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SMB performance slow for MacOS clients

  1. Last updated
    May 19, 2025
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Views:
2,983
Visibility:
Public
Votes:
5
Category:
ontap-9
Specialty:
nas
Last Updated:
5/19/2025, 5:52:23 PM

Applies to

  • MacOS 11.4 Big Sur and later
  • ONTAP 9
  • SMB/CIFS

Issue

  • MacOS users are reporting slowness when reading or writing files over SMB.
  • Reading/Writing multiple files degrades overall throughput for the same client.

 

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