP logs. Many of these error messages are normal and can be ignored. On Failure of the DB BVx: Work Process is in reconnect status – This error message simply states that a work progress has lost the…

Resource States

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Resource Hierarchies » Resource States

State Meaning In-Service, Protected (ISP) Resource is operational. LifeKeeper local recovery operates normally. LifeKeeper inter-server recovery and failure recovery is operational. In-Service, Unprotected (ISU) Resource is…

Active/Active Configuration with Shared Storage

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » WebSphere MQ Configuration Examples » Active/Active Configuration with Shared Storage

In the Active/Active configuration below, both Node1 and Node2 are primary LifeKeeper servers for WebSphere MQ resources. Each server is also the backup server for the other. In this example, Node1 protects the shared storage array for queue manager QMGR1. Node2…

Samba Recovery Kit Overview

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Recovery Kit Overview

Samba is a suite of applications that speak the Server Message Block (SMB) protocol, allowing a Linux server to communicate in a heterogeneous network with servers and clients running Microsoft Windows products. The Samba Recovery Kit enables LifeKeeper to protect…

Active/Active Configuration with NAS Storage

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » WebSphere MQ Configuration Examples » Active/Active Configuration with NAS Storage

In the Active/Active configuration below, both Node1 and Node2 are primary LifeKeeper servers for WebSphere MQ resources. Each server is also the backup server for the other. In this example, Node1 protects the NFS mount for queue manager QMGR1. Node2 protects the NFS…

Active – Standby – NFS v2-v3

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Configuration Considerations » NFS Configuration Examples » Active – Standby – NFS v2-v3

This section provides an example of Active/Standby for NFS v2/v3. In this configuration, Server 1 is considered active because it is running NFS and exporting the file system. Server 2 does other processing. If Server 1 fails, Server 2 gains access to the file system…

Sybase ASE Recovery Kit Administration Guide

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide

Sybase Adaptive Server Enterprise is a powerful data management platform for high performance business applications. Sybase ASE is a versatile, enterprise-class RDBMS that is especially good at handling OLTP workloads. Sybase ASE is used widely in financial,…

Oracle Active/Active Configurations

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Configuring Oracle with LifeKeeper » Oracle Configuration Examples » Oracle Active/Active Configurations

An active/active configuration consists of at least two servers, each running a different database instance. The databases must be on different shared disks. $ORACLE_HOME can be on non-shared or on shared disks depending upon the configuration requirements. For…

Software RAID Reconfiguration

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID Hierarchy Creation and Administration » Software RAID Reconfiguration

One of the primary benefits of using software RAID is the ability to dynamically add, remove and resize virtual devices as storage requirements change. Because this may involve adding or deleting physical partitions or disks from a virtual device definition, the…

Recovery Kit for EC2 Configuration

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » Recovery Kit for EC2 Configuration

To ensure that your LifeKeeper configuration provides the protection and flexibility you require you’ll need to be aware of the configuration requirements. To appropriately plan your configuration you must understand Amazon, Amazon Virtual Private Cloud, (VPC),…

SAP DB / MaxDB Active/Standby Considerations

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Configuration Considerations » SAP DB / MaxDB Active/Standby Considerations

In an Active/Standby configuration, the backup server is not actively running the SAP DB / MaxDB but stands by in case the primary server experiences a failure. The following scenarios provide specific requirements that must be adhered to when protecting an SAP DB…

Volume Group Reconfiguration

Application Recovery Kits » LVM Recovery Kit Administration Guide » SPS LVM Hierarchy Creation and Administration » Volume Group Reconfiguration

One of the primary benefits of using a logical volume manager is the ability to dynamically resize logical volumes as storage requirements change. Because this may involve adding or deleting physical partitions or disks from an LVM volume group definition, the LVM…

Active/Standby Configuration with /var/mqm on Shared Storage

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » WebSphere MQ Configuration Examples » Active/Standby Configuration with /var/mqm on Shared Storage

In the Active/Standby configuration, Node1 is the primary LifeKeeper server. It protects the WebSphere MQ queue managers. All storage resides on a shared array between the cluster servers. While Node2 may be handling other applications/services, it acts only as a…

Upgrading an MQ LifeKeeper Cluster

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » MQ Recovery Kit Requirements » Upgrading an MQ LifeKeeper Cluster

Upgrade SPS on all nodes in the cluster including the WebSphere MQ Recovery Kit following the instructions documented in the Upgrading SPS section of the SIOS Protection Suite Installation Guide. Upgrade IBM WebSphere MQ software on each node in the cluster using…

WebSphere MQ – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » WebSphere MQ – Known Issues / Restrictions

Description Error when lksupport command is executed: The following error can be output when lksupport command is executed in the case MQ queue manager protected by MQ RK is set on the disk shared by NFS. cat: /mqm/qmgrs/tkqmgr/qm.ini: Operation…

DataKeeper for Linux Network Configuration

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » DataKeeper for Linux Network Configuration

The network path that is chosen for data replication between each pair of servers must also already be configured as a LifeKeeper communication path between those servers. To change the network path, see Changing the Data Replication Path. Avoid a configuration…

Testing Your VMDK Resource Hierarchy

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » LifeKeeper VMDK Recovery Kit Configuration Tasks » Testing Your VMDK Resource Hierarchy

You can test your VMDK resource hierarchy by initiating a manual switchover that will simulate a failover of the resource instance from the primary server to the backup server. Performing a Manual Switchover from the LifeKeeper GUI You can initiate a manual…

Quick Service Protection (QSP) Recovery Kit

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview » Administrator Tasks » Creating Resource Hierarchies » Quick Service Protection (QSP) Recovery Kit

The QSP Recovery Kit provides a simplified method to protect the OS service. With the QSP Recovery Kit users can easily create a LifeKeeper resource instance to protect an OS service provided that service can be started and stopped by the OS service command or the…

Testing Your DataKeeper Resource Hierarchy

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Testing Your DataKeeper Resource Hierarchy

You can test your DataKeeper resource hierarchy by initiating a manual switchover. This will simulate a failover of the resource instance from the primary server to the backup server. Performing a Manual Switchover from the LifeKeeper GUI You can initiate a manual…

Viewing LifeKeeper GUI Server Processes

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Common Tasks » Viewing LifeKeeper GUI Server Processes

To verify that the LifeKeeper GUI Server is running, type the following command: ps -ef | grep runGuiSer You should see output similar to the following: root 2805 1 0 08:24 ? 00:00:00 sh /opt/LifeKeeper/bin/runGuiServer To see a list of the other GUI Server daemon…

PostgreSQL Troubleshooting

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Troubleshooting

This section provides a list of messages that you may encounter while creating and extending an SPS PostgreSQL resource hierarchy or removing and restoring a resource. Where appropriate, it provides an additional explanation of the cause of an error and necessary…

Viewing the Status of a Server

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Common Tasks » Viewing the Status of a Server

The state of a server can be determined by looking at the graphic representation of the server in the table’s header as shown below. Server State Visual state What it Means ALIVE Client has valid connection to the…

LCM

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Advanced Tasks » LCM

The LifeKeeper Communications Manager (LCM) provides reliable communication between processes on one or more LifeKeeper servers. This process can use redundant communication paths between systems so that failure of a single communication path does not cause failure of…

Transferring Resource Hierarchies

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Maintenance Tasks » Transferring Resource Hierarchies

When you need to perform routine maintenance or other tasks on a LifeKeeper Server, you can use the LifeKeeper GUI to move in-service resources to another server. To transfer in-service resource hierarchies from Server A to Server B, use the GUI to bring the…

