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ディスク シェルフ拡張時の一時的な高レイテンシ

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Category:
ontap-9
Specialty:
perf
Last Updated:

環境

  • NetApp AFF-A400
  • ONTAP 9.7P11
  • All Flash FAS(AFF)プラットフォーム
  • ディスク シェルフ拡張/保守イベント

問題

スケジュールされたディスク シェルフ拡張中に、複数のボリュームでレイテンシの急増が観測されました。
レイテンシの急増は約1分間続き、ディスクI/O異常と相関関係がありました。

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