I'm getting the following error with some code, running on a serial machine with, i think, 3 gigs of memory. Is there anyway to circumvent this error by being clever, or do I really need to go to a distributed memory machine?
-gideon Out of memory trying to allocate 112032952 bytes [0]PETSC ERROR: ------------------------------------------------------------------------ [0]PETSC ERROR: Caught signal number 10 BUS: Bus Error, possibly illegal memory access [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]PETSC ERROR: 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] PCSetUp_HYPRE line 95 src/ksp/pc/impls/hypre/hypre.c [0]PETSC ERROR: [0] PCSetUp line 764 src/ksp/pc/interface/precon.c [0]PETSC ERROR: [0] KSPSetUp line 183 src/ksp/ksp/interface/itfunc.c [0]PETSC ERROR: [0] KSPSolve line 305 src/ksp/ksp/interface/itfunc.c [0]PETSC ERROR: --------------------- Error Message ------------------------------------ [0]PETSC ERROR: Signal received! [0]PETSC ERROR: ------------------------------------------------------------------------ [0]PETSC ERROR: Petsc Release Version 2.3.3, Patch 8, Fri Nov 16 17:03:40 CST 2007 HG revision: 414581156e67e55c761739b0deb119f7590d0f4b [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: ./bulk3d on a darwin8.1 named valkyrie.appmath.columbia.edu by gideon Wed Mar 5 15:53:26 2008 [0]PETSC ERROR: Libraries linked from /Users/gideon/software/ petsc-2.3.3-p8/lib/darwin8.11.1-cxx-debug [0]PETSC ERROR: Configure run at Thu Jan 10 11:00:45 2008 [0]PETSC ERROR: Configure options --with-clanguage=cxx --with-mpi-dir=/ Users/gideon/software --with-mpi-shared=1 --with-x11 --download- hypre=1 --with-hypre=1 --download-umfpack=1 --with-umfpack=1 --with- shared=1 --with-dynamic=1 [0]PETSC ERROR: ------------------------------------------------------------------------ [0]PETSC ERROR: User provided function() line 0 in unknown directory unknown file