Maintaining a Resource Hierarchy

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Maintenance Tasks » Maintaining a Resource Hierarchy

You can perform maintenance on a resource hierarchy while maintaining LifeKeeper protection of all other hierarchies on the system. This involves taking the hierarchy in need of maintenance out of service and then bringing it back in-service after you complete the…

SYS – LifeKeeper Commands Related to the Systems in the LifeKeeper Cluster

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » Commands » SYS – LifeKeeper Commands Related to the Systems in the LifeKeeper Cluster

sys_list – Lists out the systems known to a particular LifeKeeper node Options: -d sys_create – Creates knowledge of another system on LifeKeeper node Options: -s -d sys_remove – Removes knowledge of another system on a LifeKeeper…

Appendix C – WebSphere MQ Configuration Sheet

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » Appendix C – WebSphere MQ Configuration Sheet

Cluster name     …

Testing Your Samba Resource Hierarchy

Application Recovery Kits » Samba Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Samba » Testing Your Samba Resource Hierarchy

You can test your Samba resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Selecting Edit, then Resource, then In Service. For example, an In Service request executed…

vSphere Client User Interface

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » vSphere Client User Interface

SIOS LifeKeeper Single Server Protection Tab When you register the vSphere Client plug-in, the LifeKeeper Single Server Protection tab will appear in the vSphere Client User Interface. Context Menus This vSphere Client plug-in offers several context levels for the…

LifeKeeper I/O Fencing Introduction

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction

I/O fencing is the locking away of data from a malfunctioning node preventing uncoordinated access to shared storage. In an environment where multiple servers can access the same data, it is essential that all writes are performed in a controlled manner to avoid data…

NET – Communication Paths Related Commands

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » Commands » NET – Communication Paths Related Commands

net_create - Creates a communication path between two SPS nodes Options: -d -s -D -n -b -r -l -p net_remove - Removes a communication path between two SPS nodes Options: -d -s -D -r net_list - Lists communication path information on a given…

DNS, Postfix and LifeKeeper

Application Recovery Kits » Postfix Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux Postfix Recovery Kit » DNS, Postfix and LifeKeeper

DNS offers a mechanism (MX Records) for specifying backup or alternate hosts for mail delivery. This mechanism also allows hosts to assume mail-handling responsibilities for other hosts that are not configured to accept mail, such as a null client. MX records also…

IP Recovery Kit Administration Guide

Application Recovery Kits » IP Recovery Kit Administration Guide

The SIOS Protection Suite for Linux Internet Protocol (IP) Recovery Kit provides a mechanism to recover an IP address from a failed primary server to a backup server in a LifeKeeper environment. The IP Recovery Kit can define an IP address that can be used to connect…

Testing Your NAS Resource Hierarchy

Application Recovery Kits » NAS Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for NAS » Testing Your NAS Resource Hierarchy

Testing Your Resource Hierarchy You can test your NAS resource hierarchy by initiating a manual switchover that will simulate a fail over of the resource instance from the primary server to the backup server. Performing a Manual Switchover from the LifeKeeper…

DMMP – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » DMMP – Known Issues / Restrictions

Description DMMP: Write issued on standby server can hang If a write is issued to a DMMP device that is reserved on another server, then the IO can hang indefinitely (or until the device is no longer reserved on the other server). If/when the…

Configuring the LifeKeeper GUI

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Preparing to Run the GUI » Configuring the LifeKeeper GUI

Installing the LifeKeeper Server for GUI Administration Perform the following steps for each LifeKeeper server. Each step contains references or links for more detailed instructions. You must install the Java Runtime Environment (JRE) or Java Software Development…

Apache Extend Hierarchy Errors

Application Recovery Kits » Apache Recovery Kit Administration Guide » Apache Web Server Troubleshooting » Apache Extend Hierarchy Errors

The error messages that might be displayed during Apache hierarchy extension are listed below, along with a suggested explanation for each. Note that these error messages appear when the GUI indicates it is “Executing the pre-extend script….” to validate the…

Clustering with Fusion-io

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » Clustering with Fusion-io

Fusion-io Best Practices for Maximizing DataKeeper Performance SPS for Linux includes integrated, block level data replication functionality that makes it very easy to set up a cluster when there is no shared storage involved. Using Fusion-io, SPS for Linux allows you…

EC2 Principles of Operation

Application Recovery Kits » Recovery Kit for EC2 Administration Guide » EC2 Principles of Operation

Recovery Kit for EC2 provides two functions. The Route Table scenario (Backend Cluster) manages Route Table for LifeKeeper-protected IP resources to be reached from clients within the Amazon VPC™. The Elastic IP scenario (Frontend Cluster) manages Elastic IP…

Detailed Status Display

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Resource Hierarchies » Detailed Status Display

This topic describes the categories of information provided in the detailed status display as shown in the following example of output from the lcdstatus command. For information on how to display this information, see the LCD(1M) man page. At the command…

MD Recovery Kit – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » MD Recovery Kit – Known Issues / Restrictions

Description MD Kit does not support mirrors created with “homehost” The LifeKeeper MD Recovery Kit will not work properly with a mirror created with the “homehost” feature. Where “homehost” is configured, LifeKeeper will…

Extending Resource Hierarchies

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview » Administrator Tasks » Extending Resource Hierarchies

The LifeKeeper Extend Resource Hierarchy option copies an existing hierarchy from one server and creates a similar hierarchy on another LifeKeeper server. Once a hierarchy is extended to other servers, cascading failover is available for that resource. The server where…

SCSI Reservations

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » SCSI Reservations

Storage Fencing Using SCSI Reservations While LifeKeeper for Linux supports both resource fencing and node fencing, its primary fencing mechanism is storage fencing through SCSI reservations. This fence, which provides the highest level of data protection for shared…

Commands

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » Commands

Groupings and Basic Descriptions of LifeKeeper bin Commands The commands will be in: /opt/LifeKeeper/bin To place this in your path, execute: ‘. /etc/default/LifeKeeper’ Starting and Stopping LifeKeeper, the GUI, etc. lkstart – Start LifeKeeper…

VMware ESX Server/vSphere Virtual Machines Configuration Guidelines

SIOS Protection Suite for Linux Release Notes » VMware ESX Server/vSphere Virtual Machines Configuration Guidelines

SIOS Protection Suite for Linux in VMware ESX Server/vSphere Virtual Machines Configuration Guidelines VMware is a virtual machine technology implemented entirely in software, allowing it to be installed and used on nearly any Intel or AMD processor-based system that…

Running the GUI on a Remote System

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Preparing to Run the GUI » Running the GUI on a Remote System

You may administer LifeKeeper from a Linux, Unix or Windows system outside the LifeKeeper cluster by running the LifeKeeper GUI as a Java applet. Configuring and running the GUI in this environment is described below. Configuring the GUI on a Remote System In order…

SIOS Protection Suite for Linux Getting Started Guide

SIOS Protection Suite for Linux Getting Started Guide

This document will guide you through the installation of the SIOS Protection Suite for Linux (SPS) and assumes the user has basic knowledge of the Linux operating system. Please refer to the SIOS Protection Suite for Linux product documentation for more…

Common Samba Error Messages

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Troubleshooting » Common Samba Error Messages

This section provides a list of messages that you may encounter with the use of the SPS Samba Recovery Kit. Where appropriate, it provides an additional explanation of the cause of an error and necessary action to resolve the error condition. Because the Samba…

LVM Troubleshooting

Application Recovery Kits » LVM Recovery Kit Administration Guide » LVM Troubleshooting

