[mpich-discuss] MPICH-related runtime error

[Anthony Chan]

Can you try mpich2-1.2.1 to see if the problem remains ?

A.Chan
----- "Judy Karpen" <judy.karpen at nasa.gov> wrote:

> Hi,
> I am running MPICH2v1.2 on a Mac with OS10.5.8 and the Intel Fortran 
> 
> compiler. I am trying to run a 1D hydro-AMR code that requires MPI  
> although it only runs on a single processor (for reasons that are not 
> 
> relevant here). It compiled OK, but I am getting the following error 
> 
> when it runs:
> 
> > Assertion failed in file /Users/jtk/Downloads/mpich2-1.2/src/mpi/ 
> > coll/helper_fns.c at line 337: 0
> > memcpy argument memory ranges overlap, dst_=0x100802730  
> > src_=0x100802730 len_=4
> >
> > internal ABORT - process 0
> > rank 0 in job 8  gs67-hsdjkmac.gsfc.nasa.gov_63272   caused  
> > collective abort of all ranks
> >   exit status of rank 0: killed by signal 9
> 
> I tracked down the code subroutine where it is dying, and determined 
> 
> that it is calling the helper_fns.c program (which is part of the  
> MPICH library) when an MPI send/receive is invoked. Unfortunately I am
>  
> only a Fortran programmer not C, so the error message isn't telling me
>  
> much. If anyone has an idea of what could cause such an error, please 
> 
> let me know. Thanks for your help!
> 
> 
> Judy Karpen
> Code 674
> NASA/Goddard Space Flight Center
> Greenbelt, MD 20771
> email: judy.karpen at nasa.gov
> 
> "For every problem there is one solution that is simple, neat, and  
> wrong" -- H.L. Mencken
> 
> 
> 
> 
> 
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