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スイッチ クラスタ:パートナーからパニック パケットを受信

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環境

  • ONTAP 9
  • クラスタ スイッチ

問題

  • 1つまたはすべてのノードでクラスタポートが停止する。

[Node-01: kernel:netif.linkDown:debug]: Ethernet e0c: Link down, check cable.
[Node-01: kernel:netif.linkDown:debug]: Ethernet e0d: Link down, check cable.
[Node-01: vifmgr:vifmgr.portdown:debug]: A link down event was received on node XXXXX,   port  e0d.
[Node-01: vifmgr:vifmgr.clus.linkdown:debug]: The cluster port e0d on node XXXXX has   gone down unexpectedly.

  • これにより、CLAM パニックがトリガーされ、パートナーがテイクオーバーを実行します

[Node-01: mcc_ic_kill_pkt_handler: sk.panic:debug]: Panic String:Received PANIC packet from partner, receiving message is (Coredump and takeoverinitiated because Connectivity, Liveliness and Availability Monitor (CLAM) hasdetermined this node is out of quorum.) in SK process mcc_ic_kill_pkt_handler onrelease 9.11.1P9 (C)

  • ClusterSwitchHealthMonitorデーモン(cshmd)によるAutoSupportアラートのトリガー:

 [cshmd: hm.alert.raised:alert]: Alert Id = SwitchCommunityString_Alert , Alerting Resource = switch#1 (****) raised by monitor ethernet-switch
 [cshmd: hm.alert.raised:alert]: Alert Id = SwitchCommunityString_Alert , Alerting Resource = switch#2 (****) raised by monitor ethernet-switch
 [mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process cshm: SwitchCommunityString_Alert[ switch#1 (****)].

  • network port show -role cluster すべてのクラスタポートが停止していると表示

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