3.2. Upgrading to Red Hat Virtualization Manager 4.3 with ovirt-fast-forward-upgrade
Log in to the Manager machine and install the
# yum install ovirt-fast-forward-upgrade
Run the following command to upgrade the Manager, while creating a backup of the current version:
# ovirt-fast-forward-upgrade --backup --backup-dir=/backupNote
Red Hat recommends using the
--backup-diroptions to create a backup of the current Manager. If a backup directory is not specified, the backup is saved in
--backupoption is a wrapper for the
engine-backuptool and is equivalent to running the following command:
# engine-backup --scope=all --mode=backup --file=file_name --log=log_file_name
To restore your backup, run
# engine-backup --mode=restore
See Backing Up and Restoring the Red Hat Virtualization Manager in the Administration Guide for details.
Alternatively, to upgrade without creating a backup, run the following command:
If there are errors, check the log:
The tool enables the proper repositories and upgrades the Manager to 4.2.
If the tool detects that the cluster compatibility version is set to 3.6 or 4.0, the tool pauses and prompts you to manually upgrade the cluster compatibility version to at least 4.1.
If you try to continue without upgrading the cluster compatibility version to at least 4.1,
You must now update the hosts before you can update the cluster and data center compatibility versions.