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FabricPool isn't tiering data that XCP reports as inactive

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Category:
ontap-9
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core
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Applies to

  • ONTAP 9.8+
  • FabricPool
  • XCP
  • File System Analytics (FSA)

Issue

  • After generating an XCP report on the volume, XCP reports that most of the data was last accessed over a year ago:

XCP accessed times.PNG

  • ONTAP has only tiered a minimal amount of data when the volume uses the default tiering-minimum-cooling-days of 31 days:

cluster1::> volume show-footprint -volume vol1

      Vserver : svm1
      Volume  : vol1

      Feature                                          Used    Used%
      --------------------------------           ----------    -----
      Volume Data Footprint                         32.96TB      24%
      Footprint in Performance Tier                 32.59TB      98%
      Footprint in FabricPool                       608.0GB       2%
      Volume Guarantee                                   0B       0%
      Flexible Volume Metadata                      345.2GB       0%
      Deduplication                                 248.5GB       0%
      Temporary Deduplication                       79.99GB       0%
      Cross Volume Deduplication                     1.17GB       0%
      Delayed Frees                                 222.0GB       0%

      Total Footprint                               33.84TB      25%

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