It doesn't lock up using the GENERIC kernel. It only locks up when I use 
GENERIC.MP or (using i386) GENERIC.MPACPI.

Chris

Matt wrote:
> Hi,
>
> I noticed you were running the GENERIC kernel, which doesn't support  
> multiple processors. An easy fix to this issue would be to grab a copy 
> of syssrc.tar.gz and compile the GENERIC.MP kernel with the default 
> settings.
>
> Here's how to obtain the sources:
> http://www.netbsd.org/docs/guide/en/chap-fetch.html
>
> Compiling the new kernel:
> http://www.netbsd.org/docs/guide/en/chap-kernel.html
>
>
> -Matt
>
>
>
> Chris Jones wrote:
>> Hi folks--
>>
>> I recently bought a new server, which is a Dell PowerEdge SC 1435. It 
>> has a dual core Opteron. Running this machine with an MP kernel, 
>> either NetBSD/i386 or NetBSD/amd64, results in a hard lockup after 
>> anywhere from a few seconds to a few minutes. The lockup seems to be 
>> correlated with high disk activity. Once it locks up, it doesn't 
>> respond to the keyboard, including the LEDs for Caps Lock, etc. As a 
>> result, I can't tell you what ddb says about the system state. Please 
>> see the dmesg output at the end of this message for hardware info.
>>
>> Any thoughts on what I should try with this computer? I'd really like 
>> to be able to use both CPUs.
>>
>> Chris
>>
>>
>