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HP Tru64 UNIX and TruCluster Server Version 5.1B-5: Patch Summary and Release Notes > Chapter 2 Kit Installation and RemovalImportant Kit Installation and Removal Release Notes |
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The release notes in this section provide information you need to be aware of when installing or removing this kit. Notes indicated as “(new)” do not appear in the release notes that shipped with prior 5.1B versions. Notes indicated as “(revised)” were included in the previous kit but revised for this release. Also be aware of any Special Instructions that may appear on screen when running the dupatch program. The following topics are addressed:
The following notes provide important information you need to be aware of before installing the Version 5.1B-5 kit. HP recommends the following procedure for installing the DS-A5134-AA in an Alpha System GS1280:
The following installation-related release notes pertain to the Insight Management Agents. It is strongly recommended that any existing version of Tru64 UNIX Insight Management Agents kit (CQPIMxxx kit, where xxx=310, 320, 370, and so on) be uninstalled prior to 5.1B-5 update and CPQIM370 kit with latest available CPQIM370 patches be re-installed after 5.1B-5 update. The CPQIM kit is available at: http://h30097.www3.hp.com/cma/ The CPQIM patches are available at: http://h30097.www3.hp.com/cma/patches.html
Under certain conditions, you will be prevented from installing Version 5.1B-5 if you are running HP Tru64 UNIX Insight Management Agents Version 3.1 or higher or had a version of the kit previously installed. Those conditions are as follows:
To work around this problem you will need to run the dupatch baseline process before installing Version 5.1B-5. The following steps will guide you through the process:
If you did not back up the /sbin/init.d/snmpd file in step 1, you can modify it after you install Version 5.1B-5 (step 4) and stop the snmpd and insightd daemons (step 5) as follows (the XXX represents the revision, such as CPQIM360):
When you install a newer version of the Insight Management kit, the paths to the cpq_mibs and pmgrd subagents are changed in the snmpd script. By installing Version 5.1B-5, the snmpd script is replaced by the original version provided in the base version of the Insight Management kit. Because the use of that snmpd script will cause problems when using Insight Manager, you must restore the script to the latest version. To do this, create a backup file of the snmpd script and restore the backup version after installing V5.1B-5. (See step 1 of the workaround described in “Some Insight Management Agents Kits May Prevent V5.1B-5 Installation (revised).”) If you did not back up the snmpd file before installing V5.1B-5, you can modify the file after the installation, as described in “Some Insight Management Agents Kits May Prevent V5.1B-5 Installation (revised).” It is important that you stop the sendmail mailer daemon before installing this kit. Failing to do so can lead to the loss of queued mails. Lost mails cannot be recovered. To stop the daemon, enter the following command:
After installing this kit on a system configured to be BIND server, run the following command:
On a cluster configured to be a BIND server, run the following command:
Stop the named daemon and restart it in order to have the new named daemon take effect:
To verify that your configuration files are compatible with Bind 9, run the following commands:
See “BIND Updated to Version 9.2.8” for information about BIND 9. Because of changes made to the Internet services daemon introduced in this release, you need to stop and then restart inetd after installing or removing this kit. You can do this from the command line or by using the sysman application. From the command line, enter the following commands:
Failure to do this will result in an older version of inetd running on your system. After installing this kit, attempts to restore the configuration file (config.cdf) saved prior to the installation of this patch will fail due to a checksum error. You can, however, force the operation by using the following sysman command:
For more information, see the note titled Correction to Configuration Cloning Restrictions in the “Corrections to Manuals” section of the online Technical Updates document for Version 5.1B. The following link will take you to the Technical Updates document: If you are running IP Security (ipsec) on your system, run the following command after installing this kit to determine if any unsafe connections exist:
A warning message will alert you to any potential problems. If you use the /usr/sbin/printconfig application to configure printer queues, run the following command as root to update the /etc/lprsetup.dat file:
A difference in the structure of Version 5.1A and early 5.1B AdvFS domains verses later V5.1B domains can cause a problem when upgrading to Version 5.1B-4 or higher. This potential problem involves a metadata file called the RBMT that exists on each volume of a version 4 domain. Although an RBMT is generally only one page long, it can be longer on large volumes or domains that have many files. If an RBMT file was larger than one page long under 5.1A or an early 5.1B version and then grows again after a system upgrade to Version 5.1B-4 or higher, the RBMT file can cause a problem in which any command that tries to activate that domain will fail. This includes mounting filesets from the affected domain. Following a system upgrade to Version 5.1B-4 or higher, the problem can occur after all the filesets in a domain are unmounted. (The problem will not occur as long as the filesets remain mounted.) The solution is to use the fixfdmn utility to correct the problem. For example:
You can use this command proactively before the RBMT grows to prevent the problem from occurring or you can use it after the problem occurs. In summary, the following domains are not in danger:
The showfile and showdmn commands can provide information about your domains. Use the showdmn command to find out what volumes a domain has. For example:
Use the showfile command to determine if an RBMT file has more than one page. To do this, select any mounted fileset from the domain in question, find the mount point for the fileset, and enter the following command. (Note that .tags/M-6 represents volume 1. Subsequent volumes are incremented by a factor of six, so that volume 2 uses .tags/M-12, volume 3 uses .tags/M-18, and so on.) For example:
