CVO AWS cluster seeing high NVlog latency
Applies to
- ONTAP 9
- AWS
- CVO
Issue
High NVram latency noticed with QOS commands
::> qos statistics volume latency show
Workload ID Latency Network Cluster Data Disk QoS NVRAM Cloud FlexCache SM Sync
--------------- ------ ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ----------
-total- - 195.97ms 150.00us 0ms 796.00us 0ms 0ms 1195.03ms 0ms 0ms 0ms
data1-wid30897 30897 1.60s 157.00us 0ms 818.00us 0ms 0ms 1.60s 0ms 0ms 0ms
-total- - 536.23ms 110.00us 0ms 495.00us 0ms 0ms 535.63ms 0ms 0ms 0ms
data1-wid30897 30897 0ms 0ms 0ms 0ms 0ms 0ms 0ms 0ms 0ms 0ms
-total- - 7.42s 136.00us 0ms 743.00us 0ms 0ms 7.42s 0ms 0ms 0ms
data1-wid30897 30897 1137.67ms 1.65ms 0ms 3.55ms 0ms 0ms 1132.47ms 0ms 0ms 0ms