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定期的な cf.ic.xferTimedOut:HAインターコネクト:MCC_DRSOM 転送タイムアウト イベント

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環境

  • MetroCluster IP
  • ONTAP 9

問題

  • MetroCluster IP構成では、両方のサイトのすべてのノードで次の種類のエラーが繰り返し複数報告されます:

DR_heartbeat_thread:cf.ic.xferTimedOut:error]: HA interconnect: MCC_DRSOM transfer timed out.

mirror.stream.qp.error:debug]: params: {'mirror': 'DR PARTNER', 'qp_name': 'WAFL', 'error': 'NVMM_ERR_MIRROR_POLL_TIMEOUT'}

  • MetroClusterアダプタでの受信一時停止フレーム数が多い
  • ISLおよびMetroClusterポートでQuality of Service 5のドロップが報告されるスイッチ
  • スイッチで高いISL飽和状態が報告される

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