Mark,
It seems you are talking about serial superlu? There is no GPU support in
it. Only superlu_dist has GPU.
But I don't know why there is a crash.
Sherry
On Sat, Apr 18, 2020 at 11:44 AM Mark Adams <mfad...@lbl.gov> wrote:
> Sherry, I did rebase with master this week:
>
> SuperLU:
> Version: 5.2.1
> Includes: -I/ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/include
> Library:
> -Wl,-rpath,/ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib
> -L/ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib -lsuperlu
>
> I see the same thing with a debug build.
>
> If anyone is interested in looking at this, I was also able to see that
> plex/ex10 in my branch, which is a very simple test , also does not crash
> and also does not seem to use GPUs in SuperLU.
>
>
> On Sat, Apr 18, 2020 at 11:46 AM Xiaoye S. Li <x...@lbl.gov> wrote:
>
>> When you install "-download-superlu_dist", that is from 'master' branch?
>>
>> In the error trace, I recognized this:
>>
>> > [h50n09:102287] [ 9] /ccs/home/adams/petsc/arch-
>> summit-opt-gnu-cuda-omp/lib/libsuperlu_dist.so.6(dDestroy_
>> LU+0xc4)[0x20000195aff4]
>>
>> This is to free the L and U data structures at the end of the program.
>>
>> Sherry
>>
>> On Sat, Apr 18, 2020 at 7:24 AM Mark Adams <mfad...@lbl.gov> wrote:
>>
>>> Back to SuperLU + GPUs (adding Sherry)
>>>
>>> I get this error (appended) running 'check', as I said before. It looks
>>> like ex19 is *failing* with CUDA but it is not clear it has anything to
>>> do with SuperLU. I can not find these diagnostics that got printed after
>>> the error in PETSc or SuperLU.
>>>
>>> So this is a problem, but moving on to my code (plex/ex11 in
>>> mark/feature-xgc-interface-rebase-v2, configure script appended). It runs.
>>> I use superlu and GPUs, but they do not seem to be used in SuperLU:
>>>
>>>
>>> ------------------------------------------------------------------------------------------------------------------------
>>> Event Count Time (sec) Flop
>>> --- Global --- --- Stage ---- Total GPU - CpuToGpu - -
>>> GpuToCpu - GPU
>>> Max Ratio Max Ratio Max Ratio Mess AvgLen
>>> Reduct %T %F %M %L %R %T %F %M %L %R Mflop/s Mflop/s Count Size
>>> Count Size %F
>>>
>>> ---------------------------------------------------------------------------------------------------------------------------------------------------------------
>>> ....
>>> MatLUFactorNum 12 1.0 *2.3416e+01* 1.0 0.00e+00 0.0 0.0e+00
>>> 0.0e+00 0.0e+00 31 0 0 0 0 31 0 0 0 0 0 0 *0
>>> 0.00e+00 0 0.00e+00 0*
>>>
>>> No CUDA version. The times are the same and no GPU communication above.
>>> So SuperLU does not seem to be using GPUs.
>>>
>>>
>>> ------------------------------------------------------------------------------------------------------------------------
>>> Event Count Time (sec) Flop
>>> --- Global --- --- Stage ---- Total
>>> Max Ratio Max Ratio Max Ratio Mess AvgLen
>>> Reduct %T %F %M %L %R %T %F %M %L %R Mflop/s
>>>
>>> ------------------------------------------------------------------------------------------------------------------------
>>> ....
>>> MatLUFactorNum 12 1.0 *2.3421e+01* 1.0 0.00e+00 0.0 0.0e+00
>>> 0.0e+00 0.0e+00 5 0 0 0 0 5 0 0 0 0 0
>>>
>>> There are some differences: ex19 use DMDA and I use DMPlex, 'check' is
>>> run in my home directory, where files can not be written, and I run my code
>>> in the project areas.
