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Known Issues / Restrictions
Recovery Kits Administrator’s Guide » Recovery Kit for Oracle Cloud Infrastructure Administration Guide » Troubleshooting » Known Issues / Restrictions
Known Issues Description An IP with a 32-bit subnet mask may be assigned when restoring a resource. Cause: This is caused by the VNIC scan and update process performed by ocid.service during the RK for OCI and IP resource restore process. Solution:…
Known Issues / Restrictions
Recovery Kits Administrator’s Guide » Recovery Kit for IP Address Administration Guide » IP Recovery Kit Configuration » Known Issues / Restrictions
Description If the following IP addresses are used for an IP address resource, it will cause the extend to fail. IPv4: 169.254.0.0/16 192.0.2.0/24 224.0.0.0/4 240.0.0.0/5 …
Known Issues and Restrictions
LifeKeeper Web Management Console (LKWMC) » Known Issues and Restrictions
*This documentation section describes the LifeKeeper Web Management Console (LKWMC). Refer to the LifeKeeper Web Management Console for an overview. LifeKeeper for Linux Core Resource Hierarchy Creation menu may show uninstalled resource types Symptom: Resource…
Known Issues and Restrictions
LifeKeeper for Linux Technical Documentation » 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…
Oracle Known Issues and Restrictions
Recovery Kits Administrator’s Guide » Recovery Kit for Oracle Database 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…
GUI – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » GUI – Known Issues / Restrictions
Description Resource Hierarchy Creation menu may show uninstalled resource types Symptom: Resource types may continue to appear as choices in the LifeKeeper Java GUI “Create Resource Hierarchy” operation after the corresponding…
Installation – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Installation – Known Issues / Restrictions
Description LifeKeeper startup can fail and generate exceptions if the LifeKeeper defaults file is corrupted. If the /etc/default/LifeKeeper file gets corrupted (e.g. file gets truncated in size, or overwritten with bad data), this can affect…
IPv6 – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » 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
LifeKeeper for Linux Technical Documentation » 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…
DMMP – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » 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
LifeKeeper for Linux Technical Documentation » 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…
LVM – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » LVM – Known Issues / Restrictions
Description If you are using DataKeeper to protect LVM, the resource hierarchy cannot be modified automatically. See Volume Group Reconfiguration for details. Important reminder about DataKeeper for Linux asynchronous mode in an LVM over…
Oracle – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Oracle – Known Issues / Restrictions
Description Oracle ignores an invalid username and password when the OS authentication is enabled The workaround is to have the OS authentication enabled and setup correctly. The OS authentication will bypass the username and password fields…
MySQL – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » 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…
Known Issues
LifeKeeper for Linux Release Notes » Known Issues
See LifeKeeper Known Issues and Restrictions in the Troubleshooting section of LifeKeeper for Linux Technical Documentation and the DataKeeper Troubleshooting section.
Data Replication – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Data Replication – Known Issues / Restrictions
Description A Linux kernel vulnerability may cause a kernel panic. The following Linux kernel vulnerability may cause a kernel panic. This issue was identified during high-load testing in a development environment. It does not occur frequently in…
DRBD Recovery Kit Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » DRBD Recovery Kit Known Issues / Restrictions
Description DRBD resource files are not deleted from /opt/LifeKeeper/subsys/scsi/resources/drbd/ when a resource is paused. If you delete a drbd resource while it is paused it will leave files in /opt/LifeKeeper/subsys/scsi/resources/drbd/ when a…
SAP ASE – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » SAP 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 SAP ASE resource, you are prompted to enter the user name. The…
WebSphere MQ – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » 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
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » SAP HANA – Known Issues / Restrictions
Description A resource will not come in service on a secondary node if it is running LifeKeeper for Linux older than v9.7.0 ISSUE: When a secondary node is updated to v9.7.0 and a failover or switchover occurs making it the primary node in the…
NAS Recovery Kit – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » NAS Recovery Kit – Known Issues / Restrictions
Description Autofs is not supported File system managed by autofs cannot be protected.
