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ONTAP のRAIDグループごとのconcurrnet IO数を変更した場合、スループットが想定よりも低くなります

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Category:
fas-systems<a>2009292996</a>
Specialty:
metrocluster
Last Updated:

環境

  • FAS / AFF の略
  • SyncMirror

問題

アクティブな再同期が実行されているアグリゲートで'num_concurrent_ios_per_rg'を低い値から高い値に変更してからダウンに変更すると、スループットIOは変更前に表スループットを低下させます。RAIDグループごとにIOを増やしても、スループットは向上しません。
 

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