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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…
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…
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 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…
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. …
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
Route53™ User System Setup
Application Recovery Kits » Route53™ Recovery Kit Administration Guide » 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…
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 …
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…
[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…
[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;…
[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…
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…
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…
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…
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…
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…
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…
Using SAP DB / Max DB Mirrored File Systems with DataKeeper
Application Recovery Kits » SAP MaxDB Recovery Kit Administration Guide » SAP DB / MaxDB Configuration Considerations » Using SAP DB / Max DB Mirrored File Systems with DataKeeper
The SAP DB / Max DB Recovery Kit supports the use of DataKeeper as a device space. In addition, the SAP DB / MaxDB software can be installed on mirrored file systems. For example, a dependent file system for an SAP DB / MaxDB resource would look similar to the…
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…
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…
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…
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.…
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…
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…
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…
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…
Configure the Cluster – DK for Linux
Quick Start 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…
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,…
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…
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…
LifeKeeper Core – Known Issues / Restrictions
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Troubleshooting » Known Issues and Restrictions » LifeKeeper Core – Known Issues / Restrictions
Description If there is a problem with a network connection, stop the service that automatically configures the network In an environment where IP addresses are protected using LifeKeeper, IP resources may conflict with daemons and services that…
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…
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…
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…
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…
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…
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 …
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 hierarchy…
DB2 Configuration Requirements
Application Recovery Kits » DB2 Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux DB2 Recovery Kit » Configuration Considerations for DB2 Multiple Partition » DB2 Configuration Requirements
To ensure proper operation of the DB2 Recovery Kit in a multiple partition environment, LifeKeeper requires the following: If you cannot use an additional cluster for your NFS hierarchy, be aware that the LifeKeeper for Linux DB2 Recovery Kit restricts the…
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…
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…
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…
Extending Resource Hierarchies
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » LifeKeeper Administration Overview » Administrator Tasks » Extending Resource Hierarchies
The LifeKeeper Extend Resource Hierarchy option copies an existing hierarchy from one server and creates a similar hierarchy on another LifeKeeper server. Once a hierarchy is extended to other servers, cascading failover is available for that resource. The server where…
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 …
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…
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…
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…
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…
Supported Storage
Supported Storage
Supported Storage List for LifeKeeper for Linux v9 Last updated: August 12, 2020 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…
Modifying Protection for the Sybase Backup Server
Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Administration » Modifying Protection for the Sybase Backup Server
The Sybase Backup Server is an Open Server-based application that manages all database backups (dump) and restores (load) operations for Adaptive Server. The Sybase Backup Server can be protected by the SPS Sybase ASE resource hierarchy during the resource creation, or…
Disabling Reservations
