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FlexCacheボリュームでの断続的で深刻な読み取り遅延

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環境

  • ONTAP 9.16.1P10
  • FlexCache
  • NFS

問題

  • キャッシュで事前にウォームアップされたファイルに対するNFS読み取り操作は、影響期間中は最大約22分かかるのに対し、正常な状態では約1秒で完了します
  • キャッシュボリュームの使用率は50%未満であり、問題は断続的に発生し、自然に回復します

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