HP XC System Software Installation Guide Version 3.2.1

Table 5-2 Upgrade Characteristics (continued)
DescriptionCharacteristic
The RPM upgrade process saves user customizations to existing HP
XC configuration files by renaming them with a .rpmsave or
.rpmsave file extension.
If you want to retain your customizations to these files or to any
customizations you made to standard Linux configuration files, you
must perform a manual merge of the customizations into the newly
delivered version of the file (which might have changed).
Affect on configuration files
If a node or nodes is in the DOWN state during the upgrade, you must
reimage those nodes as soon as they are returned to operation.
Affect on nodes that are down
You cannot add or remove nodes during the upgrade process.Affect on number of nodes
5.1.4 Upgrade Commands
Table 5-3 lists the commands and utilities that are run as part of a software upgrade process.
Table 5-3 Commands Used During the Upgrade Process
DescriptionCommand or Utility Name
Prepares the system for the upgrade.
preupgradesys
Installs new versions of HP XC RPMs.
upgraderpms
Backs up the existing configuration and management database and
migrates existing data to the new release format.
upgradesys
Reconfigures the system after the upgrade. You have the option to
migrate the existing configuration or apply the new default role
assignments to the existing configuration.
cluster_config [--migrate|--init]
5.2 Task 1: Prepare for the Upgrade
Perform the following tasks before you begin the upgrade process. Make sure you are logged in
as the root user on the head node.
1. Use the information listed in Table 5-4 to ensure that your system meets all requirements.
Your system must meet all requirements for an upgrade to be successful.
Table 5-4 Upgrade Readiness Criteria
RequirementComponent
The current HP XC system must be running HP XC System Software
Version 3.0, Version 3.1, or Version 3.2.
Version of HP XC System Software
currently installed on the system
If you are upgrading from HP XC Version 3.0, Patch Kit 2 (PK02)
must be installed before upgrading.
If you are upgrading from HP XC Version 3.1, Patch Kit 1 (PK01)
must be installed before upgrading.
Patches
The firmware versions installed on all system components have
been updated according to the Version 3.2.1 master firmware list:
http://www.docs.hp.com/en/linuxhpc.html
IMPORTANT: If your HP XC cluster has ProLiant DL145G2 nodes,
you must upgrade the BMC firmware to version 1.25A after the
upgrade to HP XC System Software Version 3.2.1 is completed.
Firmware
You must have in your possession the HP XC System Software
Version 3.2.1 DVD that is appropriate for the cluster platform
architecture.
Distribution media
5.2 Task 1: Prepare for the Upgrade 123