[petsc-users] issues with sparse direct solvers

Tue Aug 25 15:54:59 CDT 2015

running with  -mat_mumps_icntl_7 4 got it to run on problems that it couldn’t do before, thanks.  How should I understand how this choice of flag is impacting whether or not it stalls?  
-gideon

> On Aug 25, 2015, at 4:35 PM, Hong <hzhang at mcs.anl.gov> wrote:
> 
> Gideon :
> 
> I ran with that flag because, while solving a SNES with MUMPS, the code would just sit there as though it had died, and never seem to recover.  I tried using that flag just to determine where it had stalled, which was at the "ordering based on METIS” bit.
>  
> If you suspect  METIS/ParMetis hangs,
> then turn to other sequential matrix orderings, e.g., 
> ' -mat_mumps_icntl_29 0 -mat_mumps_icntl_7 2', which I found the most robust ordering.
> Run your code with '-help |grep mumps', it will display mumps options.
> 
> Hong
>  
> 
> -gideon
> 
>> On Aug 25, 2015, at 12:24 PM, Hong <hzhang at mcs.anl.gov <mailto:hzhang at mcs.anl.gov>> wrote:
>> 
>> Gideon:
>> -mat_mumps_icntl_4 <0>: ICNTL(4): level of printing (0 to 4) (None)
>> This is for algorithmic diagnosis, not for regular runs. Use default '0' for it.
>> 
>> Hong
>> 
>> On Tue, Aug 25, 2015 at 9:06 AM, Gideon Simpson <gideon.simpson at gmail.com <mailto:gideon.simpson at gmail.com>> wrote:
>> Regarding the MUMPS issue, I’m not sure if this is useful, but when I run with the mumps flags  -mat_mumps_icntl_4 4, to see the progress, it hangs at this point:
>> 
>> 
>>  ... Structural symmetry (in percent)=   75
>>  Density: NBdense, Average, Median   =    2    9    7
>>  Ordering based on METIS
>> 
>> -gideon
>> 
>> > On Aug 22, 2015, at 5:12 PM, Barry Smith <bsmith at mcs.anl.gov <mailto:bsmith at mcs.anl.gov>> wrote:
>> >
>> >
>> >> On Aug 22, 2015, at 4:04 PM, Gideon Simpson <gideon.simpson at gmail.com <mailto: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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [3]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [6]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [7]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [0]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [1]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [2]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [4]PETSC ERROR: or try http://valgrind.org <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 <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 <http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind>
>> >> [5]PETSC ERROR: or try http://valgrind.org <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 <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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