问题:
A . Unmanage resource groups on all nodes, update the cluster filesets, start cluster services on all nodes,ensure cluster services stabilize
B . Update the cluster filesets on all nodes. Run ’refresh -s clstrmgrES’ on one node, wait for the cluster tostabilize, repeat for all other nodes
C . Unmanage resource groups on one node, update the cluster filesets, start cluster services. Wait for thecluster to stabilize and repeat for all other nodes.
D . Bring resource groups (RGs) online on all nodes concurrently, bring RGs offline on one node, update thecluster filesets, bring RGs online, repeat for all other node
● 参考解析
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