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Why can “aggregate show-space” command return larger Volume Footprints than Total Used?

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Category:
ontap-9
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core
Last Updated:

Applies to

ONTAP 9

Answer

  • Volume Footprints is calculated on volume basis and Total Used is calculated on aggregate basis.
  • Volume Footprints does not reflect the space saved by thin provisioning and aggregate efficiency.
::>aggregate show-space

Aggregate : aggr1

      Feature                                           Used      Used%
      --------------------------------      ----------------      -----
      Volume Footprints                               96.4TB        81%
      Total Used                                      75.8TB        64%

      Total Physical Used                             75.1TB        63%

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