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

Shuang -

Can you try dbx instead of gdb?

Tomek

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On Mon, Apr 28, 2003 at 06:46:04PM -0500, Mike Zingale wrote:
> 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 
> > 
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