[petsc-users] issues with sparse direct solvers
Barry Smith
bsmith at mcs.anl.gov
Sat Aug 22 16:22:33 CDT 2015
> On Aug 22, 2015, at 4:16 PM, Gideon Simpson <gideon.simpson at gmail.com> wrote:
>
> Thanks Barry, I’ll take a look at debugging. I’m also going to try petsc 3.6, since that has a newer MUMPS build.
>
> Regarding the SuperLU bugs, are they bad enough hat I should distrust output even when errors were not generated?
In my experience and what I've see no. It either crashes or runs correctly. But you can always check the residual after the solution
>
>
> -gideon
>
>> On Aug 22, 2015, at 5:12 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:
>>
>>
>>> On Aug 22, 2015, at 4:04 PM, Gideon Simpson <gideon.simpson at gmail.com> wrote:
>>>
>>> I’m having issues with both SuperLU dist and MUMPS, as compiled by PETsc, in the following sense:
>>>
>>> 1. For large enough systems, which seems to vary depending on which computer I’m on, MUMPS seems to just die and never start, when it’s used as the linear solver within a SNES. There’s no error message, it just sits there and doesn’t do anything.
>>
>> You will need to use a debugger to figure out where it is "hanging"; we haven't heard reports about this.
>>>
>>> 2. When running with SuperLU dist, I got the following error, with no further information:
>>
>> The last release of SuperLU_DIST had some pretty nasty bugs, memory corruption that caused crashes etc. We think they are now fixed if you use the maint branch of the PETSc repository and --download-superlu_dist If you stick with the PETSc release and SuperLU_Dist you are using you will keep seeing these crashes
>>
>> Barry
>>
>>
>>>
>>> [3]PETSC ERROR: ------------------------------------------------------------------------
>>> [3]PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation, probably memory access out of range
>>> [3]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [3]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [3]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [3]PETSC ERROR: likely location of problem given in stack below
>>> [3]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [3]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [3]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [3]PETSC ERROR: is given.
>>> [3]PETSC ERROR: [3] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [3]PETSC ERROR: [3] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [3]PETSC ERROR: [3] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [3]PETSC ERROR: [3] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [3]PETSC ERROR: [3] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [3]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [3]PETSC ERROR: Signal received
>>> [3]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [3]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [3]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [3]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [3]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> --------------------------------------------------------------------------
>>> MPI_ABORT was invoked on rank 3 in communicator MPI_COMM_WORLD
>>> with errorcode 59.
>>>
>>> NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
>>> You may or may not see output from other processes, depending on
>>> exactly when Open MPI kills them.
>>> --------------------------------------------------------------------------
>>> [proteusi01:14037] 1 more process has sent help message help-mpi-api.txt / mpi-abort
>>> [proteusi01:14037] Set MCA parameter "orte_base_help_aggregate" to 0 to see all help / error messages
>>> [6]PETSC ERROR: ------------------------------------------------------------------------
>>> [6]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [6]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [6]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [6]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [6]PETSC ERROR: likely location of problem given in stack below
>>> [6]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [6]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [6]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [6]PETSC ERROR: is given.
>>> [6]PETSC ERROR: [6] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [6]PETSC ERROR: [6] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [6]PETSC ERROR: [6] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [6]PETSC ERROR: [6] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [6]PETSC ERROR: [6] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [6]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [6]PETSC ERROR: Signal received
>>> [6]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [6]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [6]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [6]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [6]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [7]PETSC ERROR: ------------------------------------------------------------------------
>>> [7]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [7]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [7]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [7]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [7]PETSC ERROR: likely location of problem given in stack below
>>> [7]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [7]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [7]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [7]PETSC ERROR: is given.