Error Messages This section provides a list of messages that you may encounter with the use of the SPS LVM Recovery Kit. Where appropriate, it provides an additional explanation of the cause of an error and necessary action to resolve the error condition. Because the…

IP User System Setup

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » IP User System Setup

When the IP Recover Kit software switches an IP resource from one server to another, the MAC address associated with the switched IP address changes because the interface changes. Each router and user system on the LAN must reflect this change in its ARP table before…

Samba Configuration Examples

Application Recovery Kits » Samba Recovery Kit Administration Guide » Configuring Samba with LifeKeeper » Samba Configuration Examples

This section contains definitions and examples of typical Samba configurations. Each example includes the configuration file entries that apply to LifeKeeper. Configuration 1:Active/Standby Configuration In the Active/Standby configuration, ServerA is the primary…

Running Multiple Instances of Samba

Application Recovery Kits » Samba Recovery Kit Administration Guide » Configuring Samba with LifeKeeper » Running Multiple Instances of Samba

Running multiple instances of Samba in a LifeKeeper cluster introduces additional configuration requirements and restrictions. The following Samba configuration scenarios may involve multiple instances of Samba: Active/Standby configuration with multiple LifeKeeper…

Active/Standby MySQL Configuration

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » Active/Standby MySQL Configuration

This section provides an example of an active/standby configuration. In this configuration, Server 1 is considered active because it has exclusive access to the database. Server 2 does other processing. If Server 1 fails, Server 2 gains access to the database, and…

Removing LifeKeeper

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Maintenance Tasks » Removing LifeKeeper

You can uninstall LifeKeeper in a Linux environment via the command line by entering the following command. /opt/LifeKeeper/bin/rmlk This command uninstalls all the LifeKeeper packages and removes the directory /opt/LifeKeeper from the system. The command can be…

NFS Troubleshooting

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Troubleshooting

This section provides a list of messages that you may encounter while creating and extending a LifeKeeper NFS resource hierarchy or removing and restoring a resource. Where appropriate, it provides an additional explanation of the cause of an error and necessary action…

Administration

LifeKeeper Single Server Protection for Linux Technical Documentation » Administration

LifeKeeper Single Server Protection Administration Overview LifeKeeper Single Server Protection does not require administration during operation. LifeKeeper Single Server Protection works automatically to monitor protected resources and to perform the specified…

SAP Troubleshooting

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Troubleshooting

This section provides a list of messages that you may encounter during the process of creating and extending an SPS SAP resource hierarchy, removing and restoring a resource and, where appropriate, provides additional explanation of the cause of the errors and…

Testing Your SAP DB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Resource Configuration Tasks » Testing Your SAP DB Resource Hierarchy

You can test your SAP DB resource hierarchy by initiating a manual switchover that will simulate a failover of the resource instance from the primary server to a backup server. Performing a Manual Switchover from the LifeKeeper GUI You can initiate a manual…

Performing a Manual Switchover from the GUI

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Administration » Performing a Manual Switchover from the GUI

You can test your MySQL resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Performing a Manual Switchover from the GUI You can initiate a manual switchover from the…

Active/Standby Configuration with NAS Storage

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » WebSphere MQ Configuration Examples » Active/Standby Configuration with NAS Storage

In the Active/Standby configuration, Node1 is the primary LifeKeeper server. It protects the WebSphere MQ queue managers. All storage resides on a NAS server with the IP 10.0.0.100. While Node2 may be handling other applications/services, it acts only as a backup for…

Active – Active Grouping

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Active – Active Grouping

In an active/active pair configuration, all servers are active processors; they also serve as the backup server for resource hierarchies on other servers. For example, the configuration example below shows two active/active pairs of servers. Server 1 is processing…

Testing Your IP Resource Hierarchy

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » Testing Your IP Resource Hierarchy

You can test your IP resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Performing a Manual Switchover from the GUI You can initiate a manual switchover from the…

Protected Resources

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Protected Resources

The LifeKeeper family of products includes software that allows you to provide failover protection for a range of system resources. The following figure demonstrates LifeKeeper’s flexibility and identifies the resource types you can specify for automatic…

Apache Web Server Troubleshooting

Application Recovery Kits » Apache Recovery Kit Administration Guide » Apache Web Server Troubleshooting

This section provides a list of messages that you may encounter during the process of creating and extending a LifeKeeper Apache Web Server resource hierarchy, removing and restoring a resource, and, where appropriate, provides additional explanation of the cause of…

SAP Recovery Kit Administration Guide

Application Recovery Kits » SAP Recovery Kit Administration Guide

The SIOS Protection Suite for Linux SAP Recovery Kit provides a mechanism to recover SAP NetWeaver from a failed primary server onto a backup server in a LifeKeeper environment. The SAP Recovery Kit works in conjunction with other SIOS Protection Suite Recovery Kits…

Installation of the Database

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Installation » Installation of the Database

Note the group id for dba and oinstall as this will be needed for the backup machine. Change to the software directory and run the following: ./sapinst SAPINST_USE_HOSTNAME={database connectivity ip address} Run SAPinst to install the Database Instance using…

Create the Sybase ASE Servers

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Installing and Configuring Sybase ASE with SPS » Create the Sybase ASE Servers

*NOTE: The Sybase Monitor Server is no longer supported with the Sybase ASE ARK v9.0.2 and later. Follow the instructions in your Installation Guide Adaptive Server for Linux for configuring the Sybase Adaptive Server, Monitor Server and Backup Server. The following…

Disabling Reservations

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Disabling Reservations

While reservations provide the highest level of data protection for shared storage, in some cases, the use of reservations is not available and must be disabled within LifeKeeper. With reservations disabled, the storage no longer acts as an arbitrator in cases where…

Browser Security Parameters for GUI Applet

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Preparing to Run the GUI » Browser Security Parameters for GUI Applet

!WARNING: Be careful of other sites you visit with security set to low values. Firefox From the Edit menu, select Preferences. In the Preferences dialog box, select Content. Select the Enable Java and Enable Java Script options. Click Close. Internet…

Testing an Apache Web Server Resource Hierarchy

Application Recovery Kits » Apache Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Apache » Testing an Apache Web Server Resource Hierarchy

You can test your Apache resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Performing a Manual Switchover from the GUI You can initiate a manual switchover from the…

Performing a Manual Switchover from the LifeKeeper GUI

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Administration » Performing a Manual Switchover from the LifeKeeper GUI

You can initiate a manual switchover from the LifeKeeper GUI by selecting Edit, Resource, and In Service. For example, an in-service request executed on a backup server causes the PostgreSQL resource hierarchy to be placed in service on the backup server and taken…

Separation of SAP and NFS Hierarchies

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Administration » Separation of SAP and NFS Hierarchies

Although the LifeKeeper SAP hierarchy described in this section implements the SAP NFS hierarchies as child dependencies to the SAP resource, it is possible to detach and maintain the NFS hierarchies separately after the SAP hierarchy is created. You should consider…

Testing Your Sybase ASE Resource Hierarchy

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Installing and Configuring Sybase ASE with SPS » Testing Your Sybase ASE Resource Hierarchy

You can test your Sybase ASE resource hierarchy by initiating a manual switchover that will simulate a failover of the resource instance from the primary server to a backup server. Performing a Manual Switchover from the LifeKeeper GUI You can initiate a manual…

Testing Your Oracle Resource Hierarchy

Application Recovery Kits » Oracle Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Oracle » Testing Your Oracle Resource Hierarchy

