Suddenly lots processes exits signal 11 (core dumped)

Robison, Dave david.robison at
Tue Apr 26 18:46:34 UTC 2011

I second the idea that this is a RAM issue.

Power down, ground yourself, remove and re-seat the RAM and see if the 
problem goes away.

On 04/26/2011 07:35, Mikael Bak wrote:
> C. P. Ghost wrote:
>> On Tue, Apr 26, 2011 at 4:02 PM, Mikael Bak<mbak at>  wrote:
>>> Hi list,
>>> I have a system running FreeBSD 7.3. Its main function is running
>>> Postfix SMTP server and a few perl based content filters. Nothing exotic
>>> really.
>>> It has been nicely up and running approx 150 days when it suddenly
>>> starts behaving very strange.
>>> First I noticed a converter script failing. It is basically a small
>>> shell script that converts a quite big file replacing a few words using
>>> sed. The output is mostly damaged.
>>> Another problem is that lots of processes exits signal 11 (core dumped).
>>> And I need to restart them by hand. See dmesg output below.
>>> I know I don't give you guys much to go on. I just want to know it it's
>>> possible to find out somehow if some hardware is failing and must be
>>> changed.
>>> My first thought was overheating. But my collegue went to the site and
>>> he said the hardware is not hot at all.
>> If you didn't update the OS or the apps, it is almost certainly hardware-
>> related. Probably a bad PSU, or bad RAM. The box doesn't have to
>> overheat when one of those are degraded.
> Hi,
> Thanks fot the fast answer!
> The OS is regularly updated with "freebsd-update", but only within 7.3
> version.
> The apps are regularly updated with "portmaster".
> So I can't say nothig's ever changed. But I can only say that this is
> the only machine I've ever seen behave like this.
> TIA,
> Mikael
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Dave Robison
Sales Solution Architect II
FIS Banking Solutions
510/621-2089 (w)
530/518-5194 (c)
510/621-2020 (f)
daver at
david.robison at


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