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Known Issues and Restrictions

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

Included below are the restrictions or known issues open against LifeKeeper for Linux, broken down by functional area. Installation Known Issues / Restrictions LifeKeeper Core Known Issues / Restrictions Internet/IP Licensing Known Issues / Restrictions GUI Known…

Installation – Known Issues / Restrictions

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

Description A functional yum or zypper configuration is required for the successful installation of LfieKeeper. A misconfigured or non-functional yum or zipper configuration can result in the failure of the LifeKeeper installation script. Output…

GUI – Known Issues / Restrictions

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

Description GUI login prompt may not re-appear when reconnecting via a web browser after exiting the GUI When you exit or disconnect from the GUI applet and then try to reconnect from the same web browser session, the login prompt may not…

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…

Apache – Known Issues / Restrictions

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

Description Apache Kit does not support IPv6; doesn’t indentify IPv6 in httpd.conf Any IPv6 addresses assigned to the ‘Listen’ directive entry in the httpd.conf file will cause problems. Solution: Until there is support for…

Oracle – Known Issues / Restrictions

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

Description The Oracle Recovery Kit does not include support for Connection Manager and Oracle Names features The LifeKeeper Oracle Recovery Kit does not include support for the following Oracle Net features of Oracle: Oracle Connection…

MySQL – Known Issues / Restrictions

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

Description The “include” directive is not supported The “include” directive is not supported. All the setup configuration information must be described in a single my.cnf file. Crash Recovery Restarting MySQL…

LVM – Known Issues / Restrictions

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

Description lvmvg resource restore sometimes fails with active error code “5” on RHEL8 lvmetad service is disabled during LifeKeeper installation to ensure that it always gets the latest devices. However, this mechanism no longer works…

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…

DB2 – Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » DB2 – Known Issues / Restrictions

Description DB2 Recovery Kit reports unnecessary error If DB2 is installed on a shared disk, the following message may be seen when extending a DB2 resource. LifeKeeper was unable to add instance “%s” and/or its variables to the…

Oracle Known Issues and Restrictions

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

Control File Switchover Failure 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…

Data Replication – Known Issues / Restrictions

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

Description DataKeeper synchronization fails with certain kernel versions. The following logs are repeatedly output to /var/log/messages: Apr 18 13:05:59 node1 nbd-client: Begin Negotiation Apr 18 13:05:59 node1 nbd-client: size = 53684994048 Apr…

NFS Server – Known Issues / Restrictions

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

Description NFS v4 and bind mounts cannot be used together on systems where /etc/mtab is a symlink to /proc/self/mounts Bind mounts cannot be used with NFS v4 shares on these systems (RHEL 7.0 and later, CentOS 7.0 and later, OEL 7.0 and later,…

Sybase ASE – Known Issues / Restrictions

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

Description User Name/Password Issues: If the default user name is password-protected, the create UI does not detect this until after all validation is complete When creating the Sybase resource, you are prompted to enter the user name. The…

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…

SAP HANA – Known Issues / Restrictions

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

Description SAP HANA administrative user shell restriction The SAP HANA administrative user (i.e., the adm user for the SAP HANA installation) must be configured to use BASH (/bin/bash) as its default login shell (which is the default choice when…

NAS Recovery Kit – Known Issues / Restrictions

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

Description If you want to protect NFS exported by a server with UDP disabled, such as RHEL8, you need to configure “NFS_RPC_PROTOCOL=tcp” in /etc/default/LifeKeeper UDP is used to check the connection with the NFS server. Resource creation will…

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…

Internet/IP Licensing – Known Issues / Restrictions

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

Description /etc/hosts settings dependency /etc/hosts settings: When using internet-based licensing (IPv4 address), the configuration of /etc/hosts can negatively impact license validation. If LifeKeeper startup fails with: Error in obtaining…

SAP Recovery Kit – Known Issues / Restrictions

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

Description SAP Maintenance Mode cannot be enabled for multiple SAP hierarchies when using the LifeKeeper GUI In a configuration using the redesigned ERS resource type available in SPS-L 9.4.0 and later, the ERS resource operates in a hierarchy…

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…

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…

Multipath Recovery Kits (DMMP / HDLM / PPATH /NECSPS) Known Issues / Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » Multipath Recovery Kits (DMMP / HDLM / PPATH /NECSPS) Known Issues / Restrictions

Description Multipath Recovery Kits (DMMP / HDLM / PPATH / NECSPS): Registration conflict error occurs on lkstop when resource OSF The multipath recovery kits (DMMP, HDLM, PPATH, NECSPS) can have a system halt occur on the active (ISP) node when…

AWS Direct Connect Known Issues and Troubleshooting

Quick Start Guides » Connecting to a LifeKeeper Cluster using AWS Transit Gateway Quick Start Guide » AWS Direct Connect Known Issues and Troubleshooting

There are currently no Known Issues.

