[petsc-users] seg fault with superlu

[Matthew Knepley]

Satish,

This is exactly the same method (pzgssvx) that had a problem before. Do you
remember what happened?

  Thanks,

     Matt

On Wed, Dec 5, 2018 at 8:38 PM Smith, Barry F. via petsc-users <
petsc-users at mcs.anl.gov> wrote:

>
>    I would start with valgrind see if it finds anything. If not and if you
> can provide the code that reproduces the problem we can take a look at it.
>
>     Barry
>
> https://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>
>
>
> > On Dec 5, 2018, at 7:16 PM, Marius Buerkle via petsc-users <
> petsc-users at mcs.anl.gov> wrote:
> >
> > Hi,
> >
> > I get the following error duing MatMatSolve. It works for smaller number
> of processes but if I  increade the number pf processes used it crashes.
> >
> > [25]PETSC ERROR:
> ------------------------------------------------------------------------
> > [25]PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation,
> probably memory access out of range
> > [25]PETSC ERROR: Try option -start_in_debugger or
> -on_error_attach_debugger
> > [25]PETSC ERROR: or see
> http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
> > [25]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac
> OS X to find memory corruption errors
> > [25]PETSC ERROR: likely location of problem given in stack below
> > [25]PETSC ERROR: ---------------------  Stack Frames
> ------------------------------------
> > [25]PETSC ERROR: Note: The EXACT line numbers in the stack are not
> available,
> > [25]PETSC ERROR:       INSTEAD the line number of the start of the
> function
> > [25]PETSC ERROR:       is given.
> > [25]PETSC ERROR: [25] SuperLU_DIST:pzgssvx line 236
> /home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
> > [25]PETSC ERROR: [25] MatMatSolve_SuperLU_DIST line 200
> /home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
> > [25]PETSC ERROR: [25] MatMatSolve line 3396
> /home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/src/mat/interface/matrix.c
> > [25]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> > [25]PETSC ERROR: Signal received
> > [25]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> > [25]PETSC ERROR: Petsc Development GIT revision: v3.10.2-723-g2a65a22
> GIT Date: 2018-11-25 07:45:29 +0100
> > [25]PETSC ERROR:
> /home/cdfmat_marius/prog/transomat_latest_test4/transomat on a  named a003
> by cdfmat_marius Thu Dec  6 10:12:23 2018
> > [25]PETSC ERROR: Configure options
> --prefix=/home/cdfmat_marius/prog/petsc/master_gcc_local_debug
> --with-64-bit-indices=0 --CC=mpicc --COPTFLAGS="-O0 -mtune=generic -g
> -std=c11 " --CXX=mpicxx --CXXOPTFLAGS="-O0 -mtune=generic -g -std=c++11 "
> --FC=mpif90 --FOPTFLAGS="-O0 -mtune=generic -g -fbacktrace -g "
> --with-mpi=1 --with-x=0
> --download-parmetis=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/git.parmetis.tar.gz
> --download-metis=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/git.metis.tar.gz
> --with-blaslapack-lib="
> -L/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl/lib/intel64
> -Wl,--no-as-needed -lmkl_scalapack_lp64 -lmkl_intel_lp64 -lmkl_sequential
> -lmkl_core -lmkl_blacs_openmpi_lp64 -lpthread -lm -ldl "
> --with-scalapack-lib="
> -L/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl/lib/intel64
> -Wl,--no-as-needed -lmkl_scalapack_lp64 -lmkl_intel_lp64 -lmkl_sequential
> -lmkl_core -lmkl_blacs_openmpi_lp64 -lpthread -lm -ldl "
> --download-pastix=no
> --download-superlu_dist=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/git.superlu_dist.tar.gz
> --download-superlu_dist-commit=HEAD
> --download-hwloc=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/hwloc-1.11.1.tar.gz
> --download-sowing=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/git.sowing.tar.gz
> --with-mkl_pardiso-dir=/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl
> --with-openmp=0 --with-pthread=0
> --download-elemental=/home/cdfmat_marius/prog/petsc/master_build_gcc_local/petsc/externalpackages/git.elemental.tar.gz
> --download-elemental-commit=HEAD
> --with-mkl_cpardiso-dir=/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl
> --with-mkl_sparse_optimize-dir=/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl
> --with-mkl_sparse_sp2m-dir=/home/cdfmat_marius/intel/compilers_and_libraries_2019.1.144/linux/mkl
> --with-cxx-dialect=c++11 --with-scalar-type=complex --with-debugging=1
> >
> > bestm
> > marius
>
>

-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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