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由于节点限制、AWS CVO的延迟较高、磁盘利用率为100%

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Category:
cloud-volumes-ontap-cvo
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perf
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适用场景

  • ONTAP 9
  • 适用于 Amazon Web Services ( AWS )的 Cloud Volumes ONTAP ( CVO )

问题描述

  • ONTAP 报告磁盘延迟较高
    • 示例: " 运行 qos statistics volume latency show " 的磁盘列存在高延迟
Cluster::> qos statistics volume latency show Workload ID Latency Network Cluster Data Disk QoS NVRAM Cloud --------------- ------ ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- -total- - 8.88ms 2.82ms 1.00us 1032.00us 5.02ms 0ms 2.00us 0ms citrix_home1-.. 6762 137.73ms 1.91ms 1.00us 22.93ms 112.89ms 0ms 0ms 0ms citrix_profi-.. 26764 133.29ms 1.82ms 0ms 2.84ms 128.62ms 0ms 0ms 0ms citrix_home2-.. 18527 78.48ms 1.96ms 0ms 7.69ms 68.83ms 0ms 0ms 0ms citrix_home3-.. 33649 50.51ms 239.00us 0ms 995.00us 49.28ms 0ms 0ms 0ms
  • 监控软件可能会显示高利用率峰值、例如Active IQ Unified Manager 或收割的聚合视图:

image2021-7-28_12-31-41.png

 

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