SAP MaxDB Troubleshooting

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

General Tips The following error messages may be encountered while using the SAP MaxDB Recovery Kit. Error Message Solution The tunable MAXDB_ILB_ENABLED is set in the LifeKeeper defaults file for Internal Load Balancer support. Protecting…

SAP MaxDB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Recovery Kit Overview » SAP MaxDB Resource Hierarchy

The following example shows a typical SAP MaxDB resource hierarchy: The dependencies in the above example correspond to the following protected resources: Resource SAP MaxDB Software Component LKIP.EXAMPLE.COM protects the switchable…

SAP MaxDB Configuration Considerations

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

This section contains information that you should consider before you start to configure and administer the SAP MaxDB Recovery Kit. Using Raw I/O Using Mirrored File Systems with DataKeeper Using Internal Load Balancer Active/Standby Considerations Active/Standby…

Updating SAP MaxDB Parameters

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Hierarchy Administration » Updating SAP MaxDB Parameters

When database parameters are updated for an SAP MaxDB instance, it is necessary to ensure that the updated parameter files are redistributed to all servers protecting the instance. If the IndepDataPath is on a shared disk, then all servers protecting the instance will…

SAP MaxDB Parameters List

Parameters List » SAP MaxDB Parameters List

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

Resource Tag Name Restrictions

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Resource Tag Name Restrictions

Tag Name Length All tags within LifeKeeper may not exceed the 256 character limit. Valid “Special” Characters -   _   .   /    The first character in a tag should not contain “.” or…

SAP MaxDB Recovery Kit Overview

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

The SPS for Linux SAP MaxDB Recovery Kit provides a mechanism for protecting SAP MaxDB instances within SPS. The SAP MaxDB software, SPS Core and SAP MaxDB Recovery Kit are installed on two or more servers in a cluster. Once the SAP MaxDB database instance is under SPS…

SAP MaxDB Active/Standby Considerations

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

In an Active/Standby configuration, the backup server is not actively running the SAP 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 MaxDB…

SAP MaxDB Active/Active Considerations

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

In an Active/Active configuration, each server is actively running one SAP MaxDB 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…

Configuring SAP MaxDB with SPS

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Configuring SAP MaxDB with SPS

The following sequence is recommended for installing and configuring the SAP MaxDB database and SPS software. Each of these steps links to detailed tasks that follow. Install the SAP MaxDB Software Create the SAP MaxDB Database Create the User_Key Install the SPS…

Install the SAP MaxDB Software

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

Install the SAP MaxDB software on all servers in the cluster using identical parameters/settings. Refer to the SAP MaxDB Installation Guide for details. The following are additional recommendations to ensure that SPS will work with SAP MaxDB: A non-root system user…

Create the SAP MaxDB Database

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Configuring SAP MaxDB with SPS » Create the SAP MaxDB Database

Follow the instructions in your SAP MaxDB User Manual to create your database. In addition, please note the following recommendations: There must be a DBM operator with authority for starting, stopping, obtaining status and obtaining database parameters via client…

SAP MaxDB Resource Configuration Tasks

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Configuration Tasks

Once you have completed the setup tasks described in the previous section, you are ready to create and extend your SAP MaxDB resource hierarchies. The following tasks are available for configuring the SPS for Linux SAP MaxDB Recovery Kit: Create Resource Hierarchy…

SAP MaxDB Resource Hierarchy Administration

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

The following tasks may be required after your resource hierarchies have been created. Modifying User_Keys Modifying OS User Updating Parameters

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…

SAP MaxDB Recovery Kit Administration Guide

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide

SAP MaxDB 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 since been…

Creating an SAP MaxDB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Configuration Tasks » Creating an SAP MaxDB 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 MaxDB Database from the drop-down list and click Enter. You will be prompted for…

Extending an SAP MaxDB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Configuration Tasks » Extending an SAP MaxDB 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…

Unextending an SAP MaxDB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Configuration Tasks » Unextending an SAP MaxDB Resource Hierarchy

To remove a resource hierarchy from a single server in the SPS cluster, do the following: On the Edit menu, select Resource, then Unextend Resource Hierarchy. Select the Target Server where you want to unextend the SAP MaxDB resource. It cannot be the server…

Deleting an SAP MaxDB Resource Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Resource Configuration Tasks » Deleting an SAP MaxDB Resource Hierarchy

To delete an SAP MaxDB resource from all servers in your SPS configuration, complete the following steps: On the Edit menu, select Resource, then Delete Resource Hierarchy. Select the name of the Target Server where you will be deleting your SAP MaxDB resource…

Testing Your SAP MaxDB Resource Hierarchy

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

You can test your SAP MaxDB 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…

