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非常に高い負荷が原因のメモリ不足による StorageGRID SSTable の破損

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環境

NetApp StorageGRID

問題

  • StorageGRIDがSSTable破損アラートを報告CSTARS:StorageGRIDNotification - SSTableCorruption
  • 複数のノードで破損が検出されました
  • システムパフォーマンスの低下
  • メモリ使用量の増加とメモリ不足（OOM）エラーがカーネルログに記録されました

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