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从冷层读取时、大型文件访问速度较慢

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cloud-tiering<a>2009-169277</a>
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使用该服务

适用场景

  • ONTAP 9

  • FlexPod

问题描述

  • 读取较大文件时速度较慢。
  • qos statistics volume latency show 列出云层的延迟。 
 Cluster_01::> qos statistics volume latency show -volume Vol1 -vserver SVM1 Workload ID Latency Network Cluster Data Disk QoS Max QoS Min NVRAM Cloud FlexCache SM Sync --------------- ------ ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- Vol1 566 250.20ms 55.00us 89.00us 76.00us 0ms 0ms 0ms 0ms 250ms 0ms 0ms 0ms Vol1 566 267.30ms 59.00us 96.00us 112.00us 0ms 0ms 0ms 0ms 267ms 0ms 0ms 0ms Vol1 566 184.10us 59.00us 97.00us 28.00us 0ms 0ms 0ms 0ms 183.20ms 0ms 0ms 0ms

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