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]PETSCERROR: 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]PETSCERROR: 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 -- F?bio Leite Soares Undergraduate Student of Computing Engineering Centro de Inform?tica - UFPE - BRAZIL -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20090917/b1f5bfcb/attachment.html>
