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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

  • ノードの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 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.

  • これによりクラム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

[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)

  • network port show -role cluster すべてのクラスタポートを停止として表示します。

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