September 2012
Intermediate to advanced
1680 pages
88h 3m
English
Changes to a cluster should be made with caution and, if at all possible, should be tested in a nonproduction isolated lab environment first. When cluster changes have been implemented and deliver undesirable effects, the way to roll back the cluster configuration to a previous state is to restore the cluster configuration to all nodes. This process is simpler than it sounds and is performed from only one node. There are only two caveats to this process:
• All the cluster nodes that were members of the cluster previously need to be currently available and operational in the cluster. For example, if Cluster.companyabc.com was made up of Node1 and Node2, both of these nodes need to be active in the ...
Read now
Unlock full access