>>> [7]PETSC ERROR: [7] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [7]PETSC ERROR: [7] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [7]PETSC ERROR: [7] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [7]PETSC ERROR: [7] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [7]PETSC ERROR: [7] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [7]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [7]PETSC ERROR: Signal received
>>> [7]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [7]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [7]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [7]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [7]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [0]PETSC ERROR: ------------------------------------------------------------------------
>>> [0]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [0]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [0]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [0]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X 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] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [0]PETSC ERROR: [0] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [0]PETSC ERROR: [0] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [0]PETSC ERROR: [0] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [0]PETSC ERROR: [0] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [0]PETSC ERROR: Signal received
>>> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [0]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [0]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [0]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [0]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [1]PETSC ERROR: ------------------------------------------------------------------------
>>> [1]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [1]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [1]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [1]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X 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] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [1]PETSC ERROR: [1] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [1]PETSC ERROR: [1] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [1]PETSC ERROR: [1] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [1]PETSC ERROR: [1] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [1]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [1]PETSC ERROR: Signal received
>>> [1]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [1]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [1]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [1]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [1]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [2]PETSC ERROR: ------------------------------------------------------------------------
>>> [2]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [2]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [2]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [2]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [2]PETSC ERROR: likely location of problem given in stack below
>>> [2]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [2]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [2]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [2]PETSC ERROR: is given.
>>> [2]PETSC ERROR: [2] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [2]PETSC ERROR: [2] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [2]PETSC ERROR: [2] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [2]PETSC ERROR: [2] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [2]PETSC ERROR: [2] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [2]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [2]PETSC ERROR: Signal received
>>> [2]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [2]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [2]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [2]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [2]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [4]PETSC ERROR: ------------------------------------------------------------------------
>>> [4]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [4]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [4]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [4]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [4]PETSC ERROR: likely location of problem given in stack below
>>> [4]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [4]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [4]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [4]PETSC ERROR: is given.
>>> [4]PETSC ERROR: [4] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [4]PETSC ERROR: [4] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [4]PETSC ERROR: [4] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [4]PETSC ERROR: [4] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [4]PETSC ERROR: [4] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [4]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [4]PETSC ERROR: Signal received
>>> [4]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [4]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [4]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [4]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [4]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>> [5]PETSC ERROR: ------------------------------------------------------------------------
>>> [5]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
>>> [5]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
>>> [5]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
>>> [5]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
>>> [5]PETSC ERROR: likely location of problem given in stack below
>>> [5]PETSC ERROR: --------------------- Stack Frames ------------------------------------
>>> [5]PETSC ERROR: Note: The EXACT line numbers in the stack are not available,
>>> [5]PETSC ERROR: INSTEAD the line number of the start of the function
>>> [5]PETSC ERROR: is given.
>>> [5]PETSC ERROR: [5] SuperLU_DIST:pdgssvx line 161 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [5]PETSC ERROR: [5] MatSolve_SuperLU_DIST line 121 /home/simpson/software/petsc-3.5.4/src/mat/impls/aij/mpi/superlu_dist/superlu_dist.c
>>> [5]PETSC ERROR: [5] MatSolve line 3104 /home/simpson/software/petsc-3.5.4/src/mat/interface/matrix.c
>>> [5]PETSC ERROR: [5] PCApply_LU line 194 /home/simpson/software/petsc-3.5.4/src/ksp/pc/impls/factor/lu/lu.c
>>> [5]PETSC ERROR: [5] KSP_PCApplyBAorAB line 258 /home/simpson/software/petsc-3.5.4/include/petsc-private/kspimpl.h
>>> [5]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>> [5]PETSC ERROR: Signal received
>>> [5]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
>>> [5]PETSC ERROR: Petsc Release Version 3.5.4, May, 23, 2015
>>> [5]PETSC ERROR: ./blowup_batch2 on a arch-linux2-c-debug named proteusi01 by simpson Sat Aug 22 17:01:41 2015
>>> [5]PETSC ERROR: Configure options --with-mpi-dir=/mnt/HA/opt/openmpi/intel/64/1.8.1-mlnx-ofed --with-blas-lib=/mnt/HA/opt/blas/gcc/64/20110419/libblas.a --with-lapack-lib=/liblapack.a --download-suitesparse=yes --download-superlu=yes --download-superlu_dist=yes --download-mumps=yes --download-metis=yes --download-parmetis=yes --download-scalapack=yes
>>> [5]PETSC ERROR: #1 User provided function() line 0 in unknown file
>>>
>>> -gideon
>>>
>>>
>>
>
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