MatMatMult_MPIDense_MPIDense() works currently?

Thu Sep 17 14:27:52 CDT 2009

Give us the exact command line you use for ex123 and the error output. Send
to petsc-maint.

  Matt

On Thu, Sep 17, 2009 at 12:37 PM, Fabio Leite Soares <fls2 at cin.ufpe.br>wrote:

> Hi everyone, I have the same problem and I don't know how to fix it.
>
> I need to multiply two mpi dense matrices using the BLAS3 routines. I have
> tried the MatMatMult_MPIDense_MPIDense() function but the console shows this
> message:
>
> [0]PETSC ERROR:
> ------------------------------------------------------------------------
> [0]PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation,
> probably memory access out of range
> [0]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
> [0]PETSC ERROR: or see
> http://www.mcs.anl.gov/petsc/petsc-as/documentation/troubleshooting.html#Signal[0]PETSC<http://www.mcs.anl.gov/petsc/petsc-as/documentation/troubleshooting.html#Signal%5B0%5DPETSC>ERROR: or try
> http://valgrind.org on linux or man libgmalloc on Apple to find memory
> corruption errors
> [0]PETSC ERROR: likely location of problem given in stack below
> [0]PETSC ERROR: ---------------------  Stack Frames
> ------------------------------------
> [0]PETSC ERROR: Note: The EXACT line numbers in the stack are not
> available,
> [0]PETSC ERROR:       INSTEAD the line number of the start of the function
> [0]PETSC ERROR:       is given.
> [0]PETSC ERROR: [0] MatMPIDenseCopyToPlapack line 1028
> src/mat/impls/dense/mpi/mpidense.c
> [0]PETSC ERROR: [0] MatMatMultNumeric_MPIDense_MPIDense line 1078
> src/mat/impls/dense/mpi/mpidense.c
> [0]PETSC ERROR: --------------------- Error Message
> ------------------------------------
> [0]PETSC ERROR: Signal received!
> [0]PETSC ERROR:
> ------------------------------------------------------------------------
> [0]PETSC ERROR: Petsc Release Version 3.0.0, Patch 8, Fri Aug 21 14:02:12
> CDT 2009
> [0]PETSC ERROR: See docs/changes/index.html for recent updates.
> [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting.
> [0]PETSC ERROR: See docs/index.html for manual pages.
> [0]PETSC ERROR:
> ------------------------------------------------------------------------
> [0]PETSC ERROR: ./mult on a linux-gnu named hpcin08 by hpcin Thu Sep 17
> 14:28:28 2009
> [0]PETSC ERROR: Libraries linked from
> /home/hpcin/soft/petsc-3.0.0-p8/linux-gnu-c-debug/lib
> [0]PETSC ERROR: Configure run at Wed Sep 16 17:06:08 2009
> [0]PETSC ERROR: Configure options --download-f-blas-lapack=1
> --download-plapack --with-mpi-dir=/usr/local/bin/mpich2-1.1.1p1
> --with-scalar-type=real --with-precision=double --with-shared=0
> [0]PETSC ERROR: --------------------------[1]PETSC ERROR:
> ------------------------------------------------------------------------
> [1]PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation,
> probably memory access out of range
> [1]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
> [1]PETSC ERROR: or see
> http://www.mcs.anl.gov/petsc/petsc-as/documentation/troubleshooting.html#Signal[1]PETSC<http://www.mcs.anl.gov/petsc/petsc-as/documentation/troubleshooting.html#Signal%5B1%5DPETSC>ERROR: or try
> http://valgrind.org on linux or man libgmalloc on Apple to find memory
> corruption errors
> [1]PETSC ERROR: likely location of problem given in stack below
> [1]PETSC ERROR: ---------------------  Stack Frames
> ------------------------------------
> [1]PETSC ERROR: Note: The EXACT line numbers in the stack are not
> available,
> [1]PETSC ERROR:       INSTEAD the line number of the start of the function
> [1]PETSC ERROR:       is given.
> [1]PETSC ERROR: [1] MatMPIDenseCopyToPlapack line 1028
> src/mat/impls/dense/mpi/mpidense.c
> [1]PETSC ERROR: [1] MatMatMultNumeric_MPIDense_MPIDense line 1078
> src/mat/impls/dense/mpi/mpidense.c
> [1]PETSC ERR----------------------------------------------
> [0]PETSC ERROR: User provided function() line 0 in unknown directory
> unknown file
> application called MPI_Abort(MPI_COMM_WORLD, 59) - process 0
> OR: --------------------- Error Message
> ------------------------------------
> [1]PETSC ERROR: Signal received!
> [1]PETSC ERROR:
> ------------------------------------------------------------------------
> [1]PETSC ERROR: Petsc Release Version 3.0.0, Patch 8, Fri Aug 21 14:02:12
> CDT 2009
> [1]PETSC ERROR: See docs/changes/index.html for recent updates.
> [1]PETSC ERROR: See docs/faq.html for hints about trouble shooting.
> [1]PETSC ERROR: See docs/index.html for manual pages.
> [1]PETSC ERROR:
> ------------------------------------------------------------------------
> [1]PETSC ERROR: ./mult on a linux-gnu named hpcin-desktop by hpcin Thu Sep
> 17 14:28:27 2009
> [1]PETSC ERROR: Libraries linked from
> /home/hpcin/soft/petsc-3.0.0-p8/linux-gnu-c-debug/lib
> [1]PETSC ERROR: Configure run at Tue Sep 15 15:57:39 2009
> [1]PETSC ERROR: Configure options --download-plapack=1
> --download-f-blas-lapack=1 --with-mpi-dir=/usr/local/bin/mpich2-1.1.1p1
> --with-scalar-type=real --with-precision=double --with-shared=0
> [1]PETSC ERROR:
> ------------------------------------------------------------------------
> [1]PETSC ERROR: User provided function() line 0 in unknown directory
> unknown file
> application called MPI_Abort(MPI_COMM_WORLD, 59) - process 1
> rank 1 in job 1  hpcin08_34697   caused collective abort of all ranks
>   exit status of rank 1: return code 59
> rank 0 in job 1  hpcin08_34697   caused collective abort of all ranks
>   exit status of rank 0: return code 59
>
>
> I tried to execute the ex123.c example and I did not succeeded to.
>
> Regards
>
> --
> Fábio Leite Soares
> Undergraduate Student of Computing Engineering
> Centro de Informática - UFPE - BRAZIL
>

-- 
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
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