SAP MaxDB Recovery Kit Error Messages

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Troubleshooting » SAP MaxDB Recovery Kit Error Messages

Error Number Message 111000 Usage: %s independent_program_path 111001 Usage: %s %s %s 111002 No value specified to script %s for input argument %s. 111003 User %s with User_Key %s cannot…

LVM Recovery Kit Notes and Restrictions

Application Recovery Kits » LVM Recovery Kit Administration Guide » LVM Recovery Kit Overview » LVM Recovery Kit Notes and Restrictions

The following notes and restrictions apply to this version of the LVM Recovery Kit. Support for Raw I/O and Entire Disks While Figure 1 shows logical volumes residing below various file systems and volume groups on top of disk partitions, it is important to note that…

Using Raw I/O with SAP MaxDB

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Configuration Considerations » Using Raw I/O with SAP MaxDB

If you plan to use SAP 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. See the Appendix for instructions.

SAP MaxDB Recovery Kit Hardware and Software Requirements

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

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

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…

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…

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

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

If you plan to use SAP 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 MaxDB Recovery Kit with raw I/O,…

SIOS Protection Suite for Linux Support Matrix

SIOS Protection Suite 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 v9.2 v9.2.1 v9.2.2 …

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

This document will guide you through the installation of the LifeKeeper Single Server Protection Software (SSP) and assumes the user has basic knowledge of the Linux operating system. Please refer to the LifeKeeper Single Server Protection Software for Linux product…

Troubleshooting

LifeKeeper Single Server Protection for Linux Technical Documentation » Troubleshooting

This section contains restrictions and/or known issues open against LifeKeeper Single Server Protection as well as SMC troubleshooting hints and tips. For more troubleshooting information, see the LifeKeeper Technical Notes and Troubleshooting topics in the LifeKeeper…

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…

Oracle Troubleshooting

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

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

Upgrading LKSSP

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

LifeKeeper Single Server Protection (SSP) can be upgraded to future releases while maintaining existing hierarchies. *Note: Only the previous two generations of LifeKeeper Single Server Protection can be upgraded to the latest version. If you are upgrading from older…

Installing the Software

SIOS Protection Suite for Linux Installation Guide » Installing the Software

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…

Troubleshooting

SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting

The Message Catalog provides a listing of all error codes, including operational, administrative and GUI, that may be encountered while using SIOS Protection Suite for Linux and, where appropriate, provides additional explanation of the cause of the error code and…

Linux Configuration

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

Operating System The default operating system must be installed to ensure that all required packages are…

Upgrading SPS

SIOS Protection Suite for Linux Installation Guide » Upgrading SPS

*Beginning in v9.5.0 SIOS has released the new SAP HANA Application Recovery Kit. SIOS will continue to support the SAP HANA gen/app based Recovery Kit with the 9.4.x releases until March 31, 2022. • The existing SAP HANA gen/app based Recovery Kit is not…

Upgrading the OS / Kernel on a node with LifeKeeper (OS Patching)

SIOS Protection Suite for Linux Installation Guide » Upgrading the OS / Kernel on a node with LifeKeeper (OS Patching)

!In addition to performing a backup of our product, SIOS recommends that before initiating an OS patch on a virtual machine, please perform a snapshot/backup of the entire system(s) in case an updated system needs to be restored to an earlier date/time. For additional…

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…

SIOS Protection Suite for Linux Release Notes

SIOS Protection Suite for Linux Release Notes

Version 9.5.1 Released October 6, 2020 Important!! !IMPORTANT: In keeping with industry best practices, SIOS is no longer recommending installing the NFS servers/clients on the same nodes as the SAP services when setting up an SAP system (also known as…

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…

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…

Install SIOS Protection Suite for Linux

Evaluation Guides » DataKeeper for Linux Evaluation Guide » Install SIOS Protection Suite for Linux

For ease of installation, SIOS has provided the SIOS Protection Suite for Linux with an installation script. Towards the end of the script, the desired Application Recovery Kits (ARKs) should be selected for installation. The software will be installed to the following…

Documentation and Training

LifeKeeper Single Server Protection for Linux Technical Documentation » Documentation and Training

A complete reference providing instructions for installing, configuring, administering and troubleshooting SIOS LifeKeeper Single Server Protection for Linux is available in the LifeKeeper Single Server Protection Documentation. The following sections cover every…

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…

Using Internal Load Balancer

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP MaxDB Configuration Considerations » Using Internal Load Balancer

The SAP MaxDB Recovery Kit supports the use of Internal Load Balancers (ILB) like Azure supports. To enable support for ILB, set MAXDB_ILB_ENABLED to 1 in the LifeKeeper defaults file (/etc/default/LifeKeeper). The ILB requires X server ports to be active on one…