LifeKeeper Core – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » LifeKeeper Core – Known Issues / Restrictions
Description On RHEL 10 and its compatible operating systems in the cloud, the Recovery Kit for IP Address and the Recovery Kit for Amazon EC2 Elastic IP scenario fail to perform local recovery in the event of a link down. Cause: This issue…
Internet/IP Licensing – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » 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
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » SAP Recovery Kit – Known Issues / Restrictions
Description A split brain may occur for ERS v2 resources while processing a restored comm path If an SAP cluster is configured with quorum and both the ASCS and ERS v2 resources reside on the same node when the communication path is restored to…
Recovery Kit for EC2 – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Recovery Kit for EC2 – Known Issues / Restrictions
Description On Amazon Linux 2023, the following message is logged in /var/log/lifekeeper.log: internal error: j_async: bad nzombie (0) Cause: This issue occurs because the maximum number of user processes (nproc) is set to…
Known Issues and Workarounds
LifeKeeper Single Server Protection » 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 Antivirus Software – Exclusions for LifeKeeper for Linux. CrowdStrike CrowdStrike may interfere with the nbd processes, preventing the…
Recovery Kit for NFS Server – Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Recovery Kit for NFS Server – Known Issues / Restrictions
Description Writing from an NFS client may fail When writing a file to an NFS exported directory from an NFS client, the following log may be output to the Journal log and the write may fail. Kernel: NFSv4: state recovery failed for open file ,…
Multipath Recovery Kits (DMMP / HDLM / PPATH) Known Issues / Restrictions
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Multipath Recovery Kits (DMMP / HDLM / PPATH) Known Issues / Restrictions
Description Multipath Recovery Kits (DMMP / HDLM / PPATH): Registration conflict error occurs on lkstop when resource OSF The multipath recovery kits (DMMP, HDLM, PPATH) can have a system halt occur on the active (ISP) node when LifeKeeper is…
Known Issues/Restrictions when using LifeKeeper on Oracle Cloud Infrastructure (OCI)
LifeKeeper for Linux Technical Documentation » Troubleshooting » Known Issues and Restrictions » Known Issues/Restrictions when using LifeKeeper on Oracle Cloud Infrastructure (OCI)
Oracle Cloud Infrastructure (OCI) Support Configuration You must use the Recovery Kit for Oracle Cloud Infrastructure on OCI. Oracle provides images for the following Operating Systems supported by LifeKeeper. See the Certification Information for supported OS…
AWS Direct Connect Known Issues and Troubleshooting
LifeKeeper for Linux in a Cloud Environment » Connection Between LifeKeeper Cluster and Clients Using AWS Transit Gateway Quick Start Guide » AWS Direct Connect Known Issues and Troubleshooting
There are currently no Known Issues.
SAP MaxDB Troubleshooting
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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 Configuration Considerations
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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. *Your database configuration directory must be replicated or be kept in sync between the primary node and secondary node manually or by…
SAP MaxDB Resource Hierarchy
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Recovery Kit for SAP MaxDB Overview » SAP MaxDB Resource Hierarchy
The following table example shows a typical SAP MaxDB resource hierarchy: Active/Standby Configurations Resource SAP MaxDB Software Component /maxdb > /sapdb/data protects the database data for the SPSL database…
Updating SAP MaxDB Parameters
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Protecting SAP MaxDB Resources
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources
Objective This document is intended to aid you in installing, configuring and using the LifeKeeper for Linux evaluation product to make SAP MaxDB highly available. There are three phases in this process: Configuring SAP MaxDB with LifeKeeper Creating an SAP MaxDB…
Resource Tag Name Restrictions
LifeKeeper for Linux Technical Documentation » 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…
Configuring SAP MaxDB with LifeKeeper
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Configuring SAP MaxDB with LifeKeeper
The following sequence is recommended for installing and configuring the SAP MaxDB database and LifeKeeper 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…
SAP MaxDB Resource Configuration Tasks
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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 LifeKeeper for Linux SAP MaxDB Recovery Kit: Create Resource…
SAP MaxDB Resource Hierarchy Administration
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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
SAP MaxDB Active/Standby Considerations
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Create the SAP MaxDB Database
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Configuring SAP MaxDB with LifeKeeper » 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 Active/Active Considerations
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Install the SAP MaxDB Software
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Configuring SAP MaxDB with LifeKeeper » 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 LifeKeeper will work with SAP MaxDB: A non-root…
Create the SAP MaxDB Database
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » Configuring SAP MaxDB with LifeKeeper » 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…
Configuring SAP MaxDB with LifeKeeper
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » Configuring SAP MaxDB with LifeKeeper
