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メンテナンス中に予期しないスイッチオーバーが発生しました

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Category:
metrocluster
Specialty:
metrocluster
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環境

  • ONTAP 9
  • MetroCluster IP
  • アクティブモードのTieBreaker

問題

  • メンテナンス中に予期せぬ切り替えが発生しました
  • switchover operation show には次のように表示されます:

ClusterA::> metrocluster operation show
    Operation: metrocluster switchover -forced-on-disaster true

  • サービスプロセッサ イベントログ には、ノードがシャットダウンした理由として以下の内容が示されています:

    HALT: Forced shutdown request received from the DR partner on Sun Mar 7 05:34:34 CET 2023

  • TieBreaker ログには次のように表示されます:

    00:34:24,676 WARN  [Thread-1] [MCCMonitor:metro-cluster-ip] Disaster confirmed.
    00:34:24,676 WARN  [Thread-1] [MCCMonitor:metro-cluster-ip] MCCTB triggerring DR switchover.

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