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…

Adding a Device Space after Creating a Hierarchy

Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » Appendix – Creating Device Spaces Using Raw I/O with SAP MaxDB » Adding a Device Space after Creating a Hierarchy

If a tablespace is added on a raw I/O device or shared file system after the SAP MaxDB hierarchy has been created in SPS, you must manually create a resource hierarchy for the raw device or file system via the LifeKeeper GUI. The newly created resource hierarchy must…

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…

Create the User_Key

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

The SAP 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 MaxDB tool being used to access the database instance. The SAP MaxDB software includes the xuser…

Install the SPS Software

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

Once you have installed the SAP 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 Max DB Recovery Kit. Also, if you plan to use SAP MaxDB with raw devices, you…

Documentation and Training

SIOS Protection Suite for Linux Technical Documentation » Documentation and Training

Documentation A complete reference providing instructions for installing, configuring, administering and troubleshooting SIOS Protection Suite for Linux.The following sections cover every aspect of SPS for Linux: Section Description …

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…

Naming Conventions

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

The naming of raw devices and controller varies by Linux distribution. On Red Hat, the device name is /dev/raw/raw and the controller is /dev/rawctl On SuSE SLES 11 versions, the device name is /dev/raw/raw and the controller is /dev/raw/rawctl Raw I/O Setup…

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…

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…

Application Recovery Kits

LifeKeeper Single Server Protection for Linux Technical Documentation » Application Recovery Kits

LifeKeeper Single Server Protection for Linux Application Recovery Kits (ARKs) include tools and utilities that allow SSP to manage and control a specific application. The following optional recovery kits are available with this release of SSP.. Apache Recovery Kit…

MD Parameters List

Parameters List » MD Parameters List

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

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…

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…

Configuration Considerations for DB2 Multiple Partition

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

DB2 Multiple Partition RESTRICTIONS: All DB2 multiple database partition servers will be protected on a particular machine when the LifeKeeper DB2 resource hierarchy is created on that machine. The nodes to protect are determined by examining the following…

Application Recovery Kits

Application Recovery Kits

SIOS Protection Suite for Linux Application Recovery Kits (ARKs) include tools and utilities that allow SPS to manage and control a specific application. The following optional recovery kits are available with this release of SPS. Apache Recovery Kit Administration…

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…

How to Use Setup Scripts

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

To install or upgrade LifeKeeper SSP, follow the steps below. How the Setup Scripts Works Interactive installation Configure and install LifeKeeper from the menu. If you save the configuration information at this time, it can be used for the non-interactive…

How to Use Setup Scripts

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

To install or upgrade SPS, follow the steps below. How the Setup Scripts Works Interactive installation Configure and install LifeKeeper from the menu. If you save the configuration information at this time, it can be used for the non-interactive installation…

Creating a Software RAID Resource

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

To create a hierarchy in which a file system or higher-level application uses a software RAID virtual device, the following high-level procedure should be followed. Determine the desired configuration of your virtual devices. In doing this, keep in mind all of the…

WebSphere MQ Troubleshooting

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

WebSphere MQ Log Locations If the queue manager name is known and the queue manager is available, WebSphere MQ error logs are located in the directory specified by the LogPath parameter defined in the queue manager configuration file qm.ini. If the queue manager is…

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.…

Communication Status Information

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

The communications status information section of the status display lists the servers known to LifeKeeper and their current state followed by information about each communication path. The following sample is from the communication status section of a short status…

APP – LifeKeeper Commands Related to Resource Applications (Group of Related Types)

SIOS Protection Suite for Linux Technical Documentation » Command Line Interface » Commands » APP – LifeKeeper Commands Related to Resource Applications (Group of Related Types)

app_create - Creates a given resource application on a given node Options: -d -a app_remove - Removes the given application from the configuration database set of known applications on the specified system (or local system if no additional system is specified…

Oracle Database Startup Problems

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

Problem: During DataBase start-up using sqlplus, the following message is received: “ORA-03113 end-of-file on communication channel” Action: Make sure the initialization file (init.ora) and the password file (orapw) are in the…

VMDK Recovery Kit Overview

Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » VMDK Recovery Kit Overview

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

Switch to Standby Node to Confirm Switchover is Working

Evaluation Guides » SIOS Protection Suite for Linux Evaluation Guide for Cloud Environments » Protecting Our Resources » Switch to Standby Node to Confirm Switchover is Working

It is recommended to test each cluster resource as it is created. This helps to identify misconfigurations or other issues early in the cluster creation process. In the LifeKeeper User Interface, right-click a resource on the standby node and select “In…

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…

LCD

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

LifeKeeper Configuration Database The LifeKeeper Configuration Database (LCD) maintains the object-oriented resource hierarchy information and stores recovery direction information for all resource types known to LifeKeeper. The data is cached within system shared…