[ale] server crash

James P. Kinney III jkinney at localnetsolutions.com
Mon Nov 17 12:13:27 EST 2003


On Mon, 2003-11-17 at 12:04, Chris Coleman wrote:
> Whether or not core dump files will be created is determined by the ulimit command in /etc/profile. In RH9 it appears the core files are disabled by default. The command used in /etc/profile is ulimit -S -c 0 > /dev/null 2>&1. By changing 0 to a size or the keyword unlimited should create a dump file. This dump file should survive a system reboot.
> 

Fantastic!! These are Suse systems so I'll tread carefully in the Docs.
> 
> Chris Coleman
> 
> -----Original Message-----
> From: Keith Hopkins [mailto:hne at hopnet.net]
> Sent: Monday, November 17, 2003 11:45 AM
> To: Atlanta Linux Enthusiasts
> Subject: Re: [ale] server crash
> 
> 
> James P. Kinney III wrote:
> > On Mon, 2003-11-17 at 09:57, Stuffed Crust wrote:
> > 
> >>On Mon, Nov 17, 2003 at 09:58:26AM -0500, Jeff Hubbs wrote:
> >>
> >>>Speaking only academically, I don't see how it could!
> >>>
> >>>On Mon, 2003-11-17 at 09:32, James P. Kinney III wrote:
> >>>
> >>>>When a linux box drops core into /proc/kcore, will that file survive a
> >>>>reboot? I was _looking_ at /proc when the coredump happened!
> >>
> >>/proc/kcore is a "live" image of the kernel, in the form of a coredump 
> >>file.  It's used in conjuction with gdb to debug a running system.
> >>
> >>The file isn't preserved across reboots, it's simply always there. :)
> > 
> > arrggghhhh!
> > I really needed that core file to try and decode the what is happening.
> > This machine has a history of being cranky. There is a kernel patch for
> > making tombstones but it is not available for the kernel version being
> > used.
> > 
> 
> Have you considered something like the Kernel State Tracer http://sourceforge.net/projects/lkst/ or,
> ( Core Dumps http://oss.missioncriticallinux.com/projects/mcore/ or Crash Dumps http://oss.sgi.com/projects/lkcd/ ) and Core Analysis http://oss.missioncriticallinux.com/projects/crash/
-- 
James P. Kinney III          \Changing the mobile computing world/
CEO & Director of Engineering \          one Linux user         /
Local Net Solutions,LLC        \           at a time.          /
770-493-8244                    \.___________________________./
http://www.localnetsolutions.com

GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics)
<jkinney at localnetsolutions.com>
Fingerprint = 3C9E 6366 54FC A3FE BA4D 0659 6190 ADC3 829C 6CA7
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