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SCSQLバックアップがリソース検出タイムアウトにより失敗する

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環境

  • SnapCenter Plug-in for Microsoft SQL Server(SCSQL)
  • SnapCenter Plug-in for VMware vSphere(SCV)
  • VMDKディスク上でホストされているSQL Serverデータベース

問題

  • 特定のリソースグループの SQL Server バックアップが SnapCenter で失敗します。SnapCenter ジョブログで以下のエラーが確認されます:

System.Threading.Tasks.TaskCanceledException: The request was canceled due to the configured HttpClient.Timeout of 10800 seconds elapsing.

---> System.TimeoutException: The operation was canceled.

---> System.Threading.Tasks.TaskCanceledException: The operation was canceled.

---> System.IO.IOException: Unable to read data from the transport connection: An established connection was aborted by the software in your host machine.

---> System.Net.Sockets.SocketException (10053): An established connection was aborted by the software in your host machine.

  • その他の症状:
    • バックアップが「Running」状態でハングするか、「Unable to find the database files.」で失敗する
    • 影響を受けるSQLホストのディスク検出ジョブが数時間ハングするか、完了しない。
    • SnapCenterログに「Failed to determine LUN based on the serial number」または無効/不明なストレージターゲット(例:ターゲット「0」)が表示される場合がある。
    • その他のリソースグループやバックアップは影響を受けない可能性がある。

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