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Cluster Session Manager (CSM) timeout errors for SnapMirror

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Applies to

  • ONTAP 9
  • SnapMirror
  • SVMDR

Issue

  • The Cluster Session Manager (CSM) provides the medium of communication between two SnapMirror endpoints via CSM sessions
  • CSM session failures might cause SnapMirror Transfers to fail and report a timeout in the SnapMirror audit logs

(Replication operation request failed from Cluster Id: "Source Cluster Id", Node Id: "Source NodeId" to Cluster Id: "Detsination ClusterId", Node Id: "Destination NodeId" due to a network error(CSM: An operation did not complete within the specified timeout window.)) 

 

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