See the fixfdmn(8), showfile(8), and showfile(8) reference pages for information about using these commands. The following problems have been known to occur after Version 5.1B-4 or higher has been installed:
If you experience these problems, make sure that the following command line has been executed:
The following error message will be displayed after you reboot your system the first time after installing Version 5.1B-4 or higher:
These messages are caused by a new version of SSH included in Version 5.1B-4 or higher. They do not pose a problem and can be ignored. The following sections describe actions you have to take if you decided to uninstall Version 5.1B-4 or higher. Read each section before running the patch deletion procedure. You cannot remove a patch kit on systems that have New Hardware Delivery 7 (NHD-7) kit installed when either of the following conditions exist:
If you must remove the patch kit, the only solution is to rebuild your system environment by reinstalling the Version 5.1B operating system and then restoring your system to its state before you installed NHD-7 with the unwanted patch kit. If you made the following changes to your system after installing this patch kit, you will have to undo those changes before you can uninstall it:
To uninstall this kit, do the following:
You can now add the cluster members you removed and reinstall the hardware you removed, as long as the support for it existed in the pre-patched system. You can also reinstall the patch kit. If removing this patch kit restores your system to a pre-patched state, you must run the script /etc/dn_fix_dat.sh before rebooting your system during the patch-deletion process. This situation would occur if Version 5.1B-2 or higher is the only Tru64 UNIX patch kit installed on your 5.1B system.
Failing to run this script will result in your system being unable to boot normally. If this occurs, do the following:
If you also need to reverse the version switch as described in “Script Required to Reverse Version Switch”, run the /etc/dn_fix_dat.sh script after step 5 in that process. Because the no-roll procedure automatically boots your system, you cannot use that patch kit removal method if doing so would restore your system to a pre-patched state This section provides information you need to be aware of if you are installing or removing patch kits from a TruCluster Server environment. Installing this kit using the dupclone process on systems that do not have all of the operating system and TruCluster Server base subsets installed may result in a messages similar to the following to be displayed:
You can ignore this message. In all cases, the subsets will be installed correctly. See “Cluster Cloning Offers Alternative to No-Roll Patching” for an introduction to dupclone. If you have installed customer-specific patches (CSPs) on your system, you may see a message similar to the following when installing this kit using the dupatch cloning process, at which time the cloning process will be terminated:
The recommended action is to perform dupatch baselining on your existing system to enable the patch installation process and retain the CSP on your system. Removing the CSP (as mentioned in message) could eliminate the fixes made by that CSP. After running the baselining process on your existing system, you will need to begin the cloning process from the beginning by reduplicating your system on an alternate set of disks and rerunning the dupatch cloning process. See the Patch Kit Installation Instructions for information about performing baselining and on the patch cloning process. Installing only the base patches on a non-cluster system omits various patches (including some security patches) because of dependencies on TruCluster Server patches. Such patches are not needed in standalone systems. However, if the standalone system is then clustered using the clu_create command and you attempt to apply the cluster patches, many patches will fail with errors because various prerequisite patches failed. These errors do not necessarily indicate that the patch process has failed, but they are numerous, can be confusing and might obscure genuine errors. The preferred procedure for adding a standalone system into a cluster is as follows:
If the vfast utility is running on the TruCluster domains cluster_root and cluster_var, deactivate it on the domains before installing or removing this kit. To deactivate vfast on the two domains, use the following command:
See the vfast(8) reference page for more information. During the installation of this kit, MFS file systems that are 4 GB and larger (or 2 GB and larger if a 1024-byte sector size is used) cannot be created until after the version switch is thrown. (See the Patch Kit Installation Instructions for information about the version switch.) If you upgrade the operating system and install a patch kit within the same roll, the contents of the patch backups are inadvertently removed. The result is that the patches most recently installed cannot be removed because the backups are missing. The following procedure saves then restores backups so they will be available if you later decided to remove the patch kit:
Some patches require you to run the versw -switch command to enable the new functions delivered in those patches. (See the Patch Kit Installation Instructions for information about version switches.) Enter the command as follows after dupatch has completed the installation process:
The new functionality will not be available until after you reboot your system. You do not have to run the versw -switch command, but if you do not, your system will not be able to access the functionality provided in the version-switch patches. If you enabled version switches as described in the section titled “Enabling the Version Switch After Installation”, you must run the /usr/sbin/versw_enable_delete script before attempting to remove Version 5.1B-4 or higher. The steps for running this script require a complete cluster or single system shutdown, so choose a time when a shutdown will have the least impact on your operations. The following steps describe the procedure:
The section titled “Script Must Be Run When Returning to Pre-Patched System” describes actions you need to take before rebooting your system if removing this kit would restore your system to a pro-patched state. Because the no-roll procedure automatically boots your system, you cannot use that patch kit removal method if doing so would restore your system to a pre-patched state |
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