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After upgrade cpeer.xcm.update.warn: Periodic update of peer network information failed

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172
Visibility:
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Votes:
0
Category:
ontap-9
Specialty:
dp
Last Updated:

Applies to

  • ONTAP 9.8
  • Cluster peering
  • SnapMirror
  • Network

Issue

  • After upgrade this is found in EMS logs:
cluster peer ping highlights unstable communication with the peer cluster. Many reports appear in the logs eg. "cpeer.xcm.update.warn: Periodic update of peer network
information failed. The following operations are incomplete: discovery failure.", "cpeer.unavailable: Peer cluster netappTELECOM is no longer available." etc. No changes have been made network side.
  • some peer IP addresses were unreachable
  • High number of 'malformed packages' seen in TCPDump on the destination side
  • High number of CSM counters on the destination side
  • ICMP requests show (No response found!)

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