>>>
>>> The timings are different without superlu so I think superlu is being
>>> used. THis is how I run this (w and w/o -mat_superlu_equil -dm_mat_type
>>> sell)
>>>
>>> jsrun -n 1 -a 1 -c 2 -g 1 ./ex113d_no_cuda -dim 3 -dm_view hdf5:re33d.h5
>>> -vec_view hdf5:re33d.h5::append -test_type spitzer -Ez 0 -petscspace_degree
>>> 2 -mass_petscspace_degree 2 -petscspace_poly_tensor 1
>>> -mass_petscspace_poly_tensor 1 -dm_type p8est -ion_masses 4 -ion_charges 2
>>> -thermal_temps 4,4 -n 1,.5 -n_0 1e20 -ts_monitor -ts_adapt_monitor
>>> -snes_rtol 1.e-6 -snes_stol 1.e-9 -snes_monitor -snes_converged_reason
>>> -snes_max_it 15 -ts_type arkimex -ts_exact_final_time stepover
>>> -ts_arkimex_type 1bee -ts_max_snes_failures -1 -ts_rtol 1e-3 -ts_dt 1e-1
>>> -ts_adapt_clip .25,1.05 -ts_adapt_dt_max 10 -ts_adapt_dt_min 2e-2
>>> -ts_max_time 3200 -ts_max_steps 1 -ts_adapt_scale_solve_failed 0.75
>>> -ts_adapt_time_step_increase_delay 5 -pc_type lu -ksp_type preonly
>>> -amr_levels_max 11 -amr_re_levels 0 -amr_z_refine1 0 -amr_z_refine2 0
>>> -amr_post_refine 0 -domain_radius -.95 -re_radius 4 -z_radius1 8 -z_radius2
>>> .1 -plot_dt .10 -impurity_source_type pulse -pulse_start_time 2600
>>> -pulse_width_time 100 -pulse_rate 1e+0 -t_cold .005 -info :dm,tsadapt:
>>> -sub_thread_block_size 4 -options_left -log_view -pc_factor_mat_solver_type
>>> superlu -mat_superlu_equil -dm_mat_type sell
>>>
>>> So there is a bug in ex19 on SUMMIT and I am not getting GPUs turned on
>>> in SuperLU.
>>> Thoughts?
>>>
>>> Thanks,
>>> Mark
>>>
>>> 09:28 mark/feature-xgc-interface-rebase-v2 *= ~/petsc$ make
>>> PETSC_DIR=/ccs/home/adams/petsc PETSC_ARCH=arch-summit-opt-gnu-cuda-omp
>>> check
>>> Running check examples to verify correct installation
>>> Using PETSC_DIR=/ccs/home/adams/petsc and
>>> PETSC_ARCH=arch-summit-opt-gnu-cuda-omp
>>> C/C++ example src/snes/tutorials/ex19 run successfully with 1 MPI process
>>> C/C++ example src/snes/tutorials/ex19 run successfully with 2 MPI
>>> processes
>>> 2c2,39
>>> < Number of SNES iterations = 2
>>> ---
>>>
>>> *> ex19: cudahook.cc:762: CUresult host_free_callback(void*): Assertion
>>> `cacheNode != __null' failed.*> [h50n09:102287] *** Process received
>>> signal ***
>>> > CUDA version: v 10010
>>> > CUDA Devices:
>>> >
>>> > 0 : Tesla V100-SXM2-16GB 7 0
>>> > Global memory: 16128 mb
>>> > Shared memory: 48 kb
>>> > Constant memory: 64 kb
>>> > Block registers: 65536
>>> >
>>> > [h50n09:102287] Signal: Aborted (6)
>>> > [h50n09:102287] Associated errno: Unknown error 1072693248 (1072693248)
>>> > [h50n09:102287] Signal code: User function (kill, sigsend, abort,
>>> etc.) (0)
>>> > [h50n09:102287] [ 0] [0x2000000504d8]
>>> > [h50n09:102287] [ 1] /lib64/libc.so.6(abort+0x2b4)[0x200021bf2094]
>>> > [h50n09:102287] [ 2] /lib64/libc.so.6(+0x356d4)[0x200021be56d4]
>>> > [h50n09:102287] [ 3]
>>> /lib64/libc.so.6(__assert_fail+0x64)[0x200021be57c4]
>>> > [h50n09:102287] [ 4]
>>> /autofs/nccs-svm1_sw/summit/.swci/1-compute/opt/spack/20180914/linux-rhel7-ppc64le/gcc-6.4.0/spectrum-mpi-10.3.1.2-20200121-awz2q5brde7wgdqqw4ugalrkukeub4eb/container/../lib/libpami_cudahook.so(_Z18host_free_callbackPv+0x2d8)[0x2000000cd2c8]
>>> > [h50n09:102287] [ 5]
>>> /autofs/nccs-svm1_sw/summit/.swci/1-compute/opt/spack/20180914/linux-rhel7-ppc64le/gcc-6.4.0/spectrum-mpi-10.3.1.2-20200121-awz2q5brde7wgdqqw4ugalrkukeub4eb/container/../lib/libpami_cudahook.so(cuMemFreeHost+0xb0)[0x2000000c3cc0]