You can test your Oracle resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Performing a Manual Switchover from the GUI You can initiate a manual switchover from the…

Quorum/Witness

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Quorum/Witness

Quorum/Witness Server Support Package for LifeKeeper Feature Summary The Quorum/Witness Server Support Package for LifeKeeper (steeleye-lkQWK, hereinafter “Quorum/Witness Package”) combined with the existing failover process of the LifeKeeper core allows system…

Linux Configuration

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Linux Configuration

Operating System The default operating…

Using Network Attached Storage with Sybase ASE

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Using Network Attached Storage with Sybase ASE

There are a couple of special considerations to take into account when configuring SPS to use an NFS file server (Network Attached Storage) as cluster storage. Use the NAS Recovery Kit The optional Network Attached Storage (NAS) Recovery Kit is required when using an…

Mirroring with SIOS DataKeeper for Linux

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » Mirroring with SIOS DataKeeper for Linux

SIOS DataKeeper for Linux offers an alternative for customers who want to build a high availability cluster (using SIOS LifeKeeper) without shared storage or who simply want to replicate business-critical data in real-time between servers. SIOS DataKeeper uses either…

Software RAID (md) Recovery Kit Overview

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID (md) Recovery Kit Overview

Software RAID (md) Operation The Multiple Device driver (md) is currently the standard Linux software RAID product included with all of the major Linux distributions. Linux software RAID allows multiple physical disks and/or disk partitions to be grouped together to…

DataKeeper Resource

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Creating a DataKeeper Resource Hierarchy » DataKeeper Resource

This option will create only the NetRAID device (not a file system) and place the device under LifeKeeper protection. You should select this option if you only want to create a DataKeeper device on a disk or partition and place the device under LifeKeeper protection.…

Configuring Credentials

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Configuring Credentials

Credentials for communicating with other systems are managed via a credential store. This store can be managed, as needed, by the /opt/LifeKeeper/bin/credstore utility. This utility allows server access credentials to be set, changed and removed – on a per server…

Watchdog

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Watchdog

Watchdog is a method of monitoring a server to ensure that if the server is not working properly, corrective action (reboot) will be taken so that it does not cause problems. Watchdog can be implemented using special watchdog hardware or using a software-only…

Creating a DataKeeper Resource Hierarchy

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Creating a DataKeeper Resource Hierarchy

Perform the following on your primary server: Select Edit > Server > Create Resource Hierarchy The Create Resource Wizard dialog will appear. Select the Data Replication option from the drop down list and click Next to continue. You will be prompted for the…

Extending a Sybase ASE Resource Hierarchy

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Installing and Configuring Sybase ASE with SPS » Extending a Sybase ASE Resource Hierarchy

This operation can be started from the Edit menu or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend Wizard…

Watchdog

LifeKeeper Single Server Protection for Linux Technical Documentation » Administration » Watchdog

Watchdog is a method of monitoring a server to ensure that if the server is not working properly, corrective action (reboot) will be taken so that it does not cause problems. Watchdog can be implemented using special watchdog hardware or using a software-only…

Incomplete Resource Priority Modification

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Incomplete Resource Priority Modification

A hierarchy in LifeKeeper is defined as all resources associated by parent/child relationships. For resources that have multiple parents, it is not always easy to discern from the GUI all of the root resources for a hierarchy. In order to maintain consistency in a…

Active/Standby and Active/Active Configurations

Application Recovery Kits » Apache Recovery Kit Administration Guide » Configuring Apache Web Server with LifeKeeper » Configuration Definitions and Examples » Active/Standby and Active/Active Configurations

Apache Web Server is called an Active/Active application with LifeKeeper. This means that more than one instance of Apache can be running on a server at any time. For example, if two servers are running an instance of Apache and one server fails, the Apache instance on…

Software RAID Hierarchy Creation and Administration

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID Hierarchy Creation and Administration

LifeKeeper software RAID hierarchies are created automatically during the hierarchy creation process for resources that sit on top of virtual devices. The creation and extension of hierarchies containing the software RAID resource types will always be driven by the…

Active – Standby Grouping

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Active – Standby Grouping

In an active/standby pair configuration, the primary server is processing, and the back-up servers are standing by in case of a failure on the primary server. The standby systems can be smaller, lower-performance systems, but they must have the processing capability to…

Hierarchy Creation

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Troubleshooting » Hierarchy Creation

Error Number Error Message Description 109001 Usage: "valid_cf"CfgPath CfgName TemplateSys The valid_cf script requires three arguments, the directory containing the configuration file, the name of the configuration file and the…

DataKeeper Parameters List

Parameters List » DataKeeper Parameters List

The table below lists and explains names and meanings of the DataKeeper parameters. These values are tuned by editing the /etc/default/LifeKeeper configuration file. Parameter Name Meaning Setting Value Default Value When to Apply Notes…

Guidelines for Creating an IP Dependancy

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » Guidelines for Creating an IP Dependancy

How and/or when you are going to create a parent/child dependency between a LifeKeeper-protected application and a LifeKeeper-protected IP address is typically dependent on the LifeKeeper-protected application. For example, in a LifeKeeper-protected Apache environment,…

Oracle Active/Standby Configurations

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Configuring Oracle with LifeKeeper » Oracle Configuration Examples » Oracle Active/Standby Configurations

This section provides two active/standby configuration examples, shown in Figure 1and Figure 2. In these configurations, Server 1 is considered active because it has exclusive access to the database. Server 2 does other processing. If Server 1 fails, Server 2 gains…

SAP Virtual Server Name

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Configuration Considerations » SAP Virtual Server Name

SAP Application Servers and SAP clients communicate with the SAP Primary Application Server (PAS) using the name of the server where the PAS Instance is running. Likewise, the SAP PAS communicates with the Database (DB) using the name of the DB server. In a high…

Replicate New File System

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Creating a DataKeeper Resource Hierarchy » Replicate New File System

This option will create a NetRAID device, format it with a LifeKeeper supported file system type, mount the file system on the NetRAID device and place both the mounted file system and the NetRAID device under LifeKeeper protection. The NetRAID device and the local…

Creating a Generic Application Resource Hierarchy

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview » Administrator Tasks » Creating Resource Hierarchies » Creating a Generic Application Resource Hierarchy

Use this option to protect a user-defined application that has no associated recovery kit. Templates are provided for the user supplied scripts referenced below in $LKROOT/lkadm/subsys/gen/app/templates. Copy these templates to another directory before customizing them…

Extending an SAP DB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Resource Configuration Tasks » Extending an SAP DB Resource Hierarchy

This operation can be started from the Edit menu or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend Wizard…

Replicate Existing File System

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Creating a DataKeeper Resource Hierarchy » Replicate Existing File System

This option will unmount a currently mounted file system on a local disk or partition, create a NetRAID device, then re-mount the file system on the NetRAID device. Both the NetRAID device and the mounted file system are placed under LifeKeeper protection. You should…

Configuring GUI Users

SIOS Protection Suite for Linux Installation Guide » Setting Up Your SPS Environment » Configuring GUI Users

GUI Authentication with PAM SPS for Linux now leverages the Pluggable Authentication Module (PAM) provided in the Linux Standard Base (LSB). SPS no longer uses its private password file once located in /opt/LifeKeeper/website/passwd. Instead, users are identified and…

LifeKeeper Alarming and Recovery

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Advanced Tasks » LCM » LifeKeeper Alarming and Recovery

LifeKeeper error detection and notification is based on the event alarming mechanism, sendevent. The key concept of the sendevent mechanism is that independent applications can register to receive alarms for critical components. Neither the alarm initiation component…

