replace yatei's dead disk
[ 5680.198096] 3w-9xxx: scsi0: AEN: WARNING (0x04:0x000F): SMART threshold exceeded:phy=1. [ 5680.198484] 3w-9xxx: scsi0: AEN: INFO (0x04:0x001A): Drive inserted:phy=1. [ 5680.430951] 3w-9xxx: scsi0: AEN: INFO (0x04:0x001F): Unit operational:unit=0. [ 5754.053668] 3w-9xxx: scsi0: AEN: INFO (0x04:0x000B): Rebuild started:unit=0. [ 5788.379314] 3w-9xxx: scsi0: AEN: WARNING (0x04:0x0019): Drive removed:phy=1. [ 5788.379702] 3w-9xxx: scsi0: AEN: ERROR (0x04:0x0002): Degraded unit:unit=0, vport=1. [ 5836.143763] 3w-9xxx: scsi0: AEN: WARNING (0x04:0x000F): SMART threshold exceeded:phy=1. [ 5836.144152] 3w-9xxx: scsi0: AEN: INFO (0x04:0x001A): Drive inserted:phy=1. [ 5836.534708] 3w-9xxx: scsi0: AEN: INFO (0x04:0x001F): Unit operational:unit=0. [ 5935.718018] 3w-9xxx: scsi0: AEN: INFO (0x04:0x000B): Rebuild started:unit=0.