HP Serviceguard A.11.20.20 for Linux Release Notes, March 2014

Figure 2 Running cluster with packages moved to node 2
6.11.2.2 Step 2. Upgrade first node
Upgrade node1 new version of Serviceguard as shown in the figure.
Figure 3 Node 1 upgraded to Serviceguard A.11.20.00
6.11.2.3 Step 3. Restart cluster on first node
When upgrade is finished and the node has been rebooted and all data restored, enter the following
command on node1 to restart the cluster on node1.
# cmrunnode -n node1
At this point, different versions of the Serviceguard daemon (cmcld) are running on the two nodes,
as shown in Figure 4.
6 Compatibility and installation requirements 25