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I/O Timeouts when using Cluster Shared Volumes for Hyper-V

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Applies to

  • Hyper-V Hosts
  • Cisco UCS

Issue

  • Virtual machines become very sluggish causing application instability.
  • Seeing the following message in Failover Cluster Manager:

Cluster Shared Volume 'CSV_Name' (CSV_Name) has entered a pause state because of 'STATUS_IO_TIMEOUT (c00000b5).

 

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