[petsc-dev] [GPU] Performance of ex19

Keita Teranishi keita at cray.com
Tue Aug 31 10:45:49 CDT 2010


Hi PETSc Developer team,

I have just measured the performance of ex19 program running on Fermi GPU.   I hope it will help you to develop GPU-enabled PETSc further.

Thanks,

Keita

./ex19 -pc_type jacobi -dmmg_nlevels 5 -da_vec_type cuda -da_mat_type aijcuda -log_summary -cuda_synchronize


--- Event Stage 0: Main Stage

PetscBarrier           2 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0

--- Event Stage 1: SetUp

VecSet                 8 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecCUDACopyFrom        8 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
MatMultTranspose       4 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0 58  0  0  0     0
MatAssemblyBegin       9 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
MatAssemblyEnd         9 1.0 3.9999e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0  14  0  0  0  0     0
MatFDColorCreate       5 1.0 1.2000e-02 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0  43  0  0  0  0     0

--- Event Stage 2: Solve

VecDot                 2 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecMDot              980 1.0 5.5599e-01 1.0 2.95e+08 1.0 0.0e+00 0.0e+00 0.0e+00 10 14  0  0  0  39 28  0  0  0   530
VecNorm             1025 1.0 1.2399e-01 1.0 1.95e+07 1.0 0.0e+00 0.0e+00 0.0e+00  2  1  0  0  0   9  2  0  0  0   158
VecScale            1013 1.0 9.9998e-02 1.0 9.73e+06 1.0 0.0e+00 0.0e+00 0.0e+00  2  0  0  0  0   7  1  0  0  0    97
VecCopy              208 1.0 3.9999e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecSet                45 1.0 7.9989e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   1  0  0  0  0     0
VecAXPY              233 1.0 3.9999e-03 1.0 1.68e+06 1.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0   419
VecWAXPY              33 1.0 3.9990e-03 1.0 3.17e+05 1.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0    79
VecMAXPY            1013 1.0 2.9199e-01 1.0 3.14e+08 1.0 0.0e+00 0.0e+00 0.0e+00  5 15  0  0  0  21 30  0  0  0  1074
VecPointwiseMult     988 1.0 9.5995e-02 1.0 9.42e+06 1.0 0.0e+00 0.0e+00 0.0e+00  2  0  0  0  0   7  1  0  0  0    98
VecScatterBegin       13 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecReduceArith         2 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecReduceComm          1 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecCUDACopyTo         24 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
VecCUDACopyFrom       21 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
MatMult             1013 1.0 1.3600e-01 1.0 3.83e+08 1.0 0.0e+00 0.0e+00 0.0e+00  2 18  0  0  0  10 37  0  0  0  2815
MatMultTranspose       8 1.0 3.9999e-03 1.0 1.15e+05 1.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0    29
MatAssemblyBegin      10 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
MatAssemblyEnd        10 1.0 8.0001e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   1  0  0  0  0     0
MatZeroEntries        10 1.0 4.0002e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
MatFDColorApply       10 1.0 8.7998e-02 1.0 1.26e+07 1.0 0.0e+00 0.0e+00 0.0e+00  2  1  0  0  0   6  1  0  0  0   143
MatFDColorFunc       210 1.0 1.2000e-02 1.0 1.15e+07 1.0 0.0e+00 0.0e+00 0.0e+00  0  1  0  0  0   1  1  0  0  0   958
SNESSolve              1 1.0 1.4160e+00 1.0 1.04e+09 1.0 0.0e+00 0.0e+00 0.0e+00 25 50  0  0  0 100100  0  0  0   737
SNESLineSearch         2 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
SNESFunctionEval       3 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
SNESJacobianEval       2 1.0 9.1998e-02 1.0 1.27e+07 1.0 0.0e+00 0.0e+00 0.0e+00  2  1  0  0  0   6  1  0  0  0   138
KSPGMRESOrthog       980 1.0 8.3199e-01 1.0 5.89e+08 1.0 0.0e+00 0.0e+00 0.0e+00 15 28  0  0  0  59 56  0  0  0   708
KSPSetup               2 1.0 0.0000e+00 0.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
KSPSolve               2 1.0 1.3240e+00 1.0 1.03e+09 1.0 0.0e+00 0.0e+00 0.0e+00 23 49  0  0  0  93 99  0  0  0   778
PCSetUp                2 1.0 3.9999e-03 1.0 0.00e+00 0.0 0.0e+00 0.0e+00 0.0e+00  0  0  0  0  0   0  0  0  0  0     0
PCApply              980 1.0 9.5995e-02 1.0 9.41e+06 1.0 0.0e+00 0.0e+00 0.0e+00  2  0  0  0  0   7  1  0  0  0    98
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20100831/cee468ff/attachment.html>


More information about the petsc-dev mailing list