[petsc-dev] Fwd: no petsc on Edison

Thu Feb 2 10:05:18 CST 2017

On Thu, Feb 2, 2017 at 10:53 AM, Satish Balay <balay at mcs.anl.gov> wrote:

> > [3404]PETSC ERROR: Memory allocated 0 Memory used by process 2537885696
> > [3404]PETSC ERROR: Memory requested 657532760
>
> So the process is currently using 2.5GB - and then made a malloc
> request for 650MB - and this failed?
>

Yep, large but not garbage.

>
> How many 'tasks-per-node' are you using? Perhaps you need to reduce this
> number?
>

Treb has run this job before and I think this code has been touched
recently ... I suggested that Treb try -matmatmult_via scalable

Thanks,

>
> https://www.nersc.gov/users/computational-systems/edison/configuration/
> 64GB/node => 5.3GB/process for tasks-per-node=12 [and 2.6GB/node for
> tasks-per-node=24]
>
> Satish
>
> On Wed, 1 Feb 2017, Mark Adams wrote:
>
> > We are getting this error on Edison. This problem has run before. This is
> > using maint from last week.
> >
> > I recall there are low memory options for mpiptap. I don't think we are
> > using them.
> >
> > Thanks,
> >
> > 3404]PETSC ERROR: --------------------- Error Message
> > --------------------------------------------------------------
> > [3404]PETSC ERROR: Out of memory. This could be due to allocating
> > [3404]PETSC ERROR: too large an object or bleeding by not properly
> > [3404]PETSC ERROR: destroying unneeded objects.
> > [3404]PETSC ERROR: Memory allocated 0 Memory used by process 2537885696
> > <(253)%20788-5696>
> > [3404]PETSC ERROR: Try running with -malloc_dump or -malloc_log for info.
> > [3404]PETSC ERROR: Memory requested 657532760
> > [3404]PETSC ERROR: See http://www.mcs.anl.gov/petsc/
> documentation/faq.html
> > for trouble shooting.
> > [3404]PETSC ERROR: Petsc Release Version 3.7.5, unknown
> > [3404]PETSC ERROR: /tmp/targetExec on a arch-xc30-opt64-intel named
> > nid00713 by u6338 Wed Feb  1 16:15:09 2017
> > [3404]PETSC ERROR: Configure options --COPTFLAGS="-fast -no-ipo"
> > --CXXOPTFLAGS="-fast -no-ipo" --FOPTFLAGS="-fast -no-ipo"
> > --download-parmetis --download-metis --download-hypre --with-ssl=0
> > --with-cc=cc --with-clib-autodetect=0 --with-cxx=CC
> > --with-cxxlib-autodetect=0 --with-debugging=0 --with-fc=ftn
> > --with-fortranlib-autodetect=0 --with-shared-libraries=0 --with-x=0
> > --with-mpiexec=srun LIBS=-lstdc++ --with-64-bit-indices
> > --prefix=/global/homes/m/madams/petsc_install/petsc-xc30-opt64-intel
> > PETSC_ARCH=arch-xc30-opt64-intel PETSC_DIR=/global/homes/m/mada
> > ms/petsc_install/petsc
> > [3404]PETSC ERROR: #1 MatMatMultNumeric_SeqAIJ_SeqAIJ() line 187 in
> > /global/u2/m/madams/petsc_install/petsc/src/mat/impls/
> aij/seq/matmatmult.c
> > [3404]PETSC ERROR: #2 MatMatMultNumeric_SeqAIJ_SeqAIJ() line 187 in
> > /global/u2/m/madams/petsc_install/petsc/src/mat/impls/
> aij/seq/matmatmult.c
> > [3404]PETSC ERROR: #3 MatPtAPNumeric_MPIAIJ_MPIAIJ() line 557 in
> > /global/u2/m/madams/petsc_install/petsc/src/mat/impls/aij/mpi/mpiptap.c
> > [3404]PETSC ERROR: #4 MatPtAP_MPIAIJ_MPIAIJ() line 110 in
> > /global/u2/m/madams/petsc_install/petsc/src/mat/impls/aij/mpi/mpiptap.c
> > [3404]PETSC ERROR: #5 MatPtAP() line 9150 in
> /global/u2/m/madams/petsc_inst
> > all/petsc/src/mat/interface/matrix.c
> > [3404]PETSC ERROR: #6 PCGAMGCreateLevel_GAMG() line 88 in
> > /global/u2/m/madams/petsc_install/petsc/src/ksp/pc/impls/gamg/gamg.c
> > [3404]PETSC ERROR: #7 PCSetUp_GAMG() line 611 in
> > /global/u2/m/madams/petsc_install/petsc/src/ksp/pc/impls/gamg/gamg.c
> > [3404]PETSC ERROR: #8 PCSetUp() line 968 in
> /global/u2/m/madams/petsc_inst
> > all/petsc/src/ksp/pc/interface/precon.c
> > [3404]PETSC ERROR: #9 KSPSetUp() line 390 in
> /global/u2/m/madams/petsc_inst
> > all/petsc/src/ksp/ksp/interface/itfunc.c
> > [3404]PETSC ERROR: #10 KSPSolve() line 599 in
> /global/u2/m/madams/petsc_inst
> > all/petsc/src/ksp/ksp/interface/itfunc.c
> >
> > [3406]PETSC ERROR: --------------------- Error Message
> > --------------------------------------------------------------
> > [3406]PETSC ERROR: Out of memory. This could be due to allocating
> > [3406]PETSC ERROR: too large an object or bleeding by not properly
> > [3406]PETSC ERROR: destroying unneeded objects.
> > [3406]PETSC ERROR: Memory allocated 0 Memory used by process 2603798528
> > <(260)%20379-8528>
> > [3406]PETSC ERROR: Try running with -malloc_dump or -malloc_log for info.
> > [3406]PETSC ERROR: Memory requested 657532760
> > [3406]PETSC ERROR: See http://www.mcs.anl.gov/petsc/
> documentation/faq.html
> > for trouble shooting.
> > [3406]PETSC ERROR: Petsc Release Version 3.7.5, unknown
> > [3406]PETSC ERROR: /tmp/targetExec on a arch-xc30-opt64-intel named
> > nid00713 by u6338 Wed Feb  1 16:15:09 2017
> > [3406]PETSC ERROR: Configure options --COPTFLAGS="-fast -no-ipo"
> > --CXXOPTFLAGS="-fast -no-ipo" --FOPTFLAGS="-fast -no-ipo"
> > --download-parmetis --download-metis --download-hypre --with-ssl=0
> > --with-cc=cc --with-clib-autodetect=0 --with-cxx=CC
> > --with-cxxlib-autodetect=0 --with-debugging=0 --with-fc=ftn
> > --with-fortranlib-autodetect=0 --with-shared-libraries=0 --with-x=0
> > --with-mpiexec=srun LIBS=-lstdc++ --with-64-bit-indices
> > --prefix=/global/homes/m/madams/petsc_install/petsc-xc30-opt64-intel
> > PETSC_ARCH=arch-xc30-opt64-intel
> > PETSC_DIR=/global/homes/m/madams/petsc_[7940]PETSC
> > ERROR: -
> >
>
>
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