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Disabling Reservations
While reservations provide the highest level of data protection for shared storage, in some cases, the use of reservations is not available and must be disabled within LifeKeeper. With reservations disabled, the storage no longer acts as an arbitrator in cases where…
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…
Hardware and Software Requirements
SIOS Protection Suite for Linux Technical Documentation » DataKeeper » SIOS DataKeeper Installation and Configuration » Hardware and Software Requirements
Your LifeKeeper configuration should meet the following requirements prior to the installation of SIOS DataKeeper. Hardware Requirements Servers – Two or more LifeKeeper for Linux supported servers. IP Network Interface Cards – Each server requires…
Modifying Protection for the Sybase Monitor Server
Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Administration » Modifying Protection for the Sybase Monitor Server
*NOTE: The Sybase Monitor Server is no longer supported with the Sybase ASE ARK v9.0.2 and later. The Monitor Server is a separate server from the database server that monitors the Adaptive Server. The Monitor Server can provide real time or historical data to client…
Creating an Apache Web Server Resource Hierarchy
Application Recovery Kits » Apache Recovery Kit Administration Guide » LifeKeeper Configuration Tasks for Apache » Creating an Apache Web Server Resource Hierarchy
*IMPORTANT: Before you create your Web Server resource hierarchy, you must make sure that your Apache configuration file has included an existing LifeKeeper-protected IP resource. In a shared environment where the web documents and/or configuration files are on a…
Quorum/Witness
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » Installation and Configuration » LifeKeeper I/O Fencing Introduction » Quorum/Witness
Quorum/Witness Server Support Package for LifeKeeper Feature Summary The Quorum/Witness Server Support Package for LifeKeeper (steeleye-lkQWK, hereinafter “Quorum/Witness Package”) combined with the existing failover process of the LifeKeeper core allows system…
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…
Create Dependency with Mailbox Spool Resource
Application Recovery Kits » PostgreSQL Recovery Kit Administration Guide » 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 a…
NFS Server Recovery Kit Overview
Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Server Recovery Kit Overview
The NFS Server Recovery Kit provides a High Availability NFS service in hierarchical cooperation with the Filesystem Recovery Kit (provided as part of the steeleye-lk package) and the IP Recovery Kit (steeleye-lkIP). The kit ensures that an IP resource and a file…
LCDI Commands
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » User Guide » Using LifeKeeper for Linux » Advanced Tasks » LCD » LCDI Commands
Steps to Create Resources by Defining Your Own Recovery Kit Note: Use the GUI to create resources if using the existing Recovery Kit. LifeKeeper provides two mechanisms for defining an application resource hierarchy: LifeKeeper GUI LifeKeeper Configuration…
Apache Hierarchy Restore, Remove, and Recover Messages and Errors
Application Recovery Kits » Apache Recovery Kit Administration Guide » Apache Web Server Troubleshooting » Apache Hierarchy Restore, Remove, and Recover Messages and Errors
The following information and error messages are printed to the LifeKeeper error log. They may be viewed by typing “lk_log log”. Bringing an Apache Resource In Service (Restore) “LifeKeeper: RESTORE: APACHE: RESTORING $TAG TO SERVICE START AT:…
NAS Configuration Considerations
Application Recovery Kits » NAS Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux NAS Recovery Kit » NAS Configuration Considerations
The following should be considered before operating the LifeKeeper for Linux NAS Recovery Kit: Install the NAS Recovery Kit on the server(s) in your cluster configuration where you wish to mount your exported file systems and where you will extend your NAS resource…
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…
112057 – fscreatefailed.ref
Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Troubleshooting » SPS SAP Messages » 112057 – fscreatefailed.ref
Cause: Unable to create a file system resource hierarchy for the file system “{file system}” on “{server}”. Action: Additional information available in the LifeKeeper and system logs. Return to SPS SAP Messages
Common Samba Error Messages
Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Troubleshooting » Common Samba Error Messages
This section provides a list of messages that you may encounter with the use of the SPS Samba Recovery Kit. Where appropriate, it provides an additional explanation of the cause of an error and necessary action to resolve the error condition. Because the Samba…
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…
NAS Configuration Examples
Application Recovery Kits » NAS Recovery Kit Administration Guide » Configuring the LifeKeeper for Linux NAS Recovery Kit » NAS Configuration Examples
