[petsc-users] memory crash with optimized petsc

[Fande Kong]

This was not complete. The complete result is attached.


On Mon, Jun 3, 2013 at 9:56 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> Fande Kong <fande.kong at colorado.edu> writes:
>
> > Thanks Jed，
> >
> > I run code with options: -malloc_debug and  -malloc_dump and get the
> > following results:
> >
> > [0]Total space allocated 217984 bytes
> > [ 0]16 bytes PetscStrallocpy() line 186 in
> > /home/fdkong/math/petsc-3.3-p7/src/sys/utils/str.c
> >       [0]  PetscObjectChangeTypeName() line 129 in
> > /home/fdkong/math/petsc-3.3-p7/src/sys/objects/pname.c
> >       [0]  ISSetType() line 77 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/interface/isreg.c
> >       [0]  ISCreateGeneral() line 437 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/impls/general/general.c
> >       [0]  SpmcsDMMeshGetStratumIS() line 1375 in spmcsdmmesh.cpp
> >       [0]  ComputeMatrix() line 279 in linearElasticity3d.cpp
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  PCSetUp() line 810 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/pc/interface/precon.c
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  KSPSetFromOptions() line 284 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itcl.c
> > [ 0]32 bytes ISCreate_General() line 516 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/impls/general/general.c
> >       [0]  ISSetType() line 77 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/interface/isreg.c
> >       [0]  ISCreateGeneral() line 437 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/impls/general/general.c
> >       [0]  SpmcsDMMeshGetStratumIS() line 1375 in spmcsdmmesh.cpp
> >       [0]  ComputeMatrix() line 279 in linearElasticity3d.cpp
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  PCSetUp() line 810 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/pc/interface/precon.c
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  KSPSetFromOptions() line 284 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itcl.c
> > [ 0]128 bytes ISCreate() line 43 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/interface/isreg.c
> >       [0]  ISCreateGeneral() line 437 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/impls/general/general.c
> >       [0]  SpmcsDMMeshGetStratumIS() line 1375 in spmcsdmmesh.cpp
> >       [0]  ComputeMatrix() line 279 in linearElasticity3d.cpp
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  PCSetUp() line 810 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/pc/interface/precon.c
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  KSPSetFromOptions() line 284 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itcl.c
> > [ 0]64 bytes ISCreate() line 43 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/interface/isreg.c
> >       [0]  ISCreateGeneral() line 437 in
> > /home/fdkong/math/petsc-3.3-p7/src/vec/is/impls/general/general.c
> >       [0]  SpmcsDMMeshGetStratumIS() line 1375 in spmcsdmmesh.cpp
> >       [0]  ComputeMatrix() line 279 in linearElasticity3d.cpp
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >       [0]  PCSetUp() line 810 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/pc/interface/precon.c
> >       [0]  KSPSetUp() line 182 in
> > /home/fdkong/math/petsc-3.3-p7/src/ksp/ksp/interface/itfunc.c
> >
> > Whether it means that I malloced some objects and then I did not free
> them?
> > Or something else? Or it is normal?
>
> Is this the complete output or was there more?  This indicates that an
> index set (IS) was not freed.  Note that index sets are
> reference-counted and normally referenced from a few places.
>
>


-- 
Fande Kong
Department of Computer Science
University of Colorado at Boulder
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