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ディスクの負荷が高いときにONTAP ログに「wafl.cp.toolong」というメッセージが表示されます

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のしんだ

環境

  • ONTAP 9
  • メッセージが検出されたときのディスクワークロードが高くなっています。

問題

  • コマンド"event log show"出力に表示されるイベント:
    • ONTAP 9 以降の例:
      • Mon Dec 23 00:20:36 EST [FilerA: wafl_exempt08: wafl.cp.toolong:error]: Aggregate fas_01_DATA_AGGR experienced a long CP...
    • ONTAP 8 の例:
      • Mon Feb 22 16:14:08 CLT [FilerA: wafl_CP_proc: wafl.cp.toolong.warning:warning]: params: ...
      • Mon Feb 22 16:14:08 CLT [FilerA: wafl_CP_proc: wafl.cp.slovol.warning:warning]: params: ...
  • 影響を受けるアグリゲートのレイテンシは通常、検出されます。

 

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