Extending a PostgreSQL Resource Hierarchy

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Installation » Extending a PostgreSQL Resource Hierarchy

This operation can be started from the Edit menu or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend Wizard…

Network Configuration

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Network Configuration

Item Description IP Recovery Kit impact on routing table LifeKeeper-protected IP addresses are implemented on Linux as logical interfaces. When a logical interface is configured on Linux, a route to the subnet associated with the logical…

Testing Your DB2 Resource Hierarchy

Application Recovery Kits » DB2 Recovery Kit Administration Guide » LifeKeeper for Linux DB2 Recovery Kit Configuration Tasks » Testing Your DB2 Resource Hierarchy

Test your DB2 resource hierarchy by initiating a manual switchover that will simulate a failover of the resource instance from the primary server to the backup server. Performing a Manual Switchover from the LifeKeeper GUI You can initiate a manual switchover from…

Available I/O Fencing Mechanisms (Virtual Machines in VMware)

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » I/O Fencing Mechanisms » Available I/O Fencing Mechanisms (Virtual Machines in VMware)

This page describes the combinations of fencing mechanisms that can be used with various storage configurations in a VMware virtual server environment. Shared Disk Configuration (Single or Multipath Configuration Using SCSI Reservations) This configuration…

LifeKeeper Administration Overview

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview

LifeKeeper does not require administration during operation. LifeKeeper works automatically to monitor protected resources and to perform the specified recovery actions if a fault should occur. You use the LifeKeeper GUI in these cases: Resource and hierarchy…

Installing SAP

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS without NFS » Installing SAP

ASCS should be installed based on “virtual hostname” based on “virtual IP”, which should have been added to host files during earlier installation steps. Please be sure to do so if they have not already been done prior to installing SAP. When installing…

Configuring WebSphere MQ for use with LifeKeeper

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » Configuring WebSphere MQ for use with LifeKeeper

There are a number of WebSphere MQ configuration considerations that need to be made before attempting to create LifeKeeper for Linux WebSphere MQ resource hierarchies. These changes are required to enable the Recovery Kit to perform PUT/GET tests and to make the path…

NFS Hierarchy Creation Errors

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Troubleshooting » NFS Hierarchy Creation Errors

The error messages that might be displayed during the NFS hierarchy creation are listed below, along with a suggested explanation for each. The messages listed cover both the creation of the nfs and hanfs resources. Error messages displayed by the LifeKeeper core and…

Server Failure Recovery Scenario

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Fault Detection and Recovery Scenarios » Server Failure Recovery Scenario

The LifeKeeper Communications Manager (LCM) has two functions: Messaging. The LCM serves as a conduit through which LifeKeeper sends messages during recovery, configuration, or when running an audit. Failure detection. The LCM also plays a role in detecting…

Email Notification Troubleshooting

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper Event Email Notification » Email Notification Troubleshooting

Following are some possible problems and solutions related to email notification of LifeKeeper events. For specific error messages, see the LifeKeeper Message Catalog. Problem: No email messages are received from LifeKeeper. Solution: Verify that the mail utility is…

Creating Resource Hierarchies

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview » Administrator Tasks » Creating Resource Hierarchies

There are four ways to begin creating a resource hierarchy. º Right-click on a server icon to bring up the server context menu, then click on Create Resource Hierarchy. º On the global toolbar, click on the Create Resource Hierarchy button. º…

Extending Your Samba Resource Hierarchy

Application Recovery Kits » Samba Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Samba » Extending Your Samba Resource Hierarchy

This operation can be started from the Edit menu, or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend…

Technical Notes

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Technical Notes

*We strongly recommend that you read the following technical notes concerning configuration and operational issues related to your LifeKeeper environment. LifeKeeper Features Item Description Licensing LifeKeeper requires unique runtime…

Configuration Definitions and Examples

Application Recovery Kits » Apache Recovery Kit Administration Guide » Configuring Apache Web Server with LifeKeeper » Configuration Definitions and Examples

Apache Web Server supports multiple instances of the httpd daemon running at the same time. Each LifeKeeper Apache Web Server hierarchy corresponds to a separate Apache instance with its own “server root” directory. Each instance may support one or more web sites,…

Extending Your DataKeeper Hierarchy

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Resource Configuration Tasks » Extending Your DataKeeper Hierarchy

This operation should be started on the Primary Server to the Secondary Server from the Edit menu or initiated automatically upon completing the Create Resource Hierarchy option in which case you should refer to Step 2 below. On the Edit menu, select Resource then…

Testing a WebSphere MQ Resource Hierarchy

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for MQ » Testing a WebSphere MQ Resource Hierarchy

You can test your WebSphere MQ resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. On the Edit menu, select Resource, then In Service. For example, an In Service…

Share Definition Sections of the Configuration File

Application Recovery Kits » Samba Recovery Kit Administration Guide » Configuring Samba with LifeKeeper » Share Definition Sections of the Configuration File

All other sections in the configuration file define the file and/or print shares that clients can attempt to access for this instance. A configuration file must have one or more shares defined. The Samba configuration file can contain file shares only, print shares…

Install and Configure Apache and PHP

Quick Start Guides » Apache/MySQL Cluster Using Both Shared and Replicated Storage » Install and Configure Apache and PHP

Before you Begin Ensure the following: If you are not familiar with installing and configuring Apache, please refer to the Apache documentation. Apache should not be running at the time you attempt to protect it with LifeKeeper. *Important: If Apache and PHP…

Testing Your Postfix Resource Hierarchy

Application Recovery Kits » Postfix Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Postfix » Testing Your Postfix Resource Hierarchy

You can test your Postfix resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the backup server. Performing a Manual Switchover from the GUI You can initiate a manual switchover from…

NAS Error Messages

Application Recovery Kits » NAS Recovery Kit Administration Guide » NAS Troubleshooting » NAS Error Messages

Error Messages This section provides a list of messages that you may encounter while creating and extending an SPS NAS resource hierarchy or removing and restoring a resource. Where appropriate, it provides an additional explanation of the cause of an error and…

Verfying Network Configuration

SIOS Protection Suite for Linux Installation Guide » Setting Up Your SPS Environment » Verfying Network Configuration

It is important to ensure that your network is configured and working properly before you install LifeKeeper. There are several tasks you should do at this point to verify your network operation: If your server installation has a firewall enabled, you will either…

Testing MQ Client Connectivity

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for MQ » Testing a WebSphere MQ Resource Hierarchy » Testing MQ Client Connectivity

Testing Client Connectivity To test client connectivity, perform the following steps: On the primary server, use the amqsbcgc command to connect to the queue manager: export MQSERVER=‘SYSTEM.DEF.SVRCONN/TCP/192.168.1.90(1414)’ Note: Replace the IP…

Testing Your NFS Hierarchy

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Configuration Tasks » Testing Your NFS Hierarchy

Before testing your NFS resource hierarchy, you should validate your client setup as described below. You can then test your NFS resource hierarchy by initiating a manual switchover. This will simulate a failover of a resource instance from the primary server to the…

Installing SAP

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS + ERS with NFS » Installing SAP

ASCS and ERS should be installed based on “virtual hostname” based on “virtual IP”, which should have been added to hosts files during earlier installation steps. Be sure to do so if they have not already been done prior to installing SAP. When…

Starting and Stopping the GUI Server

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Preparing to Run the GUI » Starting and Stopping the GUI Server

