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 Data or Disk o...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 Data or Disk or WAFL Susp CP latency from qos statistics or AIQ Latency reported coincides exactly with WRITE workload increase. systat -x output shows evidence of CP type CP_Ty B (Back-to-Back) CPs