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ATTO SFP交換後にプレックスで障害が発生しました

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環境

  • ストレッチMetroCluster
  • ONTAP 9
  • SFPの障害があるATTO 7500N

問題

  • ストレッチMetroCluster のストレージ接続の1つがオフラインです

例:

   slot 1: FC Host Adapter 1d (Emulex XE201 rev. 48, <OFFLINE (hard)>)

      Board name:     111-02455

      Serial Number:    FC54482752

      Firmware rev:    12.0.378.1

      Host Port Id:    N/A

      FC Node Name:    2:000:000000:000000

      FC Port Name:    1:000:000000:000000

      Link Data Rate:   N/A

  • ATTOブリッジで障害が発生したSFPを交換すると、AutoSupport というタイトルのポートがトリガーされます SYNCMIRROR PLEX FAILED
  • で多数のディスクが障害状態として表示される sysconfig -r
例:

Aggregate root (online, raid4, mirror degraded) (block checksums)

 Plex /root/plex0 (offline, failed, inactive, pool0)

   RAID group /root/plex0/rg0 (partial)

 

    RAID Disk    Device     HA  SHELF BAY CHAN Pool Type  RPM  Used (MB/blks)   Phys (MB/blks)

    ---------    ------     ------------- ---- ---- ---- ----- --------------   --------------

    parity FAILED       N/A             1713523/ -

    data  FAILED       N/A             1713523/ -

    Raid group is missing 2 disks.

注:アグリゲートは online残り、プレックスのみがのままです offline

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