Objective This document is intended to aid you in installing, configuring and using the LifeKeeper for Linux evaluation product to make SAP MaxDB highly available. There are three phases in this process: Configuring SAP MaxDB with LifeKeeper Creating an SAP MaxDB…
Install the SAP MaxDB Software
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » Configuring SAP MaxDB with LifeKeeper » 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 LifeKeeper will work with SAP MaxDB: A non-root…
Recovery Kit for SAP MaxDB Overview
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Recovery Kit for SAP MaxDB Overview
The LifeKeeper for Linux SAP MaxDB Recovery Kit provides a mechanism for protecting SAP MaxDB instances within LifeKeeper. The SAP MaxDB software, LifeKeeper Core and SAP MaxDB Recovery Kit are installed on two or more servers in a cluster. Once the SAP MaxDB database…
SAP MaxDB Recovery Kit Error Messages
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » SAP MaxDB Troubleshooting » SAP MaxDB Recovery Kit Error Messages
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 …
Creating an SAP MaxDB Resource Hierarchy
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » SAP MaxDB Resource Configuration Tasks » Unextending an SAP MaxDB Resource Hierarchy
To remove a resource hierarchy from a single server in the LifeKeeper 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…
Deleting an SAP MaxDB Resource Hierarchy
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » SAP MaxDB Resource Configuration Tasks » Deleting an SAP MaxDB Resource Hierarchy
To delete an SAP MaxDB resource from all servers in your LifeKeeper 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…
Creating an SAP MaxDB Resource Hierarchy
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » Creating an SAP MaxDB Resource Hierarchy
*Before you begin to create the SAP MaxDB Resource Hierarchy, refer to Install LifeKeeper for Linux and SAP MaxDB Configuration Considerations and make sure you have completed the necessary configuration tasks. The steps to create a MaxDB resource is as…
Testing Your SAP MaxDB Resource Hierarchy
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » 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…
Testing Your SAP MaxDB Resource Hierarchy
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Recovery Kit for SAP MaxDB Administration Guide
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Using SAP MaxDB Mirrored File Systems with DataKeeper
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Logical Volume Manager Recovery Kit Notes and Restrictions
Recovery Kits Administrator’s Guide » Recovery Kit for Logical Volume Manager Administration Guide » Overview » Logical Volume Manager Recovery Kit Notes and Restrictions
The following notes and restrictions apply to this version of the Logical Volume Manager Recovery Kit. Volume Group Activation In the current LVM implementations, when a volume group is activated, all logical volumes associated with that volume group are also…
Recovery Kit for SAP MaxDB Hardware and Software Requirements
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Recovery Kit for SAP MaxDB Hardware and Software Requirements
Your LifeKeeper configuration must meet the following requirements prior to the installation of Recovery Kit for SAP MaxDB. Please see the LifeKeeper for Linux Installation Guide for specific instructions regarding the installation and configuration of your LifeKeeper…
Setting up SAP MaxDB from the Command Line (LKCLI)
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » SAP MaxDB Resource Configuration Tasks » Setting up SAP MaxDB from the Command Line (LKCLI)
You can set up the SAP MaxDB Recovery Kit through the use of the LKCLI (Command Line Interface). Creating/Extending/Configuring the SAP MaxDB resource from the Command Line create sapdb EXAMPLE: #lkcli resource create sapdb --tag --switchback --prog --sid …
Issues Regarding DB2 EEE or multiple partition ESE and NFS
Recovery Kits Administrator’s Guide » Recovery Kit for IBM Db2 Database Administration Guide » Configuring the LifeKeeper for Linux Recovery Kit for IBM Db2 Database » 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…
Operating Systems
Certification Information » Operating Systems
LifeKeeper for Linux can be installed and used on the distributions and versions listed on this page. The following are common considerations and restrictions for all of the operating systems listed here. Upgrading from one kernel version to another major version is…
SAP HANA Troubleshooting
Recovery Kits Administrator’s Guide » Recovery Kit for SAP HANA Administration Guide » Recovery Kit for SAP HANA Requirements Overview » SAP HANA Troubleshooting
The Message Catalog provides a list of all messages that may be encountered while using LifeKeeper for Linux and, where appropriate, provides additional explanation of the cause of the errors and necessary action to resolve the error condition. This full listing may be…
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…
Cloud Platforms
Certification Information » Cloud Platforms
LifeKeeper for Linux can be used in the following cloud environments. Amazon Web Services AWS Outposts Microsoft Azure Azure Shared Disk Google Cloud Oracle Cloud Infrastructure Please see each section for environment-specific restrictions and…
IBM MQ Troubleshooting
Recovery Kits Administrator’s Guide » Recovery Kit for IBM MQ Administration Guide » IBM 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…
IMPORTANT NOTICES
IMPORTANT NOTICES
!Read the following important notices about our products. Please see the Release Notes for a full overview of the changes in each release. Also, please see the Known Issues and Restrictions page for restrictions related to your environment and protected…
Troubleshooting
LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Technical Documentation » Troubleshooting
This section contains restrictions and/or known issues open against LifeKeeper Single Server Protection.
