[mpich-discuss] I have a question

[sc Deng]

Dear Mr. Chan,

   I will try it according to your instruction. Thank you very much.

On Tue, Sep 21, 2010 at 4:37 PM, Anthony Chan <chan at mcs.anl.gov> wrote:

>
> It appears your fortran code has an illegal access of memory.
> Since you are using intel fortran compiler and assuming you have access
> to the source code, recompile the code with -traceback (and probably -g)
> which will display a backtrace of where segfault occurs.
>
> A.Chan
>
> ----- "sc Deng" <dengsc74.sj at gmail.com> wrote:
>
> > Dear all,
> >
> >   I meet a question in using MPICH2, the error is as follows,
> >
> >
> > TimeStep =    3500  Time = 0.1050E+04
> >   Total E =  85.3849     Pot E =  81.9326     Kin E =  3.45222
> >   Temp = 0.702334E-04 Pressure =-0.789195E-04 Volume =  191110.
> >   Box =  57.7138      57.4711      57.6176
> > forrtl: severe (174): SIGSEGV, segmentation fault occurred
> > Image              PC                Routine            Line
> > Source
> > DEM_Linux.out      000000000046FAE6  Unknown               Unknown
> > Unknown
> >
> > Stack trace terminated abnormally.
> > rank 1 in job 5  fn-148-148_54121   caused collective abort of all
> > ranks
> > exit status of rank 1: killed by signal 9
> >
> >
> > It is a 3D Distinct element code, the error appears after computing
> > 3500
> > time steps, but it is OK for 2D simulation or just 1 processor for
> > 3D.
> > Please let me know if anyone has the corresponding experience. Thank
> > you
> > very much.
> >
> > --
> > Your sincerely,
> > Shouchun Deng
> >
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> > mpich-discuss at mcs.anl.gov
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-- 
Your sincerely,
Shouchun Deng
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