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Space not reclaimed on LUN with ReFS

  1. Last updated
    Feb 13, 2025
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Views:
56
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
san
Last Updated:
2/13/2025, 4:43:04 PM

Applies to

  • ONTAP 9
  • Windows Server 2022
  • Microsoft ReFS
  • SAN

Issue

  • Deleted files on a ReFS volume do not free up space on the storage
  • LUN is thin provisioned with space-allocation enabled
  • Statistics show unmap_reqs counter of lun object is 0

 

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