Write Performance Impacted by Back to Back Consistency Points
Applies to
- ONTAP 9
- Non-AFF controllers more susceptible to this issue
Issue
- A FlexVol or FlexGroup is experiencing increased / higher than expected write latency.
- Latency is reported as
DataandDisklatency from qos statistics or AIQ systat -xoutput shows evidence of CP type CP_Ty B (Back-to-Back) CPs