To Start the LifeKeeper GUI Server If the LifeKeeper GUI Server is not running, type the following command as root: /opt/LifeKeeper/bin/lkGUIserver start This command starts all LifeKeeper GUI Server daemon processes on the server being administered if they are not…

SIOS DataKeeper for Linux Resource Types

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » SIOS DataKeeper for Linux Resource Types

When creating your DataKeeper resource hierarchy, LifeKeeper will prompt you to select a resource type. There are several different DataKeeper resource types. The following information can help you determine which type is best for your environment. Replicate New File…

Viewing and Editing IP Configuration Properties

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » Viewing and Editing IP Configuration Properties

The IP Configuration Properties page allows you to view the configuration details for a specific IP resource, as well as to modify a number of selected configuration items. To access the IP Configuration Properties page, from the LifeKeeper GUI menu select Edit, then…

Create the User_Key

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Configuring SAP DB / MaxDB with SPS » Create the User_Key

The SAP DB / MaxDB instance requires several options for a user to successfully access a database instance. These required pieces of information must be passed in to the SAP DB / MaxDB tool being used to access the database instance. The SAP DB / MaxDB software…

Configuring Credentials

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » Configuring Credentials

The SMC and LifeKeeper Single Server Protection software manages credentials for communicating with other systems (i.e., vCenter Server or SIOS LifeKeeper Single Server Protection) via a credential store. This store is used during plug-in registration (see Configuring…

IP Recovery Kit Principles of Operation

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Principles of Operation

LifeKeeper brings an IP resource into service by creating an IP alias address on one of the physical network interfaces on the primary server. Users connect to the node using this alias address. The IP Recovery Kit software performs checks to help ensure that the…

Upgrading from ERSv1 to ERSv2

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Administration » Upgrading from ERSv1 to ERSv2

In order to upgrade from Enqueue Replication Server version 1 to Enqueue Replication Server version 2, first ensure that your SAP kernel version supports ERSv2 then complete the following steps: Upgrade the ASCS instance to use ENSAv2 by following the instructions…

IPv6 – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » IPv6 – Known Issues / Restrictions

Description SIOS has migrated to the use of the ip command and away from the ifconfig command. Because of this change, customers with external scripts are advised to make a similar change. Instead of issuing the ifconfig command and parsing the…

Using Network Attached Storage

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » Using Network Attached Storage

There are a couple of special considerations to take into account when configuring LifeKeeper to use an NFS file server (Network Attached Storage) as cluster storage. Use the NAS Recovery Kit The optional Network Attached Storage (NAS) recovery kit is required when…

LifeKeeper Core

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » LifeKeeper Core

LifeKeeper Core is composed of four major components: LifeKeeper Core Software File System, Generic Application, Raw I/O and IP Recovery Kit Software LifeKeeper GUI Software LifeKeeper Man Pages LifeKeeper Core Software The LifeKeeper Core Software…

Apache Hierarchy Creation Errors

Application Recovery Kits » Apache Recovery Kit Administration Guide » Apache Web Server Troubleshooting » Apache Hierarchy Creation Errors

The error messages that might be displayed during the Apache hierarchy creation are listed below, along with a suggested explanation for each. Error messages displayed by the LifeKeeper core and by other recovery kits are not listed in this guide. Note that you may…

Creating a Sybase ASE Resource Hierarchy

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Installing and Configuring Sybase ASE with SPS » Creating a Sybase ASE Resource Hierarchy

Perform the following steps on the primary server: On the Edit menu, select Server, then Create Resource Hierarchy. The Create Resource Wizard dialog will appear. Select Sybase ASE Database from the drop-down list and click Next. You will be prompted for…

Creating the SAP Resource Hierarchy

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS without NFS » Creating the SAP Resource Hierarchy

From the LifeKeeper GUI menu, select Edit, then Server. From the drop-down menu, select Create Resource Hierarchy. A dialog box will appear with a drop-down list box with all recognized recovery kits installed within the cluster. Select SAP from the drop-down…

Enforcing ASCS/ERS Avoidance Behavior When Using ENSA2/ERSv2

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS + ERS with NFS » Enforcing ASCS/ERS Avoidance Behavior When Using ENSA2/ERSv2

ERSv2 is intended to be active (in-service) on a node in the cluster where the ASCS resource is not active. The ERS quickCheck will automatically transfer the ERS hierarchy if ERS and ASCS are active on the same node and another node is available. To avoid getting…

Upgrading SPS

SIOS Protection Suite for Linux Installation Guide » Upgrading SPS

SPS for Linux may be upgraded to future releases while preserving existing resource hierarchies. Review this information carefully to ensure that you minimize application downtime. *Note: LifeKeeper can be upgraded to the current version from up to two versions back.…

Editing MQ Configuration Resource Properties

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for MQ » Editing MQ Configuration Resource Properties

The WebSphere MQ Properties page allows you to view and modify the configuration details for a specific WebSphere MQ resource via the properties panel if it is enabled. Specific WebSphere MQ resource configuration properties can also be modified via the Resource…

MQ Parameters List

Parameters List » MQ Parameters List

The table below lists and explains names and meanings of the MQ parameters. These values are tuned by editing the /etc/default/LifeKeeper configuration file. Parameter Name Meaning Setting Value Default Value When to Apply Notes…

Creating a Route53 Resource Hierarchy

Application Recovery Kits » Route53 Recovery Kit Administration Guide » Route 53 Configuration » Creating a Route53 Resource Hierarchy

To create a resource instance from the primary server, complete the following steps. From the LifeKeeper GUI menu, select Edit then Server From the drop down menu, select Create Resource Hierarchy. A dialog box will appear with a drop down list showing all of…

Creating an SAP DB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Resource Configuration Tasks » Creating an SAP DB Resource Hierarchy

Perform the following steps on the primary server: On the Edit menu, select Server, then Create Resource Hierarchy. The Create Resource Wizard dialog will appear. Select SAP DB Database from the drop-down list and click Enter. You will be prompted for the…

File System Health Monitoring

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Maintenance Tasks » File System Health Monitoring

The File System Health Monitoring feature detects conditions that could cause LifeKeeper protected applications that depend on the file system to fail. Monitoring occurs on active/in-service resources (i.e. file systems) only. The two conditions that are monitored…

Creating a WebSphere MQ Resource Hierarchy

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for MQ » Creating a WebSphere MQ Resource Hierarchy

After completing the necessary setup tasks, use the following steps to define the WebSphere MQ resource hierarchy. From the LifeKeeper GUI menu, select Edit, then Server. From here, select Create Resource Hierarchy. The Create Resource Wizard dialog box will…

Creating the SAP Resource Hierarchy

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS + ERS with NFS » Creating the SAP Resource Hierarchy

From the LifeKeeper GUI menu, select Edit, then Server. From the drop-down menu, select Create Resource Hierarchy. A dialog box will appear with a drop-down list box with all recognized recovery kits installed within the cluster. Select SAP from the drop-down…

Extending a WebSphere MQ Hierarchy

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for MQ » Extending a WebSphere MQ Hierarchy

This operation can be started from the Edit menu or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend Wizard…

Issues Regarding DB2 EEE or multiple partition ESE and NFS

Application Recovery Kits » DB2 Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux DB2 Recovery Kit » Configuration Considerations for DB2 Multiple Partition » Issues Regarding DB2 EEE or multiple partition ESE and NFS

If the NFS export point for the DB2 instance home directory becomes unavailable while the DB2 instances are running, the system will hang while waiting for the export point to become available again. Many system operations will not work correctly, including a system…

Extending a Postfix Resource Hierarchy

Application Recovery Kits » Postfix Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Postfix » Extending a Postfix Resource Hierarchy

