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High FlexGroup CIFS latency due to CIFS ChangeNotify

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170
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Category:
ontap-9
Specialty:
perf
Last Updated:

Applies to

  • ONTAP 9.0 - ONTAP 9.6
  • FlexGroup with CIFS workload 
    • Can occur with conventional FlexVol, post 7-mode to CDOT migration
  • CIFS changenotify enabled

Issue

  • Elevated CIFS latency, typically for WRITE operations
  • Other fileops that modify inodes can also be affected such as Create, SetAttr, etc. 

 

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