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バースト的なワークロードによる高レイテンシ

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Category:
ontap-9
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perf
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環境

ONTAP 9

問題

  • 高遅延が見られるのはData Processing(CPU D-blade)またはディスク層(Disk IOまたはWAFL Susp CP
  • 読み取りまたは書き込みのスループットは低いかもしれないが、レイテンシは高い
  • 並行処理能力も高い
  • Active IQ Unified Managerは以下の警告を報告する可能性があります:

2 volumes slow due to bursts of write requests causing contention at the data processing component on node CPU_dblade

 

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