Oracle Troubleshooting
Recovery Kits Administrator’s Guide » Recovery Kit for Oracle Database 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 LifeKeeper for Linux and, where…
New Features
LifeKeeper for Linux Release Notes » New Features
New Features in LifeKeeper for Linux Version 10 / Supported Versions *v10.0 refers to all v10.0.x product versions. *Refer to https://docs.us.sios.com/alllinux.php for older versions of the documentation. v10.0.1 New Features None. v10.0.0 New Features…
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: LifeKeeper Single Server Protection can be upgraded to the current version from up to two versions back (v9.8.0). If upgrading from a previous…
IMPORTANT NOTICES
LifeKeeper Single Server Protection » IMPORTANT NOTICES
!Read the following important notices about our products. Starting in LifeKeeper for Linux v9.8.0 the perl version that is included has been upgraded to Perl 5.32.1 which may require changes to custom perl code. Refer to Perl 5.8.8 to Perl 5.32.1 Upgrade for…
Linux Configuration
LifeKeeper for Linux Technical Documentation » Installation and Configuration » Linux Configuration
Operating System The default operating system must be installed to ensure that all required packages are installed. The minimal operating system install does not contain all of the required packages, and therefore, cannot be used with LifeKeeper. Kernel updates In…
Troubleshooting
LifeKeeper for Linux Technical Documentation » Troubleshooting
The Message Catalog provides a listing of all error codes, including operational, administrative and GUI, that may be encountered while using LifeKeeper for Linux and, where appropriate, provides additional explanation of the cause of the error code and necessary…
Upgrading LifeKeeper
LifeKeeper for Linux Installation Guide » Upgrading LifeKeeper
LifeKeeper 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…
Creating a PostgreSQL Resource
LifeKeeper for Linux Technical Documentation » Fault Detection and Recovery Scenarios » Command Line Interface » Commands » LKCLI Guide » LKCLI – Resource Creation » Creating a PostgreSQL Resource
This section describes how to create a PostgreSQL resource. The PostgreSQL resource provides the functionality to protect PostgreSQL database instances on LifeKeeper nodes. System Configuration The environment created in this guide is a two-node configuration as…
Virtualization Environment
Certification Information » Virtualization Environment
LifeKeeper for Linux can be used in the following virtualization environments. Virtual Environment Version VMware vSphere 7.0, 8.0, 8.0U1, 8.0U2, 8.0U3, 9.0 VMware Cloud on AWS SDDC 1.19 or later KVM Only…
LifeKeeper Single Server Protection for Linux Release Notes
LifeKeeper Single Server Protection » LifeKeeper Single Server Protection for Linux Release Notes
Version 10.0 Released November 11, 2025 Read the following topics before attempting to install or use this product! The documents contain last minute information that must be considered before, during and after installation. Introduction This release notes…
SAP HANA Supported Configurations
Recovery Kits Administrator’s Guide » Recovery Kit for SAP HANA Administration Guide » SAP HANA Supported Configurations
!A HANA Multi-tier replication configuration is not supported with LifeKeeper. *Note: The operating system and configuration used in your SAP HANA deployment must be supported by SAP, SIOS, and your infrastructure provider (public/private cloud or on-premise). Consult…
Documentation and Training
LifeKeeper Single Server Protection » 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…
Considerations for Settings and Operations in AWS Direct Connect
LifeKeeper for Linux in a Cloud Environment » 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…
LifeKeeper for Linux Release Notes
LifeKeeper for Linux Release Notes
Version 10.0 *v10.0 refers to all v10.0.x product versions. Released November 11, 2025 Read the following topics before attempting to install or use this product! The documents contain last minute information that must be considered before, during and after…
Storage and Adapter Options
LifeKeeper for Linux Installation Guide » Planning Your LifeKeeper 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…
ERS Resource Types in LifeKeeper
Recovery Kits Administrator’s Guide » Recovery Kit for SAP Administration Guide » SAP Administration » ERS Resource Types in LifeKeeper
