Extreme high latency on some NFS/CIFS/SMB share volumes
Applies to
- Cloud Insights Workload Security
- ONTAP 9
- fPolicy
- NAS
Issue
- High latency (seconds up to 30 seconds) of latency is seen on NAS volumes
- User access is slow or unavailable
- Applications are hanging
- Cloud Secure is being used to monitor the file system for ransomware through FPolicy
- High latency is seen in
qos statistics volume performance show
butqos statistics volume latency show
may show microseconds- Sometimes the
Network
column ofqos statistics volume latency show
may show the high latency if enough FPolicy backpressure is seen in ONTAP
- Sometimes the