Serviceguard Extension for RAC Version A.11.
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Contents 1 Serviceguard Extension for RAC Version A.11.20 Release Notes........................5 Announcements........................................................................................................................5 SGeRAC Version and Components: Product Numbers ..............................................................5 Dependencies and Limitations................................................................................................6 Operating-System Dependencies..............
Platform Release................................................................................................................23 Feature Release.................................................................................................................23 Patch................................................................................................................................23 Software Availability in Native Languages ........................................................................
1 Serviceguard Extension for RAC Version A.11.20 Release Notes Announcements Effective May 2011, SGeRAC A.11.20 will be available bundled with HP-UX 11iv3 High Availability Operating Environment (HA-OE) and Data Center Operating Environment (DC-OE) March 2011 Update as a separate installable media. Please note that performing a rolling upgrade from a Serviceguard only cluster to a Serviceguard and SGeRAC cluster is not supported.
Dependencies and Limitations NOTE: For the most complete and up-to-date list of support and compatibility requirements, see the Serviceguard/SGeRAC/SMS/Serviceguard Manager Plug-in Compatibility and Feature Matrix. Serviceguard and related documentation is available free at www.hp.com/go/hpux-serviceguard-docs —> HP Serviceguard —> General reference. • See “Operating-System Dependencies” (page 6) and “Announcements for HP-UX 11i v3” (page 7). • Serviceguard version A.11.
NOTE: Oracle 11g R2 is supported only on HP-UX 11i v3. NOTE: All nodes in a given cluster must be running the same version of HP-UX. See “Mixed Clusters not Supported” (page 7). SGeRAC can be installed on top of the 11i v3 High Availability Operating Environment (HAOE) or Data Center Operating Environment (DCOE). It is not necessary to uninstall Serviceguard filesets before installing SGeRAC. NOTE: If the version of Serviceguard in the HAOE or DCOE is not A.11.
Mass Storage Stack at www.hp.com/go/hpux-core-docs —> HP-UX 11i v3 —> white papers). Migration involves modifying system and application configuration files and scripts to use persistent device files, and in some cases, new commands and options. The process is described in the white papers HP-UX 11i v2 to 11i v3 Mass Storage Stack Update Guide and LVM Migration from Legacy to Agile Naming Model HP-UX 11i v3 at www.hp.com/go/hpux-core-docs —> HP-UX 11i v3 —> white papers.
1. 2. 3. If HP raw disks are being used for Oracle Clusterware and Database configuration, then you can create cDSFs and use them directly. The cluster running with Oracle clusterware and RAC Database related files on Shared Logical Volume groups using persistent Device Special File (DSF) format can be migrated to use cDSF without deactivating the volume groups (or halting OC/RAC MNP packages if they have been configured).
later). Go to www.hp.com/go/hpux-serviceguard-docs, and then click HP Serviceguard Extension for RAC. ◦ SGeRAC toolkit Oracle Clusterware Multi-Node package and Oracle RAC instance Multi-Node package can be configured through Serviceguard Manager. Refer to the latest Serviceguard Manager B.03.10 Online help pages for more information. NOTE: To enable this feature, the Serviceguard A.11.20 patch PHSS_41628 or later should be installed.
◦ Support for package halt reason feature ◦ Support for package description feature • Support for a maximum of 16 nodes in a cluster • Support for a maximum of four nodes over distances up to 100 kilometers in an extended-distance cluster with CFS/CVM 5.0, 5.0.1, 5.1 SP1, and LVM 2.1 The previous maximum in this configuration was two nodes. • Hostnames for SGeRAC cluster nodes can be up to 39 characters (bytes) long (The former limit was 31 characters).
NOTE: MORE is available only for LVM Version 2.1 volume groups. For earlier versions, you can still use the Single-Node Online Reconfiguration (SNOR) method. This method works on all LVM versions and requires the deactivation of the volume group on all but one node in a cluster. For more information, see the white paper SLVM Online Volume Reconfiguration at www.hp.com/ go/hpux-core-docs —> HP-UX 11i v3 —> white papers.
For more information on CFS/CVM, see the HP-UX 11i v3 version of the HP Serviceguard Storage Management Suite Release Notes at www.hp.com/go/hpux-serviceguard-docs —> HP Serviceguard Storage Management Suite —> Getting started. Support for Oracle 11gR1 RAC with SLVM, ASM, CFS, and CVM SGeRAC on HP-UX 11i v3 with Serviceguard A.11.20 supports Oracle 11gR1 RAC with SLVM, ASM over SLVM or raw disks/LUNs, and CVM/CFS.
