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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…

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…

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…

MQ Supported File System Layouts

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » MQ Supported File System Layouts

Depending on your shared storage system and the file system layout, there are three different supported configurations. They differ in the file system layout. The following section describes the supported file system layouts. Configuration 1 – /var/mqm on Shared…

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. Code Severity Message …

Creating a File System Resource Hierarchy

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

Use this option to protect a file system only (for example, if you have shared files that need protection). There are four ways to begin creating a file system resource hierarchy. • Right-click on a server icon to bring up the server context menu, then click…

Extending a File System Resource Hierarchy

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

This operation can be started automatically after you have finished creating a file system resource hierarchy, or from an existing file system resource, as described in the section on extending resource hierarchies. Then complete the steps below, which are specific to…

LKCLI – Replicate the Existing Cluster Settings

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » LKCLI Guide » LKCLI – Replicate the Existing Cluster Settings

Inherit and Duplicate the Cluster Settings This section describes the procedure for replicating a cluster with the same settings based on the cluster with the communication path and resource set.   Configuration The steps describe preparing a 2-node LifeKeeper…

File Menu

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Menus » File Menu

Connect. Connect to a LifeKeeper cluster. Connection to each server in the LifeKeeper cluster requires login authentication on that server. Exit. Disconnect from all servers and close the GUI window.

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…

How to Create Data Replication of a File System

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Create Data Replication of a File System

As discussed in How Does Data Replication between Nodes Work, DataKeeper creates a NetRAID Device which works as RAID1 device. This guide uses the following parameters as examples. Replace these parameters based on the local environment that DataKeeper is being…

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…

Configuration File Synchronization Utility

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Troubleshooting » Configuration File Synchronization Utility

Error Number Error Message Description 109013 The hierarchy for the specified configuration file does not have an equivalency with the target system. Select another target system or configuration file. The -t TargetSys argument to…

Maintaining the smvpasswd File

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Hierarchy Administration » Maintaining the smvpasswd File

Samba provides four different authentication methods via the security directive. The share and user security settings both require access to the local smbpasswd file to determine if access will be granted. As noted in the section Running Multiple Instances of Samba…

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…

Sybase Interfaces File Considerations

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Sybase Interfaces File Considerations

The Sybase ASE Recovery Kit uses the Sybase ASE interfaces file for the detection of the client IP addresses and ports. This file is located under $SYBASE and is typically called interfaces. This file is updated whenever an Adaptive Server, Monitor Server or Backup…

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…

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…

Modifying the Samba Configuration File

Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Hierarchy Administration » Modifying the Samba Configuration File

When changes are required to a Samba configuration file that is used in a LifeKeeper Samba instance, perform these procedures on the server that is In Service, Protected (ISP). There are three types of configuration file changes: Those that do not directly impact…

Route53™ User System Setup

Application Recovery Kits » Recovery Kit for Route 53™ Administration Guide » Recovery Kit for Route 53™ Configuration » Route53™ User System Setup

An IP resource is required for creating the Route53 resource and can be either the virtual IP resource or the actual IP resource (resource for the primary IP address that is configured for NIC). When Using the Virtual IP Resource When using the virtual IP resource…

Configure SAP HANA System Replication

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » Configuring SAP HANA with SPS » Configure SAP HANA System Replication

Configure SAP HANA System Replication according to the instructions provided in the SAP HANA System Replication Guide (available at http://help.sap.com). Once SAP HANA System Replication has been successfully enabled on the intended primary replication site and the…

Maintaining a LifeKeeper Protected System

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

When performing shutdown and maintenance on a LifeKeeper-protected server, you must put that system’s resource hierarchies in service on the backup server before performing maintenance. This process stops all activity for shared disks on the system needing…

Creating a New SSH Key

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Configuring Network Components and Creating Instances » Creating an Instance in GCP from Scratch » Creating a New SSH Key

You will need to use an ssh key to connect to VMs. This section outlines how you can create a new ssh key on the GCP console and then download the private key to your local system. Refer to the GCP documentation for more information. Activate the Cloud Shell by…

[Printers] Section of the Configuration File

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

The [printers] section handles connection attempts to printers on a Samba server if it is not specifically defined as a share. LifeKeeper does not protect printer shares via this special section nor through the global directive load printers. Each LifeKeeper-protected…

