Security Scanners on FabricPool-enabled aggregates may negatively impact performance
Applies to
- ONTAP 9.2+
- FabricPool
Issue
- High latency observed on a cluster
- High CPU utilization
- High latency from
qos statistics volume latency show
inCloud
column -
Workload ID Latency Network Cluster Data Disk QoS NVRAM Cloud FlexCache SM Sync --------------- ------ ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- -total- - 34.23ms 797.00us 2.00us 3.38ms 27.98us 0ms 0ms 30.02ms 0ms 0ms
vol1 8036 3 1.52s 190.00us 0ms 120.00us 60.00us 0ms 0ms 1.52s 0ms 0ms - May see EMS errors like below:
wafl.ca.latency.threshold:notice]: Measured latency from cloud (7512 msec) more than threshold (1000 msec) (aggregate: "aggr1", aggregate uuid: "XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX", object store: "obj_store")