Cluster peer show - IP address unhealthy: Resolution Guide
Applies to
- ONTAP 9
- Cluster Peering
Issue
When a remote cluster's interfaces become unavailable, errors, EMS, and changes in the cluster peer health
output are reported.
- For example, the output below indicates that some of the nodes in
cluster1
are unreachable fromcluster2
cluster2::> cluster peer health show
Node Cluster-Name Node-Name
Ping-Status RDB-Health Cluster-Health Availability
---------- --------------------------- --------- --------------- -----------
node1
cluster1 node1
Data: unreachable
ICMP: unreachable true true false
node2
Data: interface_reachable
ICMP: interface_reachable true true true
node2
cluster1 node1
Data: unreachable
ICMP: unreachable true true false
node2
Data: unreachable
ICMP: unreachable true true false
4 entries were displayed.
- The
cpeer.unavailable
EMS message is also reported each time the remote cluster becomes unavailable
cluster2::> event log show -messagename cpeer.unavailable -instance
Node: node1
Sequence#: 71687
Time: 5/15/2012 14:02:37
Severity: ALERT
Source: mgwd
Message Name: cpeer.unavailable
Event: cpeer.unavailable: Peer cluster cluster1 is no longer available.
- When it becomes available again, no EMS message will be reported.
- Each time the remote cluster transitions from available to unavailable, a message will be received.
- There is an implicit transition to available between each
cpeer.unavailable
message.