Strange CAM errors

Steven Hartland
Mon, 17 Dec 2012 14:38:23 -0000

Check the smart results of each disk in the array you may have a failing
disk.
----- Original Message -----
From: "Willem Jan Withagen" <wjw at digiware.nl>
To: "FreeBSD Stable Users" <freebsd-stable at freebsd.org>
Sent: Monday, December 17, 2012 10:58 AM
Subject: Strange CAM errors


> Hi,
>
> I have not noticed this before, but my system rebooted this morning and
> in the following security report I found a lot of messgaes in the
> dmesg-part like:
>
> +(probe0:arcmsr0:0:16:1): INQUIRY. CDB: 12 20 0 0 24 0
> +(probe0:arcmsr0:0:16:1): CAM status: Command timeout
> +(probe0:arcmsr0:0:16:1): Retrying command
> +(probe0:arcmsr0:0:16:1): INQUIRY. CDB: 12 20 0 0 24 0
> +(probe0:arcmsr0:0:16:1): CAM status: Command timeout
> +(probe0:arcmsr0:0:16:1): Retrying command
>
> And it seems that bus 16 is:
> +pass6 at arcmsr0 bus 0 scbus0 target 16 lun 0
> +pass6: <Areca RAID controller R001> Fixed Processor SCSI-0 device
>
> The system has been running
> FreeBSD zfs.digiware.nl 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #3: Wed
> Nov 14 13:25:55 CET 2012
> root at zfs.digiware.nl:/usr/obj/usr/srcs/src9/src/sys/ZFS  amd64
> for already a while.
>
> Anybody suggestions as to why I have these messages?
>
> They are during the boot sequence, so no smartd talking to the disks at
> that moment.
>
> --WjW
>
> ps: dmesg, config, etc.... at:
> http://www.tegenbosch28.nl/FreeBSD/Systems/ZFS
> ps2: upgrading to the most recent 9.1
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