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SG6000が「hostbyte=DID_NO_CONNECT」というメッセージとともに繰り返し再起動します

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環境

  • NetApp StorageGrid SG6000
  • ファームウェアバージョン 11.3 

問題

  • SG6000が起動ループに陥っています
  • バックエンドストレージへのパス損失
  • 再起動ループが繰り返されるたびに、仮想コンソールまたはシリアル接続で以下のイベントが発生します: 

sd 16:0:0:251: [sdp] Synchronizing SCSI cache
sd 16:0:0:251: [sdp] Synchronize Cache(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK 
scsi 16:0:0:251: rdac: Detached
sd 16:0:0:252: [sdq] Synchronizing SCSI cache
sd 16:0:0:252: [sdq] Synchronize Cache(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK 
scsi 16:0:0:252: rdac: Detached
sd 16:0:0:253: [sdr] Synchronizing SCSI cache
sd 16:0:0:253: [sdr] Synchronize Cache(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
scsi 16:0:0:253: rdac: Detached 
sd 16:0:0:254: [sds] Synchronizing SCSI cache
sd 16:0:0:254: [sds] Synchronize Cache(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK 
scsi 16:0:0:254: rdac: Detached
mlx5_core 0000:af:00.1: Shutdown was called
mlx5_core 0000:af:00.0: Shutdown was called

 

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