This operation can be started from the Edit menu, or initiated automatically upon completing the Create Resource Hierarchy option, in which case you should refer to Step 2 below. On the Edit menu, select Resource, then Extend Resource Hierarchy. The Pre-Extend…

SAP Abbreviations and Definitions

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Abbreviations and Definitions

The following abbreviations are used throughout this documentation: Abbreviation Meaning AS SAP Application Server. Although AS typically refers to any application server, within the context of this document, it is intended to mean a…

ERS Resource Types in LifeKeeper

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Administration » ERS Resource Types in LifeKeeper

*Important: Please see the SAP Recovery Kit – Known Issues / Restrictions The design and implementation of the ERS resource type was modified in SPS-L 9.4.0. This page describes the differences between the implementation prior to version 9.4.0 and the…

Avoiding Full Resynchronizations

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » Administering SIOS DataKeeper for Linux » Avoiding Full Resynchronizations

When replicating large amounts of data over a WAN link, it is desirable to avoid full resynchronizations which can consume large amounts of network bandwidth and time. With newer kernels, SIOS DataKeeper can avoid almost all full resyncs by using its bitmap technology.…

Creating an SAP Resource Hierarchy

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Installation » Creating an SAP Resource Hierarchy

To protect the SAP System, an SAP Hierarchy will be needed. This SAP Hierarchy consists of the Core (Central Services) Resource, the ERS Resource, the Primary Resource and Secondary Resources. To create this hierarchy, perform the following tasks from the Primary…

SAP Directory Structure

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Configuration Considerations » SAP Directory Structure

The directory structure for the database will be different for each database management system that is used with the SAP system. Please consult the SAP installation guide specific to the database management system for details on the directory structure for the…

SIOS Protection for Linux Support Matrix

SIOS Protection for Linux Support Matrix

Supported Operating Systems Supported Applications Supported Virtualization Supported Operating Systems Product Supported Operating System SIOS Protection Suite for Linux / LifeKeeper for Linux v9.0 v9.0.1 v9.0.2 v9.1…

Network Related Troubleshooting (GUI)

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » GUI Troubleshooting » Network Related Troubleshooting (GUI)

LifeKeeper uses Java RMI (Remote Method Invocation) for communications between GUI clients and servers. Some potential problems may be related to RMI, and others are general network configuration problems. Long Connection Delays on Windows Platforms From Sun…

Custom and Maintenance-Mode Behavior via Policies

Application Recovery Kits » SAP Recovery Kit Administration Guide » Maintenance Mode » Custom and Maintenance-Mode Behavior via Policies

*Note: As of SPS-L version 9.3.2, HA Maintenance Mode can be enabled for an SAP hierarchy via the SSHCC Actions menu in the LifeKeeper UI. See SAP Maintenance Mode for more details. Resource Policy Management Overview Resource Policy Management in SIOS Protection…

Resource Policy Management

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Resource Policy Management

Resource Policy Management in SIOS Protection Suite for Linux provides behavior management of resource local recovery and failover. Resource policies are managed with the lkpolicy command line tool (CLI). SIOS Protection Suite SIOS Protection Suite is designed to…

Resource Policy Management

LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Installation Guide » Resource Policy Management

Resource Policy Management in LifeKeeper Single Server Protection (SSP) provides behavior management of resource local recovery and failover. Resource policies are managed with the lkpolicy command line tool (CLI). LifeKeeper SSP Recovery Behavior LifeKeeper SSP is…

Modifying Protection for the Sybase Monitor Server

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Administration » Modifying Protection for the Sybase Monitor Server

*NOTE: The Sybase Monitor Server is no longer supported with the Sybase ASE ARK v9.0.2 and later. The Monitor Server is a separate server from the database server that monitors the Adaptive Server. The Monitor Server can provide real time or historical data to client…

Running Setup

LifeKeeper Single Server Protection for Linux Technical Documentation » Intergration with VMware HA » SteelEye Management Console » Running Setup

The SteelEye Management Console software components can be installed from either a CD/DVD or from the ISO img file containing the CD image. All software procedures from this point must be run as the root user. In either case, the CD or ISO img file must be mounted.…

Creating an IP Resource Hierarchy

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » Creating an IP Resource Hierarchy

To create a resource instance from the primary server, complete the following steps: From the LifeKeeper GUI menu, select Edit, then Server. From the drop down menu, select Create Resource Hierarchy. A dialog box will appear with a dropdown list box menu listing…

NFS Specific Configuration Considerations

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Configuration Considerations » NFS Specific Configuration Considerations

The following should be considered before using the LifeKeeper NFS Server Recovery Kit: The NFS file system to be placed under LifeKeeper protection must be exported by the primary server (the server where the NFS resource is being created). This implies that NFS is…

SCSI Kit Message Catalog

Search for an Error Code » Combined Message Catalog » SCSI Kit Message Catalog

Use Control F to search for a specific error code in each catalog. To search for any error code, select the Search button at the top right of the screen. …

Creating an Apache Web Server Resource Hierarchy

Application Recovery Kits » Apache Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Apache » Creating an Apache Web Server Resource Hierarchy

*IMPORTANT: Before you create your Web Server resource hierarchy, you must make sure that your Apache configuration file has included an existing LifeKeeper-protected IP resource. In a shared environment where the web documents and/or configuration files are on a…

Terms to Know – Apache

Quick Start Guides » Apache/MySQL Cluster Using Both Shared and Replicated Storage » Terms to Know – Apache

The following terms are used throughout this document and while some may be familiar to you, it may be helpful to review how SIOS defines and uses these terms. Network Communication Terms Crossover cable – A cable used to directly connect computing devices together…

Samba Configuration Steps

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Configuration Steps

This section provides steps that you should take to configure your Samba resources. Plan your Samba configuration. This includes the following: º NetBIOS name(s) to be used º The interfaces that will be protected and allowed access to the shares …

DB2 Configuration Examples

Application Recovery Kits » DB2 Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux DB2 Recovery Kit » DB2 Configuration Examples

A few examples of what happens during a failover using LifeKeeper for Linux DB2 Recovery Kit are provided below. In the following pictures, EE and EEE are used to denote database configurations; ESE may be substituted wherever appropriate. Configuration 1: DB2 Single…

Creating an NFS Resource Hierarchy

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Configuration Tasks » Creating an NFS Resource Hierarchy

To create a resource instance from the primary server, you should complete the following steps: From the LifeKeeper GUI menu, select Edit, then Server. From the drop-down menu, select Create Resource Hierarchy. To change a selection already entered or if an error…

Server Properties Dialog

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Common Tasks » Server Properties Dialog

The Server Properties dialog is available from a server context menu or from the Edit menu. This dialog displays the properties for a particular server. The properties for the server will also be displayed in the properties panel if it is enabled. The three tabs of…

Creating an NFS Resource Hierarchy

Quick Start Guides » SIOS Protection Suite for Linux in the AWS Cloud (SAP) » ASCS + ERS with NFS » Creating an NFS Resource Hierarchy

To create a resource instance from the primary server, you should complete the following steps: From the LifeKeeper GUI menu, select Edit, then Server. From the drop-down menu, select Create Resource Hierarchy. To change a selection already entered or if an error…

Terms to Know – PostgreSQL

Quick Start Guides » PostgreSQL Cluster with Shared Storage (ISCSI) » Terms to Know – PostgreSQL

The following terms are used throughout this document and, while some may be familiar to you, it may be helpful to review how SIOS defines and uses these terms. Network Communication Terms Crossover cable – A cable used to directly connect computing devices…