*IMPORTANT: In keeping with industry best practices and announced with the release of v9.6.2, beginning with v9.7.0 SIOS will no longer support new or existing configurations with NFS servers/clients on the same nodes as the SAP services when setting up an SAP system…
Modifying User_Keys
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » SAP MaxDB Resource Hierarchy Administration » Modifying User_Keys
If the User_Key for an existing hierarchy needs to be changed, the hierarchy must be deleted and recreated. Update the password of a User_Key Problem: MaxDB Username and Password need to be changed on a system using LifeKeeper. Information: The SAP MaxDB software…
LifeKeeper for Linux Installation Guide
LifeKeeper for Linux Installation Guide
The LifeKeeper for Linux Installation Guide contains information on how to plan and install your LifeKeeper environment. For basic steps from installation to before you begin configuring protected resources, refer to the Startup Guide. Once you have completed the…
Applications
Certification Information » Applications
*Refer to the Administration Guide for each Recovery Kit for information on troubleshooting issues, restrictions, etc. The protection targets and versions for each Recovery Kit are as follows. Recovery Kit for SAP Applications Versions SAP…
Using Internal Load Balancer
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB 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…
Create the User_Key
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Configuring SAP MaxDB with LifeKeeper » 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…
Create the User_Key
Evaluation Guides » LifeKeeper Evaluation Guide for Cloud Environments » Protecting Our Resources » How to Protect Other Resources (Databases or Applications) » Protecting SAP MaxDB Resources » Configuring SAP MaxDB with LifeKeeper » 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…
Startup Guide
Startup Guide
This startup guide provides the minimum necessary steps and related information to start using LifeKeeper. For specific operations of the Linux OS itself, please check the manual of your OS. Installing LifeKeeper for Linux Starting LifeKeeper Configuring the…
Install the LifeKeeper Software
Recovery Kits Administrator’s Guide » Recovery Kit for SAP MaxDB Administration Guide » Configuring SAP MaxDB with LifeKeeper » Install the LifeKeeper Software
Once you have installed the SAP MaxDB software, created your database and created the User_Key, you are ready to install the LifeKeeper Core software and any required patches followed by the SAP Max DB Recovery Kit. Refer to the LifeKeeper for Linux Installation…
IP Recovery Kit Principles of Operation
Recovery Kits Administrator’s Guide » Recovery Kit for IP Address Administration Guide » IP Recovery Kit Principles of Operation
Virtual IP Resource 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…
Technical Notes
LifeKeeper for Linux Release Notes » 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…
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…
Recovery Kits
LifeKeeper Single Server Protection » Recovery Kits
LifeKeeper Single Server Protection for Linux 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. !IMPORTANT: End of Support for…
LKCLI Subcommands for Each ARK
LifeKeeper for Linux Technical Documentation » Fault Detection and Recovery Scenarios » Command Line Interface » Commands » LifeKeeper Command Line Interface (LKCLI) » LKCLI Subcommands for Each ARK
You can set up the following Recovery Kits using the LifeKeeper Command Line Interface (LKCLI). ARK List Apache DataKeeper DRBD DB2 EC2 FileSystem Generic Application IP LB Health Check MySQL NFS Recovery Kit for Oracle Cloud…
LifeKeeper Protected Resources
LifeKeeper for Linux Technical Documentation » LifeKeeper Protected Resources
LifeKeeper for Linux provides software called the “Recovery Kit” that monitors various system resources. The following lists the types of resources for which automatic recovery can be specified using the Recovery Kit. File systems. LifeKeeper allows for the…
Configuration Considerations for DB2 Multiple Partition
Recovery Kits Administrator’s Guide » Recovery Kit for IBM Db2 Database Administration Guide » Configuring the LifeKeeper for Linux Recovery Kit for IBM Db2 Database » 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…