HP Serviceguard for Linux Version A.11.19 Release Notes, October 2009

At this point, different versions of the Serviceguard daemon (cmcld) are running on
the two nodes, as shown in Figure 1-4.
Figure 1-4 Node 1 Rejoining the Cluster
Step 4. Repeat the Process on Next Node
Repeat the process on node2. Halt the node as follows:
# cmhaltnode -f node2
This causes both packages to move to node1. Then upgrade node2 to the new Linux
distribution and the new version of Serviceguard.
Figure 1-5 Running Cluster with Packages Moved to Node 1
Pkg1
Pkg2
Red Hat
SG
A.11.15.02
Red Hat
SG
A.11.15.02
Node1 Node2
EL 3 EL 3
58 Serviceguard for Linux Version A.11.19 Release Notes