>>> > [h50n09:102287] [ 6]
>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(+0x42f50)[0x20000ed02f50]
>>> > [h50n09:102287] [ 7]
>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(+0x11db8)[0x20000ecd1db8]
>>> > [h50n09:102287] [ 8]
>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(cudaFreeHost+0x74)[0x20000ed12ea4]
>>> > [h50n09:102287] [ 9]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libsuperlu_dist.so.6(dDestroy_LU+0xc4)[0x20000195aff4]
>>> > [h50n09:102287] [10]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(+0x7cdb70)[0x2000008bdb70]
>>> > [h50n09:102287] [11]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(MatLUFactorNumeric+0x1ec)[0x2000005f1a8c]
>>> > [h50n09:102287] [12]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(+0xbf8270)[0x200000ce8270]
>>> > [h50n09:102287] [13]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(PCSetUp+0x1a4)[0x200000d8d5a4]
>>> > [h50n09:102287] [14]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(KSPSetUp+0x40c)[0x200000dc498c]
>>> > [h50n09:102287] [15]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(+0xcd56fc)[0x200000dc56fc]
>>> > [h50n09:102287] [16]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(KSPSolve+0x20)[0x200000dc8260]
>>> > [h50n09:102287] [17]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(+0xe0a170)[0x200000efa170]
>>> > [h50n09:102287] [18]
>>> /ccs/home/adams/petsc/arch-summit-opt-gnu-cuda-omp/lib/libpetsc.so.3.013(SNESSolve+0x814)[0x200000ebd394]
>>> > [h50n09:102287] [19] ./ex19[0x10001a6c]
>>> > [h50n09:102287] [20] /lib64/libc.so.6(+0x25200)[0x200021bd5200]
>>> > [h50n09:102287] [21]
>>> /lib64/libc.so.6(__libc_start_main+0xc4)[0x200021bd53f4]
>>> > [h50n09:102287] *** End of error message ***
>>> > ERROR: One or more process (first noticed rank 0) terminated with
>>> signal 6
>>> /ccs/home/adams/petsc/src/snes/tutorials
>>> Possible problem with ex19 running with superlu_dist, diffs above
>>>
>>>
>>>
>>>
>>> #!/usr/bin/env python
>>> if __name__ == '__main__':
>>> import sys
>>> import os
>>> sys.path.insert(0, os.path.abspath('config'))
>>> import configure
>>> configure_options = [
>>> '--with-fc=0',
>>> '--COPTFLAGS=-g -O2 -fPIC -fopenmp',
>>> '--CXXOPTFLAGS=-g -O2 -fPIC -fopenmp',
>>> '--FOPTFLAGS=-g -O2 -fPIC -fopenmp',
>>> '--CUDAOPTFLAGS=-O2 -g',
>>> '--with-ssl=0',
>>> '--with-batch=0',
>>> '--with-cxx=mpicxx',
>>> '--with-mpiexec=jsrun -g1',
>>> '--with-cuda=1',
>>> '--with-cudac=nvcc',
>>> '--download-p4est=1',
>>> '--download-zlib',
>>> '--download-hdf5=1',
>>> '--download-metis',
>>> '--download-superlu',
>>> '--download-superlu_dist',
>>> '--with-make-np=16',
>>> # '--with-hwloc=0',
>>> '--download-parmetis',
>>> # '--download-hypre',
>>> '--download-triangle',
>>> # '--download-amgx',
>>> # '--download-fblaslapack',
>>> '--with-blaslapack-lib=-L' + os.environ['OLCF_NETLIB_LAPACK_ROOT'] +
>>> '/lib64 -lblas -llapack',
>>> '--with-cc=mpicc',
>>> # '--with-fc=mpif90',
>>> '--with-shared-libraries=1',
>>> # '--known-mpi-shared-libraries=1',
>>> '--with-x=0',
>>> '--with-64-bit-indices=0',
>>> '--with-debugging=0',
>>> 'PETSC_ARCH=arch-summit-opt-gnu-cuda-omp',
>>> '--with-openmp=1',
>>> '--with-threadsaftey=1',
>>> '--with-log=1'
>>> ]
>>> configure.petsc_configure(configure_options)
>>>
>>>
>>>
>>> On Wed, Apr 15, 2020 at 9:58 PM Satish Balay <ba...@mcs.anl.gov> wrote:
>>>
>>>> The crash is inside Superlu_DIST - so don't know what to suggest.
