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CONTAP-356468: "SwitchUnreachable_Alert" and "UnsupportedSwitch_Alert" raised after upgrading NVIDIA cluster switch to CL 5.11

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ontap-9
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hw
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Issue

  • In ONTAP 9.16.1, the Ethernet Switch Health Monitor (CSHM) might raise a SwitchUnreachable_Alert and UnsupportedSwitch_Alert after upgrading an NVIDIA cluster switch to Cumulus Linux 5.11
  • The responsible resource for these alerts is an erroneous "cumulus" device name
  • The entry and the alerts might persist for up 7 days after CSHM loses contact with this erroneous switch.

hm.alert.raised: Alert Id = SwitchUnreachable_Alert , Alerting Resource = cumulus raised by monitor ethernet-switch
hm.alert.raised: Alert Id = UnsupportedSwitch_Alert , Alerting Resource = cumulus raised by monitor ethernet-switch

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