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启用了 FabricPool 的聚合上的安全扫描程序可能会对性能产生负面影响

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cloud-tiering
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perf
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适用于

  • ONTAP 9.2+
  • FabricPool

问题

  • 在集群上观察到高延迟
  • CPU 利用率高
  • qos statistics volume latency show Cloud 列中的高延迟
  •  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 
  • 可能会出现如下 EMS 错误:
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")

 

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