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Many csm.connectionFailed EMS messages generated with CSM_CONNTIMEOUT errors seen

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ontap-9
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dp
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Applies to

  • ONTAP 9
  • EMS
  • Cluster peering
  • SnapMirror

Issue

ONTAP EMS may see messages similar to the following, referencing CSM_CONNTIMEOUT errors:
 
Thu Aug 08 00:38:22 -0400 [Cluster01-01: kernel: csm.connectionFailed:debug]: CSM failed to create a connection: localBladeUUID = Cluster01-01:dblade, remoteBladeUUID = Cluster02-01:dblade, uniquifier = 0e061f1c79161679, transportType = CT, sessionTag = CPEER, localVifId = 1041, remoteVifIP = 10.x.x.x, CsmError = CSM_CONNTIMEOUT, ctLoError = CTLOPCP_ERR_UNKNOWN, socketError = 60, and TLSerror = 0.

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