>>>>
>>>> Might have to debug this via debugger and check with Sherry.
>>>>
>>>> Satish
>>>>
>>>> On Wed, 15 Apr 2020, Mark Adams wrote:
>>>>
>>>> > Ah, OK 'check' will test SuperLU. Semi worked:
>>>> >
>>>> > s20:13 mark/feature-xgc-interface-rebase *= ~/petsc$ make
>>>> > PETSC_DIR=/ccs/home/adams/petsc
>>>> PETSC_ARCH=arch-summit-dbg-gnu-cuda-omp
>>>> > check
>>>> > Running check examples to verify correct installation
>>>> > Using PETSC_DIR=/ccs/home/adams/petsc and
>>>> > PETSC_ARCH=arch-summit-dbg-gnu-cuda-omp
>>>> > C/C++ example src/snes/tutorials/ex19 run successfully with 1 MPI
>>>> process
>>>> > C/C++ example src/snes/tutorials/ex19 run successfully with 2 MPI
>>>> processes
>>>> > 2c2,38
>>>> > < Number of SNES iterations = 2
>>>> > ---
>>>> > > CUDA version: v 10010
>>>> > > CUDA Devices:
>>>> > >
>>>> > > 0 : Tesla V100-SXM2-16GB 7 0
>>>> > > Global memory: 16128 mb
>>>> > > Shared memory: 48 kb
>>>> > > Constant memory: 64 kb
>>>> > > Block registers: 65536
>>>> > >
>>>> > > ex19: cudahook.cc:762: CUresult host_free_callback(void*): Assertion
>>>> > `cacheNode != __null' failed.
>>>> > > [h16n07:78357] *** Process received signal ***
>>>> > > [h16n07:78357] Signal: Aborted (6)
>>>> > > [h16n07:78357] Signal code: (1704218624)
>>>> > > [h16n07:78357] [ 0] [0x2000000504d8]
>>>> > > [h16n07:78357] [ 1] /lib64/libc.so.6(abort+0x2b4)[0x200023992094]
>>>> > > [h16n07:78357] [ 2] /lib64/libc.so.6(+0x356d4)[0x2000239856d4]
>>>> > > [h16n07:78357] [ 3]
>>>> /lib64/libc.so.6(__assert_fail+0x64)[0x2000239857c4]
>>>> > > [h16n07:78357] [ 4]
>>>> >
>>>> /autofs/nccs-svm1_sw/summit/.swci/1-compute/opt/spack/20180914/linux-rhel7-ppc64le/gcc-6.4.0/spectrum-mpi-10.3.1.2-20200121-awz2q5brde7wgdqqw4ugalrkukeub4eb/container/../lib/libpami_cudahook.so(_Z18host_free_callbackPv+0x2d8)[0x2000000cd2c8]
>>>> > > [h16n07:78357] [ 5]
>>>> >
>>>> /autofs/nccs-svm1_sw/summit/.swci/1-compute/opt/spack/20180914/linux-rhel7-ppc64le/gcc-6.4.0/spectrum-mpi-10.3.1.2-20200121-awz2q5brde7wgdqqw4ugalrkukeub4eb/container/../lib/libpami_cudahook.so(cuMemFreeHost+0xb0)[0x2000000c3cc0]
>>>> > > [h16n07:78357] [ 6]
>>>> >
>>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(+0x42f50)[0x200010aa2f50]
>>>> > > [h16n07:78357] [ 7]
>>>> >
>>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(+0x11db8)[0x200010a71db8]
>>>> > > [h16n07:78357] [ 8]
>>>> >
>>>> /sw/summit/cuda/10.1.243/lib64/libcudart.so.10.1(cudaFreeHost+0x74)[0x200010ab2ea4]
>>>> > > [h16n07:78357] [ 9]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libsuperlu_dist.so.6(dDestroy_LU+0x150)[0x200003188058]
>>>> > > [h16n07:78357] [10]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(+0x12ebc6c)[0x2000013dbc6c]
>>>> > > [h16n07:78357] [11]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(MatLUFactorNumeric+0x934)[0x200000d2fae4]
>>>> > > [h16n07:78357] [12]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(+0x1cca7a4)[0x200001dba7a4]
>>>> > > [h16n07:78357] [13]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(PCSetUp+0xde0)[0x200001f3f990]
