Managing Serviceguard 11th Edition, Version A.11.16, Second Printing June 2004

Rolling Software Upgrades
Example of Rolling Upgrade
Appendix E 395
Figure E-2 Running Cluster with Packages Moved to Node 2
Step 2.
Upgrade node 1 to the next operating system release (in this example,
HP-UX 11.00), and install the next version of Serviceguard (11.13), as
shown in Figure E-3.
Figure E-3 Node 1 Upgraded to HP-UX 11.00
Step 3.
When upgrading is finished, enter the following command on node 1 to
restart the cluster on node 1.
# cmrunnode -n node1
At this point, different versions of the Serviceguard daemon (cmcld) are
running on the two nodes, as shown in Figure E-4.