[petsc-users] How to understand these error messages

[Fande Kong]

These messages come from MatStashScatterGetMesg_Private() line 632 in
/src/mat/utilsmatstash.c. I do not send values. I just try to
use MatAssemblyEnd/begin() to assembly stiffness matrix.


On Fri, Jun 21, 2013 at 1:02 PM, Matthew Knepley <knepley at gmail.com> wrote:

> On Fri, Jun 21, 2013 at 5:16 AM, Fande Kong <fd.kong at siat.ac.cn> wrote:
>
>> Hi all,
>>
>> How to understand this error message? Some things about mpi or something
>> else?
>>
>
> This says that you are trying to send values to a negative MPI rank. This
> has to be a
> memory overwrite somewhere in your code I think.
>
>    Matt
>
>
>> [3229]PETSC ERROR: --------------------- Error Message
>> ------------------------------------
>> [3229]PETSC ERROR: Petsc has generated inconsistent data!
>> [3229]PETSC ERROR: Negative MPI source!!
>> [3229]PETSC ERROR:
>> ------------------------------------------------------------------------
>> [3229]PETSC ERROR: Petsc Release Version 3.4.1, unknown
>> [3229]PETSC ERROR: See docs/changes/index.html for recent updates.
>> [3229]PETSC ERROR: See docs/faq.html for hints about trouble shooting.
>> [3229]PETSC ERROR: See docs/index.html for manual pages.
>> [3229]PETSC ERROR:
>> ------------------------------------------------------------------------
>> [3229]PETSC ERROR: ./linearElasticity on a arch-linux2-cxx-opt named
>> ys0850 by fandek Thu Jun 20 07:41:52 2013
>> [3229]PETSC ERROR: Libraries linked from
>> /glade/p/work/fandek/petsc/arch-linux2-cxx-opt/lib
>> [3229]PETSC ERROR: Configure run at Thu Jun 20 06:23:01 2013
>> [3229]PETSC ERROR: Configure options --with-valgrind=1
>> --with-clanguage=cxx --with-shared-libraries=1 --with-dynamic-loading=1
>> --download-f-blas-lapack=1 --with-mpi=1 --download-parmetis=1
>> --download-metis=1 --with-64-bit-indices=1 --download-netcdf=1
>> --download-exodusii=1 --download-ptscotch=1 --download-hdf5=1
>> --with-debugging=no
>> [3229]PETSC ERROR:
>> ------------------------------------------------------------------------
>> [3229]PETSC ERROR: MatStashScatterGetMesg_Private() line 632 in
>> /src/mat/utilsmatstash.c
>> [3229]PETSC ERROR: MatAssemblyEnd_MPIAIJ() line 676 in
>> /src/mat/impls/aij/mpimpiaij.c
>> [3229]PETSC ERROR: MatAssemblyEnd() line 4939 in
>> /src/mat/interfacematrix.c
>> [3229]PETSC ERROR: SpmcsDMMeshCreatVertexMatrix() line 65 in
>> meshreorder.cpp
>> [3229]PETSC ERROR: SpmcsDMMeshReOrderingMeshPoints() line 125 in
>> meshreorder.cpp
>> [3229]PETSC ERROR: CreateProblem() line 59 in preProcessSetUp.cpp
>> [3229]PETSC ERROR: DMmeshInitialize() line 76 in mgInitialize.cpp
>>
>>
>> The details of the messages are attached. And log files for configure and
>> make are also attached.
>>
>> Regards,
>> --
>> Fande Kong
>> ShenZhen Institutes of Advanced Technology
>> Chinese Academy of Sciences
>>
>
>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>



-- 
Fande Kong
ShenZhen Institutes of Advanced Technology
Chinese Academy of Sciences
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