Creating a MySQL Resource Hierarchy

Application Recovery Kits » MySQL Recovery Kit Administration Guide » Installing/Configuring MySQL with LifeKeeper » Creating a MySQL Resource Hierarchy

!IMPORTANT: In a LifeKeeper cluster environment where the MySQL data directory (datadir) files are on a shared disk, you must make sure that the shared file system is mounted on the primary/template server. If the file system resource is created first, the shared…

Active/Active MySQL Configuration

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » Active/Active MySQL Configuration

An active/active configuration consists of two or more servers actively running a different database instance with each serving as a backup for each other. The database instances must be on different shared physical disks. For LifeKeeper configurations supporting…

Software RAID Notes and Restrictions

Application Recovery Kits » MD Recovery Kit Administration Guide » Software RAID (md) Recovery Kit Overview » Software RAID Notes and Restrictions

The following notes and restrictions apply to this version of the Software RAID Recovery Kit. Activating Virtual Devices During Boot Up Virtual devices on shared storage should not be activated during system boot-up. Persistent Superblock All virtual devices must…

IP Local Recovery

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Fault Detection and Recovery Scenarios » IP Local Recovery

SIOS recommends the use of bonded interfaces via the standard Linux NIC bonding mechanism in any LifeKeeper release where a backup interface is required. Beginning with LifeKeeper Release 7.4.0, bonded interfacing is the only supported method. For releases prior to…

Hierarchy Restore, Remove and Recover Messages

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Troubleshooting » Hierarchy Restore, Remove and Recover Messages

Bringing an NFS Resource In‑Service (Restore) Error Number Error Message Description 106007 Cannot bring NFS or HANFS resource “TAG” in service on server "SERVER" Review other error messages to determine the action…

VMDK Error Messages

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » VMDK Troubleshooting » VMDK Error Messages

This section provides a list of messages that you may encounter while creating and extending a LifeKeeper VMDK resource hierarchy or removing and restoring a resource. Where appropriate, it provides an additional explanation of the cause of an error and necessary…

DK for Linux Terms to Know

Quick Start Guides » DataKeeper for Linux Evaluation Guide » DK for Linux Terms to Know

The following terms are used throughout this document and, while some may be familiar to you, it may be helpful to review how SIOS defines and uses these terms. Network Communication Terms Crossover cable – A cable used to directly connect computing devices…

Resource Error Recovery Scenario

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Fault Detection and Recovery Scenarios » Resource Error Recovery Scenario

LifeKeeper provides a real-time daemon monitor, lkcheck, to check the status and health of LifeKeeper-protected resources. For each in-service resource, lkcheck periodically calls the quickCheck script for that resource type. The quickCheck script performs a quick…

Modifying Protection for the Sybase Backup Server

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Administration » Modifying Protection for the Sybase Backup Server

The Sybase Backup Server is an Open Server-based application that manages all database backups (dump) and restores (load) operations for Adaptive Server. The Sybase Backup Server can be protected by the SPS Sybase ASE resource hierarchy during the resource creation, or…

MySQL Troubleshooting

Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Troubleshooting

Common Error Messages This section provides a list of messages that you may encounter while creating and extending an SPS MySQL resource hierarchy or removing and restoring a resource. Where appropriate, it provides an additional explanation of the cause of an error…

SAP HANA Configuration

Quick Start Guides » SAP HANA Recovery Kit » SAP HANA Configuration

Creating an SAP HANA Resource From the LifeKeeper GUI menu, select Edit, then Server. From the drop-down menu, select Create Resource Hierarchy. A dialog box will appear with a drop-down list with all recognized recovery kits installed within the cluster. Select…

Terms to Know

Quick Start Guides » MySQL Cluster with Data Replication (“Shared Nothing” Cluster) » Terms to Know

The following terms are used throughout this document and, while some may be familiar to you, it may be helpful to review how SIOS defines and uses these terms. Network Communication Terms Crossover cable – A cable used to directly connect computing devices…

Common Causes of an SPS Initiated Failover

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Common Causes of an SPS Initiated Failover

In the event of a failure, SPS has two methods of recovery: local recovery and inter-server recovery. If local recovery fails, a “failover” is implemented. A failover is defined as automatic switching to a backup server upon the failure or abnormal…

LifeKeeper API for Monitoring

LifeKeeper Single Server Protection for Linux Technical Documentation » Administration » LifeKeeper API for Monitoring

Introduction The LifeKeeper API for Monitoring can obtain the operational status of LifeKeeper nodes and their protected resources by making status inquiries to the available nodes in the LifeKeeper cluster. Summary This document describes the LifeKeeper API for…

Creating an Oracle Listener for Multiple Resources

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Oracle Appendix » Creating an Oracle Listener for Multiple Resources

You may want to create an Oracle Listener if any of the following statements are true for your system configuration: Multiple Listeners are defined for Multiple Oracle SIDs The Oracle Listener is a critical component in your configuration A Single Listener…

Data Replication – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » Data Replication – Known Issues / Restrictions

Description Partitions with an odd number of sectors are not supported when running kernel 4.12 or later The use of a partition with an odd number of sectors is not supported in a DataKeeper mirror in environments running kernel 4.12 or later. This…

DataKeeper for Linux Troubleshooting

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » DataKeeper for Linux Troubleshooting

This section provides information regarding issues that may be encountered with the use of DataKeeper for Linux. Where appropriate, additional explanation of the cause of an error is provided along with necessary action to resolve the error condition. Messages…

Oracle Known Issues and Restrictions

Application Recovery Kits » Oracle Recovery Kit Administration Guide » Oracle Troubleshooting » Oracle Known Issues and Restrictions

Control File Switchover Failu If the $ORACLE_HOME directory does not recover, the database control files may not be set up properly. For automatic switchover, the control files need to be configured on a shared device during the database creation. If you keep the…

LifeKeeper API for Monitoring

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Advanced Tasks » LifeKeeper API for Monitoring

Introduction The LifeKeeper API for Monitoring can obtain the operational status of LifeKeeper nodes and their protected resources by making status inquiries to the available nodes in the LifeKeeper cluster. Summary This document describes the LifeKeeper API for…

DataKeeper Kit Message Catalog

Search for an Error Code » Combined Message Catalog » DataKeeper Kit Message Catalog

Use Control F to search for a specific error code in each catalog. To search for any error code, select the Search button at the top right of the screen. …

How SIOS DataKeeper Works

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » How SIOS DataKeeper Works

SIOS DataKeeper creates and protects NetRAID devices. A NetRAID device is a RAID1 device that consists of a local disk or partition and a Network Block Device (NBD) as shown in the diagram below. A LifeKeeper supported file system can be mounted on a NetRAID…

Oracle Kit Message Catalog

Search for an Error Code » Combined Message Catalog » Oracle Kit Message Catalog

Use Control F to search for a specific error code in each catalog. To search for any error code, select the Search button at the top right of the screen. …

IP Recovery Kit Configuration Examples

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » IP Recovery Kit Configuration Examples

This topic identifies example network configurations and then describes two sample IP configuration exercises. The first example illustrates a typical case of a database application dependent upon a single IP resource and configured on a pre-existing subnet. The second…

Confirm Failover and Block Resource Failover Settings

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » Optional Configuration Tasks » Confirm Failover and Block Resource Failover Settings

Normally, LifeKeeper will automatically switch operations to a backup node when a node failure or a resource failure occurs. However, depending on the environment, requiring manual confirmation by a system administrator may be desirable, instead of an automatic…