Core dump problem
 

Hi

On Fri, Oct 05, 2012 at 03:18:54PM +0100, Julien Groselle wrote:
> Hello Debian users,
>
> I want enable core dump on a debian squeeze server.
> So I have downloaded the source code of kernel (2.6.32) and i have activate
> this options :
>
> CONFIG_PROC_VMCORE=y
>
> CONFIG_KEXEC=y
>
> CONFIG_CRASH_DUMP=y
>
> CONFIG_KEXEC_JUMP=y
>
>
> Compilation*was*successful, but i can't use*core dump*because the file /proc/
> vmcore doesn't exist...
>
> But it seems to be*essential to do the trick.
>
>
> Could someone can help me to have core dump active on my server ?

Do you actually want a core dump of the kernel? Not a userland process?

If you are after coredumps of userland processes, check out ulimit (a shell built-in) - e.g.

$ ulimit -c unlimited
$ crashing-program [ args ] ...
$ ls -l core

Hope this helps

--
Karl E. Jorgensen


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Core dump problem
 

Hi,
Just a little up...We really need help on this point.Best regards.---
JG

---------- Forwarded message ----------
From: Julien Groselle <julien.groselle@gmail.com>


Date: 2012/10/5
Subject: Re: Core dump problem
To: "Karl E. Jorgensen" <karl.jorgensen@nice.com>


Hi,*
Thanks for the quick answer !

And no, I really want core dumped my kernel.
In fact, if I have a Kernel Panic, i want have the last*breath*of my server...
To analyse why...
---JG

2012/10/5 Karl E. Jorgensen <karl.jorgensen@nice.com>



Hi



On Fri, Oct 05, 2012 at 03:18:54PM +0100, Julien Groselle wrote:

> Hello Debian users,

>

> I want enable core dump on a debian squeeze server.

> So I have downloaded the source code of kernel (2.6.32) and i have activate

> this options :

>

> CONFIG_PROC_VMCORE=y

>

> CONFIG_KEXEC=y

>

> CONFIG_CRASH_DUMP=y

>

> CONFIG_KEXEC_JUMP=y

>

>

> Compilation*was*successful, but i can't use*core dump*because the file /proc/

> vmcore doesn't exist...

>

> But it seems to be*essential to do the trick.

>

>

> Could someone can help me to have core dump active on my server ?



Do you actually want a core dump of the kernel? *Not a userland process?



If you are after coredumps of userland processes, check out ulimit (a shell built-in) - e.g.



* *$ ulimit -c unlimited

* *$ crashing-program [ args ] ...

* *$ ls -l core



Hope this helps



--

Karl E. Jorgensen





--

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Archive: http://lists.debian.org/20121005143144.GK973@hawking