questions about Fatal Trap 12
utisoft at googlemail.com
Sat Apr 11 14:30:32 PDT 2009
2009/4/9 Ray <ray at stilltech.net>:
> On Friday 03 April 2009 11:44:31 Ray wrote:
>> I have received a kernel Trap 12 error several times now and am trying to
>> figure it out.
>> the error occurred today, and the previous time was about two weeks ago.
>> last time I had to run fsck manually if that proves anything.
>> uname -a gives the following:
>> FreeBSD wserver.********.com 7.0-RELEASE-p3 FreeBSD 7.0-RELEASE-p3 #0: Wed
>> Sep 17 13:30:46 MDT 2008
>> root at wserver.*********.com:/usr/obj/usr/src/sys/MOD amd64
>> Google returns results mostly for versions 4.x and 5.x, but it suggest 2
>> main things:
>> test ram, and kernel panic troubleshooting.
>> Is there a way to test the ram without removing it from the machine and
>> leave the machine functioning. I've used memtest 86 before, but obviously
>> the machine has to be offline for this test.
>> However, I'm a little unsure of the instructions in the handbook on
>> troubleshooting. namely, it talks about using the nm command, but I can't
>> figure out the data file to give it as an argument, and second I'm unsure
>> about using a debugging Kernel on a production server. I have heard that It
>> will significantly slow down a machine.
>> Any help or suggestions would be greatly appreciated.
> Can anybody make any suggestions, or is there a better list to take this
> question to?
Sorry mate, I really don't think you're going to have any luck. Memory
testing requires access to parts of memory that the kernel's currently
munching on. Run memtest86, or yank a few sticks and run it in another
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