Raid is actually a red herring here. Raid0 is /home not the root. The  
root is only on wd0a. Raid0 is also the only raid array at this time  
and does not have the root bit set.

--Michael

On Dec 4, 2007, at 16:31, buhrow@lothlorien.nfbcal.org (Brian Buhrow)  
wrote:

>    This message just means the system found two bootable drives when  
> it
> was searching for root devices.  Or, rather, it found two drives with
> potential root partitions.  I've seen it on machines I've booted  
> where I
> have a broken raid1 mirror, and I'm using the second broken piece as a
> root drive while I fix things up.
> -Brian
>
> On Dec 5, 12:10am, explorer@flame.org wrote:
> } Subject: Odd dmesg log messages
> }
> } The raid0 messages are pretty obvious.  I have raid0 auto-conf'd
> } via raidctl, and I have raid0.conf in /etc.  The WARNING one  
> confuses me...
> }
> } raid0: RAID Level 1
> } raid0: Components: /dev/wd0g /dev/wd1g
> } raid0: Total Sectors: 566273088 (276500 MB)
> } WARNING: double match for boot device (wd0, wd1)
> } boot device: wd0
> } root on wd0a dumps on wd0b
> } root file system type: ffs
> } raid0: Device already configured!
> }
> } I suspect I can find the source (I can commit after all, if I  
> can't grep
> } I'd really be lame) but when I find it, I will be tempted to make  
> it clear
> } about what was searching for the boot device, and why it thinks  
> either can be
> } it.
> }
> } --Michael
>> -- End of excerpt from explorer@flame.org
>
>