What is cluster quorum disk What is cluster fancing Linux

Question

Accepted Answer

Cluster quorum disk is a shared disk used by a cluster to determine which node should be active. Cluster fencing is a mechanism to isolate failed nodes.

Cluster quorum disk is used to ensure that only one node is active at a time
It is a shared disk that contains information about the cluster state
Cluster fencing is a mechanism to isolate failed nodes to prevent them from causing further damage
It is used to ensure that failed nodes do not interfere with the operation of the cluster
Cluster fencing can be done using hardware or software mechanisms