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MetroCluster IPのクラスタとリモートの書き込みレイテンシが高いことが報告されました

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環境

  • AFF-A250、AFF-A220、FAS2750、AFF-C250
  • MetroCluster IP
  • BES-53248

問題

  • クラスタレイテンシノコウセイノヒヨウシqos statistics latency
  • 複数のscsi.cmdエラーを報告するイベントログ
    scsi_cmdblk_strthr_admin: scsi.cmd.abortedByHost:error]: Disk device 0v.i1.2L5: Command aborted by host adapter: HA status 0x13: cdb 0x28:1b0153c0:001a
  • show interface ethernet "interface_name"1つのスイッチポートで""に表示されるエラーカウンタの増加
    Total Packets Received with MAC Errors......... 15427
    Jabbers Received............................... 14430
  • 疑わしいポートをシャットダウンすると、遅延が正常に戻ります。
  •  SFPとケーブルを交換し ても問題が修正されない
  • wafl.cp.toolong イベントログに報告されることがある

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