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NetApp Stage KB

MetroCluster IP cshm ClusterIfIslDownWarn_Alert

Last Updated:


Applies to

  • MetroCluster IP
  • ONTAP 9
  • Cisco switches


  • EMS logs show message:

[Cluster01-N01: cshmd: hm.alert.raised:alert]: Alert Id = ClusterIfIslDownWarn_Alert , Alerting Resource = Cluster01-SW01(FOC12345AU0)/port-channel1 raised by monitor ethernet-switch

  • system health alert show shows alert:
Monitor           ethernet-switch
Alert ID          ClusterIfIslDownWarn_Alert
Alerting Resource Cluster01-SW01(FOC12345AU0)/port-channel1 & Cluster01-SW02(FOC54321AU0)/port-channel1
Subsystem         Switch-Health
Corrective Actions      1) Check whether the cable is fully inserted into the interface port on both ends.
2) Reconnect the ISL port using another cable. After reconnecting it, verify whether the link of the ISL port is up by executing the commands per the switch configuration guide or by checking whether the Link status LED is on.
  • The switch command show-port channel summary shows no member ports in the port channel:
Group Port-       Type     Protocol  Member Ports
1     Po1(SD)     Eth      NONE      --
10    Po10(SD)    Eth      NONE      --
11    Po11(SD)    Eth      NONE      --

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