>>>> > > [h16n07:78357] [14]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(KSPSetUp+0x1848)[0x200001fc5594]
>>>> > > [h16n07:78357] [15]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(+0x1ed9908)[0x200001fc9908]
>>>> > > [h16n07:78357] [16]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(KSPSolve+0x5d0)[0x200001fcc690]
>>>> > > [h16n07:78357] [17]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(+0x21e16ac)[0x2000022d16ac]
>>>> > > [h16n07:78357] [18]
>>>> >
>>>> /ccs/home/adams/petsc/arch-summit-dbg-gnu-cuda-omp/lib/libpetsc.so.3.013(SNESSolve+0x23f4)[0x2000022255c0]
>>>> > > [h16n07:78357] [19] ./ex19[0x10002ac8]
>>>> > > [h16n07:78357] [20] /lib64/libc.so.6(+0x25200)[0x200023975200]
>>>> > > [h16n07:78357] [21]
>>>> > /lib64/libc.so.6(__libc_start_main+0xc4)[0x2000239753f4]
>>>> > > [h16n07:78357] *** End of error message ***
>>>> > > ERROR: One or more process (first noticed rank 0) terminated with
>>>> signal
>>>> > 6
>>>> > /ccs/home/adams/petsc/src/snes/tutorials
>>>> > Possible problem with ex19 running with superlu_dist, diffs above
>>>> > =========================================
>>>> >
>>>> > On Wed, Apr 15, 2020 at 5:58 PM Satish Balay <ba...@mcs.anl.gov>
>>>> wrote:
>>>> >
>>>> > > Please send configure.log
>>>> > >
>>>> > > This is what I get on my linux build:
>>>> > >
>>>> > > [balay@p1 petsc]$ ./configure
>>>> > > --with-mpi-dir=/home/petsc/soft/openmpi-4.0.2-cuda --with-cuda=1
>>>> > > --with-openmp=1 --download-superlu-dist=1 && make && make check
>>>> > > <snip>
>>>> > > Running check examples to verify correct installation
>>>> > > Using PETSC_DIR=/home/balay/petsc and PETSC_ARCH=arch-linux-c-debug
>>>> > > C/C++ example src/snes/tutorials/ex19 run successfully with 1 MPI
>>>> process
>>>> > > C/C++ example src/snes/tutorials/ex19 run successfully with 2 MPI
>>>> processes
>>>> > > 1a2,19
>>>> > > > CUDA version: v 10020
>>>> > > > CUDA Devices:
>>>> > > >
>>>> > > > 0 : Quadro T2000 7 5
>>>> > > > Global memory: 3911 mb
>>>> > > > Shared memory: 48 kb
>>>> > > > Constant memory: 64 kb
>>>> > > > Block registers: 65536
>>>> > > >
>>>> > > > CUDA version: v 10020
>>>> > > > CUDA Devices:
>>>> > > >
>>>> > > > 0 : Quadro T2000 7 5
>>>> > > > Global memory: 3911 mb
>>>> > > > Shared memory: 48 kb
>>>> > > > Constant memory: 64 kb
>>>> > > > Block registers: 65536
>>>> > > >
>>>> > > /home/balay/petsc/src/snes/tutorials
>>>> > > Possible problem with ex19 running with superlu_dist, diffs above
>>>> > > =========================================
>>>> > > Fortran example src/snes/tutorials/ex5f run successfully with 1 MPI
>>>> process
>>>> > > Completed test examples
>>>> > >
>>>> > >
>>>> > > On Wed, 15 Apr 2020, Mark Adams wrote:
>>>> > >
>>>> > > > On Wed, Apr 15, 2020 at 5:17 PM Satish Balay <ba...@mcs.anl.gov>
>>>> wrote:
>>>> > > >
>>>> > > > > The build should work. It should give some verbose info [at
>>>> runtime]
>>>> > > > > regarding GPUs - from the following code.