Using Mirrored File Systems with DataKeeper

Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » PostgreSQL Configuration Considerations » Using Mirrored File Systems with DataKeeper

The PostgreSQL Recovery Kit supports the use of SIOS DataKeeper as a shared file system. The mirrored file systems can be used for the PostgreSQL installation path, log path, the data directory and the executable path. For example, a dependent file system for a…

Appendix B – Sample qm.ini Configuration File

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » Appendix B – Sample qm.ini Configuration File

#*******************************************************************# #* Module Name: qm.ini *# #* Type : WebSphere MQ queue manager configuration file *# # Function : Define the configuration of a single queue…

Appendix A – Sample mqs.ini Configuration File

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » Appendix A – Sample mqs.ini Configuration File

#********************************************************************# #* *# #* *# #* Licensed Materials – Property of IBM …

[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…

Create File Systems and Directory Structure

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Installation » Create File Systems and Directory Structure

While there are many different configurations depending upon which database management system is being used, below is the basic layout that should be adhered to. Set up comm paths between the primary and secondary servers Add virtual ip resources to…

[Homes] Section of the Configuration File

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

The [homes] section is a special section in the configuration file to handle connection attempts to a user’s home directory on a Samba server if it is not specifically defined as a share. LifeKeeper does not protect users’ home directories via this special share;…

Create SAP NFS Shared File Systems

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP Resources » Create SAP NFS Shared File Systems

In this section we will create highly-available NFS shared file systems which will be mounted on each node hosting an SAP instance. Typical file systems to be shared between systems in a highly-available SAP AS ABAP environment…

GCP – Creating SAP NFS Shared File Systems

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP Resources » Create SAP NFS Shared File Systems » GCP – Creating SAP NFS Shared File Systems

In this section we will set up a highly-available NFS mount target using the NetApp Cloud Volumes Service for Google Cloud, which is a cloud-native third-party service that integrates with Google Cloud to provide zonal high-availability for shared file systems.…

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 SAP HANA and Configure System Replication

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP HANA Resources » Install SAP HANA and Configure System Replication

Install SAP HANA on node-a Create a /sap-install directory on node-a which will contain the SAP HANA installation files. mkdir /sap-install Download the SAP HANA installation files to /sap-install on node-a. Extract the SAP HANA installation files. In this…

Attach Disks for SAP HANA File Systems

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP HANA Resources » Attach Disks for SAP HANA File Systems

Create and attach three additional disks to node-a and node-b to support the installation of SAP HANA. The device names used in this example may vary depending on your environment. Note that these disk sizes are used for evaluation purposes only. Consult the relevant…

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…

Using SAP MaxDB Mirrored File Systems with DataKeeper

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Configuration Considerations » Using SAP MaxDB Mirrored File Systems with DataKeeper

The SAP MaxDB Recovery Kit supports the use of DataKeeper as a device space. In addition, the SAP MaxDB software can be installed on mirrored file systems. For example, a dependent file system for an SAP MaxDB resource would look similar to the following, which shows…

Using Sybase ASE Mirrored File Systems with DataKeeper

Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Using Sybase ASE Mirrored File Systems with DataKeeper

The Sybase ASE Recovery Kit supports the use of SIOS DataKeeper as a device space. In addition, the Sybase ASE software can be installed on mirrored file systems. For example, a dependent file system for a Sybase ASE resource would look similar to the following, which…

tset Errors Appear in the LifeKeeper Log File

Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Troubleshooting » tset Errors Appear in the LifeKeeper Log File

Cause: The su commands used by the SAP and Database Recovery Kits cause a ‘tset’ error message to be output to the LK log that appears as follows: tset: standard error: Invalid argument This error comes from one of the profile files in the SAP…

Maintaining a LifeKeeper Single Server Protection Protected System

LifeKeeper Single Server Protection for Linux Technical Documentation » Administration » Maintaining a LifeKeeper Single Server Protection Protected System

When performing system or application maintenance on a LifeKeeper Single Server Protection-protected server, you should either stop LifeKeeper Single Server Protection monitoring or place the protected resources into maintenance mode. This will stop LifeKeeper Single…

