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Why is vol0 showing high number of IOPS?


Applies to

  • ONTAP 9
  • Data ONTAP 8
  • vol0 (node root volume)
  • High IOPS


  • Internal ONTAP processes cause high IOPS on vol0.
  • It is considered normal behavior.

Additional Information

  • It is usually safe to ignore in most circumstances. This should have no performance impact to user workloads.