out of memory error

[Barry Smith]

   You could run with -start_in_debugger noxterm then type continue to  
see exactly why/where it is
crashing.

    Barry
On Mar 5, 2008, at 6:00 PM, Gideon Simpson wrote:

> 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
>
>
>