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ClusterSwitchConnectivity_Alertのポートダウンによる警告

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環境

  • ONTAP 9
  • スイッチドクラスタ

問題

  • ClusterSwitchConnectivity_AlertおよびClusterIfInErrorsWarn_Alert は「system health alert show」の出力で表示されます:

Alert ID: ClusterSwitchConnectivity_Alert
Alerting Resource: Node-n08
Indication Time: Wed Sep 17 15:26:48 2025
Description: The ethernet switch, with the name "switch2(FOCXXXXXXXX)", is not connected to all of the nodes in the cluster.

 

Alert ID: ClusterIfInErrorsWarn_Alert
Alerting Resource: switch2(FOCXXXXXXXX)/Ethernet1/14
Indication Time: Tue Sep 09 10:42:44 2025
Description    The percentage of inbound packet errors of switch interface "switch2(FOCXXXXXXXX)/Ethernet1/14" is above the warning threshold.

 

  • アラートで検出されたノードでは、1つのクラスタポートがnetwork port show -role Clusterでダウンしています。

e0d MAC Address:   d0:xx:xx:xx:xx:xx (auto-unknown-fd-down)
        QSFP Vendor:      FINISAR CORP
        QSFP Part Number:   332-00440
        QSFP Serial Number:  X5CBFDF

ifstatから:

-- interface  e0d  (151 days, 4 hours, 50 minutes, 5 seconds) --
Media state: no carrier | Up to downs:     225 | HW assist:      514k 

 

  • e0dのCluster LIFはクラスタポートe0cに移動され、ホームには戻りません:

::> net int show -is-home false
  (network interface show)
       Logical   Status    Network       Current     Current Is
Vserver    Interface  Admin/Oper Address/Mask     Node      Port   Home
----------- ---------- ---------- ------------------ ------------- ------- ----
Cluster
       Node-n08_clus2
             up/up   169.XXX.XX.XXX/16  Node-n08
                              e0c    false

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