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ESXiホストからデータストアとの接続が継続的に切断され、VMotionsが停止していることが報告されています

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perf<a>ONTAP</a><a>2009457996</a>
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環境

  • ONTAP 9
  • ESXi
  • iSCSI

問題

  • ESXiホストのクラスタがデータストアから継続的に切断されると報告されている
  • VMotionが停止し、データコピーが進行しません。
  • VMKernel.log :
2023-02-02T12:10:36.574Z cpu14:2097909)WARNING: ScsiDeviceIO: 1596: Device naa.xxx performance has deteriorated. I/O latency increased from average value of 11252 microseconds to 227332 microseconds.
2023-02-02T12:10:37.995Z cpu34:2097929)WARNING: ScsiDeviceIO: 1596: Device naa.xxx performance has deteriorated. I/O latency increased from average value of 11252 microseconds to 476375 microseconds.

 

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