FreeBSD 8.0-BETA2/amd64 crashes on SMP under load

[Kamigishi Rei]

Anton Shterenlikht wrote:
>> Keep in mind, however, that you won't get a valid dump if your
>> dumpdev is on a GEOM_MIRROR device.
>>     
> Could you please elaborate on this?
>   
There were multiple threads in -current (and not only) about this issue.
Myself, I have been unable to produce a valid crash dump with dumpdev on 
a GEOM_MIRROR device (even with "prefer" set for the first component; 
then again if the order in which the consumers are detected changes 
during boot accidentally, prefer won't work as well).

--
Kamigishi Rei
KREI-RIPE