Borg sent me it's daily security mail and had this in there. It seems there was some sort of issue with the drive. I'll keep an eye on it, but remember to backup whatever is on it, just in case.
Gavin
aac0: **Monitor** ID(0:01:0) Timeout detected on cmd[0x28]
aac0: **Monitor** SCSI Channel[0]: Timeout Detected On 30 Command(s)
aac0: **Monitor** ID(0:00:0) Timeout detected on cmd[0x28]
aac0: **Monitor** ID(0:01:0); Abort Timeout. Resetting Bus 0
aac0: **Monitor** MpdResetScsiBus( ):SCSI bus reset issued on channel 0
aac0: **Monitor** SCSI Channel[0]: Timeout Detected On 5 Command(s)
aac0: **Monitor** ID(0:03:0); Aborted Command [command:0x28]
aac0: **Monitor** ID(0:01:0); Request Sense Failed [command:0x28]
aac0: **Monitor** ID(0:01:0); Device Busy [command:0x28]
aac0: **Monitor** ID(0:01:0); Aborted Command [command:0x28]
aac0: **Monitor** SP_Task: Error SRB Link Error 0:01:0
aac0: **Monitor** SCSI Channel[0]: Timeout Detected On 37 Command(s)
aac0: **Monitor** MpdResetScsiBus( ):SCSI bus reset issued on channel 0
aac0: **Monitor** SCSI Channel[0]: Timeout Detected On 38 Command(s)
aac0: **Monitor** ID(0:01:0) Timeout detected on cmd[0x28]
aac0: **Monitor** SCSI Channel[0]: Timeout Detected On 59 Command(s)
aac0: **Monitor** ID(0:01:0); Abort Timeout. Resetting Bus 0
aac0: **Monitor** MpdResetScsiBus( ):SCSI bus reset issued on channel 0
aac0: **Monitor** ID(0:01:0) - IO failed, Cmd[0x2a]
aac0: **Monitor** RAID5 Container 0 Drive 0:1:0 Failure
aac0: **Monitor** Drive 0:1:0 returning error
aac0: **Monitor** Container 0 started REBUILD task on drive 0:2:0
aac0: **Monitor** Container 0 completed REBUILD task:
Gavin M. Roy
800 Pound Gorilla