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NetApp NFS Plugin for VMware VAAI: Thin VMDKs automatically convert to Eager Zeroed Thick

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Applies to

  • VMware vSphere
  • NetApp NFS Plug-in for VMware VAAI
  • NFSv3
  • NetApp Clustered ONTAP 9.x

Issue

  • VM VMDKs are inflated after a VMware snapshot consolidation
  • Reporting shows the disk as Eager Zeroed Thick (EZT) instead of thin
  • Issue occurs intermittently

 

 

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