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One of the ISL link down on BES cluster switch

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Category:
ontap-9
Specialty:
hw
Last Updated:

Applies to

  • ONTAP 9
  • BES-53248 Cluster Switch

Issue

  • The system reports SwitchIslIfDownWarn_Alert alert in event logs
[?] Mon Nov 03 00:42:36 +0530 [node1: cshmd: hm.alert.cleared:notice]: Alert Id = SwitchIslIfDownWarn_Alert , 
Alerting Resource = switch2/Slot: 0 Port: 56 100G - Level cleared by monitor ethernet-switch
  • Switch logs where ISL link on port reports down
0/55      PC Mbr Enable    100G Full  100G Full  Up     Enable  Enable long
0/56      PC Mbr Enable    100G Full             Down   Enable  Enable long

Log.    Channel                     Admin       Mbr     Device/       Port      Port
Intf    Name            Min  Link   Mode   Type Ports   Timeout       Speed     Active
------- --------------- ---- ------ ------ ---- ------- ------------- --------- -------
1/1     Cluster-ISL     1    Up     En.    Dyn. 0/55    actor/long    100G Full True
partner/long
0/56    actor/long    100G Full False
partner/long
  • Reseating cable and performing shut/no shut of port does not resolve issue.

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