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AWSディスクの動作不良が原因のPerformance問題

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perf<a>2009929219</a>
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環境

  • Cloud Volumes ONTAP(CVO)
  • Amazon Web Services(AWS)
  • ONTAP 9

問題

  • EC2インスタンスでNFSエクスポートの同期の問題が断続的に発生すると、新しく書き込まれたファイルが後続のDockerコンテナにすぐに表示されない
  • 1つのディスクのレイテンシと利用率が、 同じRAIDグループ内の他のディスクと比べて断続的に高くなる

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