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Elementノードはネットワークメンテナンス後にオフラインになります

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環境

NetApp Element ソフトウェア

問題

  • NetApp SolidFire Active IQ の[Reporting]>[Error Log]に次のエラーが表示されます。 
    • unresponsiveService: A block service is not responding.
    • blockServiceUnhealthy: A block service is unhealthy and SolidFire is attempting to migrate data away from it.
    • driveAvailable: Node ID * has * available drive(s).
    • blocksDegraded: Only a single complete copy of the block data is accessible. Restore any offline nodes or block services or contact support for assistance.
    • volumesDegraded: Local replication and synchronization of the following volumes is in progress. Progress of the synchronization can be seen in the Running Tasks window. [*,*,*,*...]
  • NetApp SolidFire Active IQ の[Reporting]>[Events]に次のエラーが表示されます。

Message: iSCSI session socket error count: [X] exceeds limit of 10 every 60 minutes, potential causes: network problems, node problems, host crash, etc.

  • SFPまたはケーブルは正常に動作しています。
  • ストレージノード管理ネットワークインターフェイスカード(NIC)は動作しています。
  • ストレージノードでNICハードウェア障害が発生していません。
  • ノードUIからネットワークサービスを再起動しても、問題 が解決されませんでした。
    • HTTPS://<node-MIP> : 442システムユーティリティにアクセスし、ネットワークサービスを再起動を選択します

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