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VMwareレポートを使用すると、複数のボリュームへのアクセスが失われ、パフォーマンスに影響がある

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環境

  • ONTAP
  • Brocade
  • VMware

問題

  • VMwareアラームでは、数秒間、複数のボリュームへのアクセスが失われたことが報告されています
    • Lost access to volume xyz due to connectivity issues. Recovery attempt is in progress and outcome will be reported shortly.
  • エンドユーザから報告されるパフォーマンスへの影響
  • ONTAP System Managerでは、プロトコルレイヤ 同じIOPSが 想定よりも高いレイテンシが報告されます
    • qos statistics latency show -iterations 12
  • ONTAP イベントがエラーを報告し、1つのアダプタ/ファブリックが影響を受けたことを示します
    • fcp.io.status Adapter:4c IO WQE failure Ext_Status 0x16

 

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