Veritas Storage Foundation 5.1 SP1 Cluster File System Installation Guide (5900-1510, April 2011)

Performing phased upgrade of SFCFS from versions
4.x or 5.x on HP-UX 11i v2 to 5.1SP1
The phased upgrade involves the following steps:
■ Upgrading the first half of the cluster, system01 and system02.
Note: Your downtime starts after you complete the upgrade of the first half of
the cluster.
■ Stopping the second half of the cluster, system03 and system04.
■ Bringing online the first half of the cluster, system01 and system02.
Note: Your downtime ends after you bring the first half of the cluster online.
■ Upgrading the second half of the cluster, system03 and system04.
Perform the following steps on the first half of the cluster, system01 and system02,
to upgrade the first half of the cluster.
To upgrade the first half of the cluster
1
Stop all the applications that are not configured under VCS.
2
Switch the failover groups from the first half of the cluster to one of the nodes
in the second half of the cluster:
# hagrp -switch failover_group -to system03
3
Stop all VCS service groups.
# hagrp -offline group_name -sys system01
# hagrp -offline group_name -sys system02
4
Freeze the nodes in the first half of the cluster
# haconf makerw
# hasys -freeze -persistent system01
# hasys -freeze -persistent system02
# haconf -dump -makero
219Performing a phased upgrade
Performing phased upgrade of SFCFS from versions 4.x or 5.x on HP-UX 11i v2 to 5.1SP1