Taking the System to init state S WARNING

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Taking the System to init state S WARNING

When LifeKeeper is operational, the system must not be taken directly to init state S. Due to the operation of the Linux init system, such a transition causes all the LifeKeeper processes to be killed immediately and may precipitate a fastfail. Instead, you should…

Update Config File for Oracle Listener on Both Nodes

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting an Oracle Resource (non-PDB) » Update Config File for Oracle Listener on Both Nodes

*The following steps should be executed on both nodes. Check the Listener Status Check the current status of the Listener with following command: Stop Listener if it is Running Edit the Configuration File The configuration file is located at…

Measuring Rate of Change on a Linux System (Physical or Virtual)

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Network Bandwidth Requirements » Measuring Rate of Change on a Linux System (Physical or Virtual)

DataKeeper for Linux can replicate data across any available network. In Wide Area Network (WAN) configurations, special consideration must be given to the question, “Is there sufficient bandwidth to successfully replicate the partition and keep the mirror in the…

SIOS Protection Suite for Linux Release Notes

SIOS Protection Suite for Linux Release Notes

Version 9.5.1 Released October 6, 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…

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…

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…

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.…

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…

Protecting SAP HANA Resources

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP HANA Resources

In this section we will deploy a highly-available SAP HANA 2.0 SPS04 cluster. Our configuration will use SAP HANA System Replication to replicate data from the active database host to the standby database host and will use the LifeKeeper SAP HANA Recovery Kit to handle…

LKCLI – Resource Creation

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » LKCLI Guide » LKCLI – Resource Creation

This topic describes how to create LifeKeeper resources for protected services and applications. Note: Be sure to create a communication path first (refer to LKCLI Communication Path Creation and Deletion). Creating File System Resources The steps for creating file…

Java Security Policy

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

The LifeKeeper GUI uses policy-based access control. When the GUI client is loaded, it is assigned permissions based on the security policy currently in effect. The policy, which specifies permissions that are available for code from various signers/locations, is…

SAP HANA Recovery Kit Message Catalog

Search for an Error Code » Combined Message Catalog » SAP HANA Recovery 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. Code Severity Message Cause/Action …

Command Line Mirror Administration

SIOS Protection Suite for Linux Technical Documentation » DataKeeper » Administering SIOS DataKeeper for Linux » Command Line Mirror Administration

In addition to performing actions through the LifeKeeper GUI, the mirror can also be administered using the command line. There are several commands (found in the $LKROOT/bin directory) that can be used to administer a DataKeeper resource. Mirror…

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…

Configuration Considerations for Apache Web Server

Application Recovery Kits » Apache Recovery Kit Administration Guide » Configuring Apache Web Server with LifeKeeper » Configuration Considerations for Apache Web Server

Before you create Apache resource hierarchies, you will need to make sure you have completed the following configuration tasks for the Apache Web Server application: In the case Apache package attached to a distribution is installed, it is normally set to autostart…

Changing Replication and Operation Modes

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » SAP HANA Resource Hierarchy Administration » Changing Replication and Operation Modes

Warning: While the replication and operation modes may be changed for the secondary replication site, the user should never perform a manual takeover or switchover of SAP HANA System Replication outside of LifeKeeper. Doing so will result in an error state in which…

Testing your SAP HANA Resource Hierarchy

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » SAP HANA Resource Configuration Tasks » Testing your SAP HANA Resource Hierarchy

Test Scenarios To understand the behavior of the SAP HANA Recovery Kit, perform the following tests. The following prerequisites must be completed before performing any test: LifeKeeper and the SAP HANA database must be installed and configured according to the…

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…

LifeKeeper Core – Known Issues / Restrictions

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

Description A split brain may occur if a resource fails while processing a restored comm path if quorum is configured If a cluster is configured with quorum and both quickCheck and local recovery fail during processing of a restored communication…

Protecting an Oracle Resource (non-PDB)

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting an Oracle Resource (non-PDB)

This section outlines the steps to protect Oracle Resources (non-PDB). To protect Oracle resources, the data needs to be replicated across nodes using DataKeeper (unless shared storage or SAN devices are used). The following table outlines the location of each…

