RE: [FLASH-USERS] FW: 3D RM Problem

Shuang, without more information, it is difficult to determine what the
problem is. Does this only happen with this one setup? What modules are
you using? are there any changes you've made to the source (besides your
problem setup)?

Mike

------------------------------------------------------------------------------
Michael Zingale
UCO/Lick Observatory
UCSC
Santa Cruz, CA 95064

phone: (831) 459-5246
fax: (831) 459-5265
e-mail: zingale@ucolick.org
web: http://www.ucolick.org/~zingale

On Mon, 28 Apr 2003, Shuang Zhang wrote:

> Hi Mike:
>
> Thanks for your quick hint. However, when I type in
>
> "gdb -c core", it gives me:
>
> "/teal/caip3/zhang/FLASH2.1/setups/rm_3d/core" is not a
> core dump: File format not recognized
>
> Although it says in stderr there is a core dumped. Any
> suggestions? As a reminder, our machine has a LSF queueing
> system and "uname" gives:
>
> SunOS teal.rutgers.edu 5.7 Generic_106541-23 sun4u sparc SUNW,
> Ultra-Enterprise-10000
>
> Best
>
> -shuang
>
> -----Original Message-----
> From: owner-flash-users@flash.uchicago.edu
> [mailto:owner-flash-users@flash.uchicago.edu]On Behalf Of Mike Zingale
> Sent: Friday, April 25, 2003 5:20 PM
> To: Shuang Zhang
> Cc: flash-users@flash.uchicago.edu
> Subject: Re: [FLASH-USERS] FW: 3D RM Problem
>
>
> Shuang, according to your stderr log, you are getting a core dump from one
> of the processors -- have you tried looking at a stack trace from the core
> file to see where it is crashing? It is not clear what the problem is
> from the files you've attached, but it is possible that some error
> messages are buffered and not being properly written out when that
> processor crashes.
>
> Mike
>
>
>
> On Fri, 25 Apr 2003, Shuang Zhang wrote:
>
> > Hi:
> >
> > My 3D Richtmyer-Meshkov simulation stopped with no error symptom
> > in the log and output files. I doubt it is a memory overflow
> > on the SUN E10K (32CPU, 16GB RAM). But according to my
> > previous experience there should be a notice in the log files.
> >
> > The same thing happened on a 72GB RAM SUN system.
> >
> > The early data dumpped out looks fine.
> >
> > Attached the init, output and log files. Any clue?
> >
> > Thanks much for your attention and help.
> >
> > -Shuang Zhang
> > Vizlab, Rutgers University
>
Received on Mon Apr 28 18:46:19 2003