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高CPU使用率-解決ガイド

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環境

ONTAP 9

概要

この記事は、CPU利用率が高い原因と、それがワークロードに影響しているかどうかを判断するのに役立ちます。 

CPU使用率の高いグラフの例

 

  • などのコマンドでsysstatCPU使用率が高いことが報告されます(わかりやすいように列は削除されています)。
    • Cluster::> set -privilege diag; run -node 1 sysstat -x -d -c 160 -s 1 CPU Total SSD kB/s SSD OTHER FCP iSCSI FCP kB/s read write util in out 100% 937103 3575433 12 27% 43 937060 0 22489 3835476 100% 942704 3597300 24 27% 38 942666 0 22624 3857797 100% 933527 3560887 0 27% 7 933520 0 22405 3820792 100% 977261 3730533 24 28% 38 977223 0 23454 3999694 100% 930011 3552147 2733 26% 219 929792 0 22315 3805681
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