Relocating QMDIR and QMLOGDIR

Application Recovery Kits » WebSphere MQ Recovery Kit Administration Guide » WebSphere MQ Configuration Considerations » MQ Configuration Requirements » MQ Configuration Changes After Resource Creation » Relocating QMDIR and QMLOGDIR

If the location of the QMDIR and QMLOGDIR are changed, the LifeKeeper configuration must be modified. You have the following options to do so: Recreate the queue manager resource hierarchies. This involves deletion of the queue manager hierarchy and creation of…

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,…

NAS Recovery Kit Overview

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

LifeKeeper for Linux NAS Recovery Kit The primary focus of the LifeKeeper for Linux NAS Recovery Kit is to offer LifeKeeper users an alternative storage method to shared storage and data replication. The NAS Recovery Kit enables the creation of LifeKeeper resource…

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…

Configure the Cluster – DK for Linux

Evaluation Guides » DataKeeper for Linux Evaluation Guide » Configure the Cluster – DK for Linux

Primary Server Complete the following steps on the primary server to configure the cluster: Create TCP Communication (Comm) Path(s) Verify the Communication (Comm) Path(s) Before you begin, SIOS recommends at least two TCP communications paths between each…

Supported Storage

Supported Storage

Supported Storage List for LifeKeeper for Linux v9 Last updated: January 6, 2021 The table below is a list of LifeKeeper for Linux v9 supported storage and should be considered when configuring your environment. About Supported Storage Some types of storage used as…

Protecting MSSQL Using Quick Service Protection

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting MSSQL Using Quick Service Protection

This section outlines the steps to protect Microsoft SQL Server 2017 in a Linux environment. *This document uses Microsoft SQL Server 2017 as an example. You can apply the same steps on Microsoft SQL Server 2012 R2 through Microsoft SQL Server 2019. Although…

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. Code Severity Message Cause/Action …

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…

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. Core Bug 2257 Access to LifeKeeper Single Server Protection and SIOS Protection Suite nodes via credstore requires proper credstore key Solution: When…

Computing Resources Used in this Tutorial

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Configuring Network Components and Creating Instances » Computing Resources Used in this Tutorial

As discussed earlier, two nodes will be configured in a network to complete tasks in this tutorial. Please refer to the SIOS Protection Suite for Linux Release Notes as well as the resource plan for the resource(s) to be protected (e.g., Oracle). Check to ensure that…

SAP HANA Recovery Kit Overview

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

The SAP HANA Recovery Kit is compatible with SAP HANA Platform 2 (SP04 or later). SAP HANA provides three different mechanisms to increase availability. Host Auto-Failover – At least one standby node added to a SAP HANA system. These nodes are configured to work…

Protecting Our Resources

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources

A Typical Resource Protection Scenario with LifeKeeper With LifeKeeper, most of the configuration can be completed using wizards. The wizard collects information about the resource(s) that are available for protection, and these resources can be protected by answering…

NFS Extend Hierarchy Errors

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

The error messages that might be displayed during NFS 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…

General IP Planning Considerations

Application Recovery Kits » IP Recovery Kit Administration Guide » IP Recovery Kit Configuration » General IP Planning Considerations

After you have selected the addresses, netmasks and associated host/domain names you intend to use for IP resource hierarchies, add the appropriate entries to each server’s /etc/hosts file, and to the Domain Name Server (DNS), if used. *Note: Even if you are using a…

GUI Toolbar

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » GUI » Toolbars » GUI Toolbar

This toolbar is a combination of the default server and resource context toolbars which are displayed on the properties panel except that you must select a server and possibly a resource when you invoke actions from this toolbar. Connect. Connect…

LifeKeeper Single Server Protection for Linux Release Notes

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

Version 9.5.1 Released October 6, 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…

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…

Modify the SAP HANA Instance Profile

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » Configuring SAP HANA with SPS » Modify the SAP HANA Instance Profile

Disable Autostart for the HDB Instance In order for LifeKeeper to successfully manage the SAP HANA resource during failover or system reboot, the Autostart feature which automatically starts the HDB instance on system boot must be disabled. In order to disable this…

