On Wed, Jun 13, 2012 at 1:46 AM, behzad baghapour < behzad.baghapour at gmail.com> wrote:
> You are right! I do calculate the Jacobian and Preconditioning matrice in > FormJacobian function with Mat context. When I used "-snes_mf_operator" I > received the error: > Right, you only want to assemble the preconditioning matrix if you use MF. Matt > [0]PETSC ERROR: --------------------- Error Message > ------------------------------------ > [0]PETSC ERROR: No support for this operation for this object type! > [0]PETSC ERROR: Mat type mffd! > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: Petsc Release Version 3.2.0, Patch 3, Fri Sep 30 10:28:33 > CDT 2011 > [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: ./code on a linux-gnu named behzad-desktop by behzad Tue > Jun 12 22:01:48 2012 > [0]PETSC ERROR: Libraries linked from > /home/behzad/softs/petsc/linux-gnu-cxx-debug/lib > [0]PETSC ERROR: Configure run at Sat Dec 17 10:21:01 2011 > [0]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-f2cblaslapack=1 --download-mpich=1 --download-hypre > --download-parms --with-clanguage=cxx -with-debugging=no > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: MatZeroEntries() line 5186 in src/mat/interface/matrix.c > [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/faq.html#valgrind[0]PETSCERROR: > or try > http://valgrind.org on GNU/linux and Apple Mac OS X to find memory > corruption errors > [0]PETSC ERROR: configure using --with-debugging=yes, recompile, link, and > run > [0]PETSC ERROR: to get more information on the crash. > [0]PETSC ERROR: --------------------- Error Message > ------------------------------------ > [0]PETSC ERROR: Signal received! > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: Petsc Release Version 3.2.0, Patch 3, Fri Sep 30 10:28:33 > CDT 2011 > [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: ./code on a linux-gnu named behzad-desktop by behzad Tue > Jun 12 22:01:48 2012 > [0]PETSC ERROR: Libraries linked from > /home/behzad/softs/petsc/linux-gnu-cxx-debug/lib > [0]PETSC ERROR: Configure run at Sat Dec 17 10:21:01 2011 > [0]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-f2cblaslapack=1 --download-mpich=1 --download-hypre > --download-parms --with-clanguage=cxx -with-debugging=no > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: User provided function() line 0 in unknown directory > unknown file > application called MPI_Abort(MPI_COMM_WORLD, 59) - process 0 > [cli_0]: aborting job: > application called MPI_Abort(MPI_COMM_WORLD, 59) - process 0 > make: [run] Error 59 (ignored) > > > > On Tue, Jun 12, 2012 at 8:47 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote: > >> On Tue, Jun 12, 2012 at 11:12 AM, behzad baghapour < >> behzad.baghapour at gmail.com> wrote: >> >>> Thank you. Now, I received the error which I should change Mat into mffd. >> >> >> *Always* include the entire error message! >> >> You have to assemble a matrix to use most preconditioners. >> > > -- 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 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120613/c28beb39/attachment.html>