RAC Toolkit with Oracle RAC 10g Release 2 or later, at the address given above, and the SGeRAC Toolkit README. The contents of the README has been moved to the Using Serviceguard Extension for RAC user guide (published March 2011 or later). Go to www.hp.com/go/ hpux-serviceguard-docs, and then click HP Serviceguard Extension for RAC. NOTE: This feature is distinct from Serviceguard's package maintenance mode, described in the latest version of the Managing Serviceguard manual that is available at www.hp.
If, after reading and understanding the restrictions, you decide to perform a non-rolling upgrade using DRD, follow the instructions under “Performing a Non-Rolling Upgrade Using DRD” (page 20). Restrictions for DRD Upgrades For more information, please see “Restrictions for DRD Upgrades” in the HP Serviceguard Version A.11.20 Release Notes at www.hp.com/go/hpux-serviceguard-docs —> HP Serviceguard —> Getting started. Documentation for this Version The following manual accompanies version A.11.
NOTE: The contents of the SGeRAC Toolikit README has been moved to the Using Serviceguard Extension for RAC user guide (published March 2011 or later). Go to www.hp.com/go/ hpux-serviceguard-docs, and then click HP Serviceguard Extension for RAC. Serviceguard Extension for RAC Compatibility with HP-UX and Oracle Releases For the most up-to-date compatibility information, see the Serviceguard/SGeRAC/SMS/Serviceguard Manager Plug-in Compatibility and Feature Matrix at www.hp.
Installing Serviceguard Extension for RAC To install Serviceguard Extension for RAC independently, follow these steps: 1. Install or upgrade to HP-UX 11i v3 before loading Serviceguard Extension for RAC Version A.11.20. 2. Use the swinstall command to install SGeRAC, product number T1907BA. 3. Verify the installation. Use the following command to display a list of all installed components: # swlist -R T1907BA Serviceguard version A.11.
Performing a Rolling Upgrade Using DRD CAUTION: See the limitations listed in Appendix A of Using Serviceguard Extension for RAC. In addition, there are special conditions that apply to upgrading a system to Serviceguard A.11.20. You should read the entire section on “Rolling Software Upgrades” in Appendix A of Using Serviceguard Extension for RAC, and the HP Serviceguard Version A.11.20 Release Notes. Limitations of Rolling Upgrades using DRD CAUTION: Stricter limitations apply to an upgrade to A.11.20.
4. 5. 6. 7. 8. Upgrade the clone disk to the new SGeRAC release. Halt Oracle (RAC, Clusterware) on the node. Halt the node. You can do this in Serviceguard Manager, or use the cmhaltnode (1m) command. This will cause the node’s packages to start up on an adoptive node. Reboot the node from the updated clone root disk. Edit the /etc/rc.config.d/cmcluster file to include the following line: AUTOSTART_CMCLD = 1 9. 10. 11. 12.
Performing a Non-Rolling Upgrade Using DRD Limitations of Non-Rolling Upgrades using DRD CAUTION: Stricter limitations apply to an upgrade to A.11.20. Do not proceed with an upgrade to A.11.20 until you have read and understood the “Special Considerations for Upgrade to Serviceguard A.11.20” in Appendix D of the latest version of Managing Serviceguard.
NOTE: If you are removing SGeRAC and wish to continue using the cluster as a Serviceguard cluster, the steps are slightly different. See section “Removing Serviceguard Extension for RAC without Removing Serviceguard” (page 21). Use the following steps to remove the software from each node: Online Node Reconfiguration: 1. 2. Halt the cluster services on the node(s) to be removed. Edit the cluster ASCII file to remove the nodes from which you removed SGeRAC, and then re-apply the configuration.
Required and Recommended Patches See HP Serviceguard Version A.11.20 Release Notes at www.hp.com/go/ hpux-serviceguard-docs —> HP Serviceguard —> Getting started. Also, you can contact your HP support representative for the latest information. To receive the latest news on recommended patches, product support matrices, and recently supported hardware, subscribe to the High Availability program tips and issues digest on the ITRC.
More recent information on known problems and workarounds may be available on the Hewlett-Packard IT Resource Center: itrc.hp.com (Americas and Asia Pacific) europe.itrc.hp.com (Europe) Contact your HP support representative for up-to-the-moment information. Types of Releases and Patches Versions of Serviceguard Extension for RAC are provided as platform releases, feature releases, or patches.