Installing the Linux OS and Associated Communication Packages

SIOS Protection Suite for Linux Installation Guide » Setting Up Your SPS Environment » Installing the Linux OS and Associated Communication Packages

Before attempting to install the SPS for Linux software, you must first ensure that your Linux operating system is successfully installed and operational. Please see the Linux installation instructions provided with your distribution of Linux for complete installation…

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…

Specific Configuration Considerations for Oracle

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

*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 following…

Configuring NFS Server with LifeKeeper

Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Configuration Considerations » Configuring NFS Server with LifeKeeper

This section contains information to consider before starting to configure and administer the NFS Server Recovery Kit as well as examples of typical LifeKeeper NFS configurations. Please refer to SPS for Linux Technical Documentation for instructions on configuring…

SAP HANA Resource Hierarchy Administration

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » SAP HANA Resource Hierarchy Administration

*Important Note: Unless otherwise noted in this guide, all administrative tasks for a LifeKeeper-protected SAP HANA Database should be performed through LifeKeeper. Performing administrative actions such as stopping the database or disabling SAP HANA System…

LKCLI Subcommands for Each ARK

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » LKCLI (LifeKeeper Command Line Interface) » LKCLI Subcommands for Each ARK

ARK List Apache DataKeeper DB2 EC2 FileSystem Generic Application IP MySQL NFS Oracle OracleListener OraclePDB PostgreSQL Postfix QSP Raw Route53 Samba Sybase Apache See the Configuring LifeKeeper section of the Apache Recovery Kit…

Configure the Cluster – Apache

Quick Start Guides » Apache/MySQL Cluster Using Both Shared and Replicated Storage » Configure the Cluster – Apache

Primary Server Complete the following steps on the primary server to configure the cluster: Create TCP Communication (Comm) Path(s) Verify the Communication (Comm) Path(s) Before you begin, SIOS recommends at least two TCP communications paths between each server…

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. Code Severity Message Cause/Action …

Resolving Split Brain Scenarios

Application Recovery Kits » SAP HANA Recovery Kit Administration Guide » SAP HANA Resource Hierarchy Administration » Resolving Split Brain Scenarios

A “split brain” scenario occurs when the SAP HANA database is running and configured as the primary SAP HANA Replication site on multiple cluster nodes. In this situation, LifeKeeper will suspend all monitoring of the HANA database until the issue is manually…

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…

Configure the Cluster

Quick Start Guides » MySQL Cluster with Data Replication (“Shared Nothing” Cluster) » Configure the Cluster

Primary Server Complete the following steps on the primary server to configure the cluster: Create TCP Communication (Comm) Path(s) Verify the Communication (Comm) Path(s) Before you begin, SIOS recommends at least two TCP communications paths between each server…

Appendix C – WebSphere MQ Configuration Sheet

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

Cluster name     …

Changing Username / Password for the Oracle Database Account

Application Recovery Kits » Oracle Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Oracle » Changing Username / Password for the Oracle Database Account

After a hierarchy has been created, change the Username and Password using one of the following procedures. If $ORACLE_HOME is on shared (or replicated) storage (common in active-passive configurations): On the system where the Oracle database resource is…

Licensing

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

Obtaining and Installing the License SPS for Linux requires a unique license for each server. The license is a run-time license, which means that you can install SPS without it, but the license must be installed before you can successfully start and run the product. …

Create Dependency with Mailbox Spool Resource

Application Recovery Kits » Postfix Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Postfix » Create Dependency with Mailbox Spool Resource

If the Postfix queue directory and Mailbox Spool directory are on the same file system (LUN) on the shared disk, both directories are protected by creating the Postfix resource hierarchy and extending the Postfix resource hierarchy to another server in your cluster. If…

NAS Troubleshooting

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

Symptom Possible Cause LifeKeeper fail over operation fails with umount busy error. The file system kit used to build NAS hierarchies cannot detect and remove processes not protected by LifeKeeper that are using the mounted file system in…

LifeKeeper GUI – Overview

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

The LifeKeeper GUI uses Java technology to provide a graphical status interface to LifeKeeper and its configuration data. Since the LifeKeeper GUI is a client/server application, a user will run the graphical user interface on a client system in order to monitor or…

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…

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…

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…

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…