Configuration Examples A few examples of what happens during a fail over using LifeKeeper for Linux NAS Recovery Kit are provided below. Configuration 1: Active/Standby Configuration Example In this configuration, Server 1 is considered active because it is…
DB2 Troubleshooting
Application Recovery Kits » DB2 Recovery Kit Administration Guide » DB2 Troubleshooting
Symptom Possible Cause One or more of your DB2 EEE partition servers fail to start The db2nodes.cfg file’s port number may have erroneously outgrown the range set in the /etc/services file. View the number of ports set in the…
Resource Types
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » Configuration Concepts » Resource Hierarchies » Resource Types
A resource can be either a hardware or software entity, categorized by resource type. LifeKeeper supplies file system and SCSI resource types, and the recovery kits provide communications, RDBMS and other application resource types. For example, a hierarchy for a…
Setting up Oracle to Use Raw I/O
Application Recovery Kits » Oracle Recovery Kit Administration Guide » Oracle Appendix » Setting up Oracle to Use Raw I/O
Use the following steps to create an Oracle database that uses shared Raw I/O devices instead of files. Determine the minimum number and sizes of files that you will need to create your database, including control files, tablespaces and redologs. You can create a…
NFS Hierarchy Creation Errors
Application Recovery Kits » NFS Server Recovery Kit Administration Guide » NFS Troubleshooting » NFS Hierarchy Creation Errors
The error messages that might be displayed during the NFS hierarchy creation are listed below, along with a suggested explanation for each. The messages listed cover both the creation of the nfs and hanfs resources. Error messages displayed by the LifeKeeper core and…
DB2 Recovery Kit Overview
Application Recovery Kits » DB2 Recovery Kit Administration Guide » DB2 Recovery Kit Overview
LifeKeeper for Linux DB2 Recovery Kit In versions 8 and greater, DB2 UDB Enterprise Edition (EE) and Enterprise-Extended Edition (EEE) have been combined into a single product named DB2 UDB Enterprise Server Edition (ESE). Previous versions included two separate…
Using Network Attached Storage
Application Recovery Kits » MySQL Recovery Kit Administration Guide » MySQL Recovery Kit Configuration » Using Network Attached Storage
There are a couple of special considerations to take into account when configuring LifeKeeper to use an NFS file server (Network Attached Storage) as cluster storage. Use the NAS Recovery Kit The optional Network Attached Storage (NAS) recovery kit is required when…
VMDK Configuration Examples
Application Recovery Kits » VMDK Shared Storage Recovery Kit Administration Guide » Configuring the VMDK Recovery Kit » VMDK Configuration Examples
Configuration 1: Active/Standby Configuration Example In this configuration, Guest 1 on ESXi Host 1 is considered active because it is able to access the virtual hard disk with the VMDK Recovery Kit software. If Guest 1 fails, Guest 2 gains access to the VMDK and…
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…
Prepare to Install DK for Linux
Quick Start Guides » DataKeeper for Linux Evaluation Guide » Prepare to Install DK for Linux
Hardware Requirements Primary and Secondary Servers Systems must meet the minimum requirements for the Linux distribution to be used during the evaluation. 512MB RAM minimum; 1GB RAM recommended. 2GB of available hard disk space recommended. Multiple Network…
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 Hierarchy Remove Errors
Application Recovery Kits » SAP Recovery Kit Administration Guide » SAP Troubleshooting » SAP Hierarchy Remove Errors
Symptom: File system remove fails with file system in use. Cause: Resource Protection Level was set to Basic or Minimum after the create or extend. When the resource Protection Level is set to Basic or Minimum, the SAP resource hierarchy will not be stopped during…
Sybase ASE Active/Standby Considerations
Application Recovery Kits » Sybase ASE Recovery Kit Administration Guide » Sybase ASE Recovery Kit Configuration Considerations » Sybase ASE Active/Standby Considerations
In an Active/Standby configuration, the backup server is not actively running the Sybase ASE but stands by in case the primary server experiences a failure. The following scenarios provide specific requirements that must be adhered to when protecting a Sybase ASE…
LifeKeeper Core
SIOS Protection Suite for Linux Technical Documentation » LifeKeeper » SIOS LifeKeeper for Linux Introduction » LifeKeeper Core
LifeKeeper Core is composed of four major components: LifeKeeper Core Software File System, Generic Application, Raw I/O and IP Recovery Kit Software LifeKeeper GUI Software LifeKeeper Man Pages LifeKeeper Core Software The LifeKeeper Core Software…
Samba Configuration Steps
Application Recovery Kits » Samba Recovery Kit Administration Guide » Samba Configuration Steps
This section provides steps that you should take to configure your Samba resources. Plan your Samba configuration. This includes the following: º NetBIOS name(s) to be used º The interfaces that will be protected and allowed access to the shares …