After upgrade cpeer.xcm.update.warn: Periodic update of peer network information failed
Applies to
- ONTAP 9.8
- Cluster peering
- SnapMirror
- Network
Issue
- After upgrade messages similar to these examples are found in EMS logs
cluster peer ping highlights unstable communication with the peer cluster.
cpeer.xcm.update.warn: Periodic update of peer network information failed.
The following operations are incomplete: discovery failure.
cpeer.unavailable: Peer cluster netapp TELECOM is no longer available
Note: No changes have been made to the network side, prior to or after the upgrade
- Some peer IP addresses were unreachable
- High number of 'malformed packets' seen in TCPDump on the destination side
- High number of CSM counters on the destination side
- ICMP requests show (No response found!)