Fencing in Red Hat Enterprise Linux: Methods, Use Cases, and Failover

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The instability or failure of one node in a cluster can severely impact the other interconnected nodes. To prevent data damage or loss across the cluster, Red Hat requires the use of fencing in all clustered environments.

 

Fencing is the disconnection of a node from a cluster's shared storage. This cuts off I/O from shared storage, which ensures data integrity, and can ...

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