[petsc-users] MatPtAPNumeric_MPIAIJ_MPIAIJ_scalable

[Fande Kong]

Hi All,

I was wondering how much memory is required to get PtAP done? Do you have
any simple formula to this? So that I can have an  estimate.


Fande,


[132]PETSC ERROR: --------------------- Error Message
--------------------------------------------------------------
[132]PETSC ERROR: Out of memory. This could be due to allocating
[132]PETSC ERROR: too large an object or bleeding by not properly
[132]PETSC ERROR: destroying unneeded objects.
[132]PETSC ERROR: Memory allocated 0 Memory used by process 3249920
[132]PETSC ERROR: Try running with -malloc_dump or -malloc_log for info.
[132]PETSC ERROR: Memory requested 89148704
[132]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
for trouble shooting.
[132]PETSC ERROR: Petsc Release Version 3.9.4, unknown
[132]PETSC ERROR: ../../rattlesnake-opt on a arch-theta-avx512-64-opt named
nid03830 by fdkong Fri Sep 28 22:43:45 2018
[132]PETSC ERROR: Configure options --LIBS=-lstdc++
--known-64-bit-blas-indices=0 --known-bits-per-byte=8
--known-has-attribute-aligned=1 --known-level1-dcache-assoc=8
--known-level1-dcache-linesize=64 --known-level1-dcache-size=32768
--known-memcmp-ok=1 --known-mklspblas-supports-zero-based=0
--known-mpi-c-double-complex=1 --known-mpi-int64_t=1
--known-mpi-long-double=1 --known-mpi-shared-libraries=0
--known-sdot-returns-double=0 --known-sizeof-MPI_Comm=4
--known-sizeof-MPI_Fint=4 --known-sizeof-char=1 --known-sizeof-double=8
--known-sizeof-float=4 --known-sizeof-int=4 --known-sizeof-long-long=8
--known-sizeof-long=8 --known-sizeof-short=2 --known-sizeof-size_t=8
--known-sizeof-void-p=8 --known-snrm2-returns-double=0 --with-batch=1
--with-blaslapack-lib="-mkl
-L/opt/intel/compilers_and_libraries_2018.0.128/linux/mkl/lib/intel64"
--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-hdf5=0 --with-memalign=64
--with-mpiexec=aprun --with-shared-libraries=0 --download-metis=1
--download-parmetis=1 --download-superlu_dist=1 --download-hypre=1
--download-ptscotch=1 COPTFLAGS="-O3 -xMIC-AVX512" CXXOPTFLAGS="-O3
-xMIC-AVX512" FOPTFLAGS="-O3 -xMIC-AVX512"
PETSC_ARCH=arch-theta-avx512-64-opt --with-64-bit-indices=1
[132]PETSC ERROR: #1 PetscSegBufferCreate() line 64 in
/gpfs/mira-home/fdkong/petsc/src/sys/utils/segbuffer.c
[132]PETSC ERROR: #2 PetscSegBufferCreate() line 64 in
/gpfs/mira-home/fdkong/petsc/src/sys/utils/segbuffer.c
[132]PETSC ERROR: #3 PetscSegBufferExtractInPlace() line 227 in
/gpfs/mira-home/fdkong/petsc/src/sys/utils/segbuffer.c
[132]PETSC ERROR: #4 MatStashScatterBegin_BTS() line 854 in
/gpfs/mira-home/fdkong/petsc/src/mat/utils/matstash.c
[132]PETSC ERROR: #5 MatStashScatterBegin_Private() line 461 in
/gpfs/mira-home/fdkong/petsc/src/mat/utils/matstash.c
[132]PETSC ERROR: #6 MatAssemblyBegin_MPIAIJ() line 683 in
/gpfs/mira-home/fdkong/petsc/src/mat/impls/aij/mpi/mpiaij.c
[132]PETSC ERROR: #7 MatAssemblyBegin() line 5158 in
/gpfs/mira-home/fdkong/petsc/src/mat/interface/matrix.c
[132]PETSC ERROR: #8 MatPtAPNumeric_MPIAIJ_MPIAIJ_scalable() line 262 in
/gpfs/mira-home/fdkong/petsc/src/mat/impls/aij/mpi/mpiptap.c
[132]PETSC ERROR: #9 MatPtAP_MPIAIJ_MPIAIJ() line 172 in
/gpfs/mira-home/fdkong/petsc/src/mat/impls/aij/mpi/mpiptap.c
[132]PETSC ERROR: #10 MatPtAP() line 9182 in
/gpfs/mira-home/fdkong/petsc/src/mat/interface/matrix.c
[132]PETSC ERROR: #11 MatGalerkin() line 10615 in
/gpfs/mira-home/fdkong/petsc/src/mat/interface/matrix.c
[132]PETSC ERROR: #12 PCSetUp_MG() line 730 in
/gpfs/mira-home/fdkong/petsc/src/ksp/pc/impls/mg/mg.c
[132]PETSC ERROR: #13 PCSetUp_HMG() line 336 in
/gpfs/mira-home/fdkong/petsc/src/ksp/pc/impls/hmg/hmg.c
[132]PETSC ERROR: #14 PCSetUp() line 923 in
/gpfs/mira-home/fdkong/petsc/src/ksp/pc/interface/precon.c
[132]PETSC ERROR: #15 KSPSetUp() line 381 in
/gpfs/mira-home/fdkong/petsc/src/ksp/ksp/interface/itfunc.c
[136]PETSC ERROR: --------------------- Error Message
----------------------------------------------------------
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20180928/404f6dd4/attachment.html>