What function does the distributed lock manager (DLM) in Red Hat Cluster Suite perform?

What function does the distributed lock manager (DLM) in Red Hat Cluster Suite perform?

What function does the distributed lock manager (DLM) in Red Hat Cluster Suite perform?

A.
It updates configuration settings among nodes.

B.
It fences a failed node.

C.
It establishes a quorum.

D.
It synchronizes nodes access to shared resources.



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