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StorageGRIDクライアントでGET応答時間の遅延とロードバランサの499タイムアウトが発生する

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storagegrid
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環境

  • StorageGRID 11.6.0.12 以前
  • StorageGRID 11.7.0.5 以前
  • ADC ストレージノードの運用停止履歴

問題

  • クライアントからGET応答時間が非常に遅いとの報告がありました
  • audit-sumスクリプトは/var/local/audit/exportで使用して最近のアクティビティを要約できます

/var/local/audit/export # audit-sum audit.log
message group        count     min(sec)        max(sec)    average(sec)
=============       =====     ========        ========    ============
SDEL                13355085     0.005          64.642           9.890
SGET                1763885     0.001       34346.196         19.277
SHEA                1077045     0.000           1.252           0.005
SPUT                4812323      0.003          50.772           0.029

注記:audit-sumクエリは、audit-sumツールを使用するに記載されているようにStorageGRID処理に影響を与える可能性があります

  • Diagnostic レポート Run diagnostics で  Load balancer - request timeoutの 499 タイムアウトが大量に発生していることが示されます

StorageGRID client observes slow GET response time and load balancer 499 timeout

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