>>>> > > > >
>>>> > > > >
>>>> > > > I don't see that and I am running GPUs in my code and have gotten
>>>> > > cusparse
>>>> > > > LU to run. Should I use '-info :sys:' ?
>>>> > > >
>>>> > > >
>>>> > > > > >>>>> SRC/cublas_utils.c >>>>>>>>>>>
>>>> > > > > void DisplayHeader()
>>>> > > > > {
>>>> > > > > const int kb = 1024;
>>>> > > > > const int mb = kb * kb;
>>>> > > > > // cout << "NBody.GPU" << endl << "=========" << endl <<
>>>> endl;
>>>> > > > >
>>>> > > > > printf("CUDA version: v %d\n",CUDART_VERSION);
>>>> > > > > //cout << "Thrust version: v" << THRUST_MAJOR_VERSION <<
>>>> "." <<
>>>> > > > > THRUST_MINOR_VERSION << endl << endl;
>>>> > > > >
>>>> > > > > int devCount;
>>>> > > > > cudaGetDeviceCount(&devCount);
>>>> > > > > printf( "CUDA Devices: \n \n");
>>>> > > > > <snip>
>>>> > > > > <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
>>>> > > > >
>>>> > > > > Satish
>>>> > > > >
>>>> > > > > On Wed, 15 Apr 2020, Junchao Zhang wrote:
>>>> > > > >
>>>> > > > > > I remember Barry said superlu gpu support is broken.
>>>> > > > > > --Junchao Zhang
>>>> > > > > >
>>>> > > > > >
>>>> > > > > > On Wed, Apr 15, 2020 at 3:47 PM Mark Adams <mfad...@lbl.gov>
>>>> wrote:
>>>> > > > > >
>>>> > > > > > > How does one use SuperLU with GPUs. I don't seem to get any
>>>> GPU
>>>> > > > > > > performance data so I assume GPUs are not getting turned
>>>> on. Am I
>>>> > > wrong
>>>> > > > > > > about that?
>>>> > > > > > >
>>>> > > > > > > I configure with:
>>>> > > > > > > configure options: --with-fc=0 --COPTFLAGS="-g -O2 -fPIC
>>>> -fopenmp"
>>>> > > > > > > --CXXOPTFLAGS="-g -O2 -fPIC -fopenmp" --FOPTFLAGS="-g -O2
>>>> -fPIC
>>>> > > > > -fopenmp"
>>>> > > > > > > --CUDAOPTFLAGS="-O2 -g" --with-ssl=0 --with-batch=0
>>>> > > --with-cxx=mpicxx
>>>> > > > > > > --with-mpiexec="jsrun -g1" --with-cuda=1 --with-cudac=nvcc
>>>> > > > > > > --download-p4est=1 --download-zlib --download-hdf5=1
>>>> > > --download-metis
>>>> > > > > > > --download-superlu --download-superlu_dist --with-make-np=16
>>>> > > > > > > --download-parmetis --download-triangle
>>>> > > > > > >
>>>> > > > >
>>>> > >
>>>> --with-blaslapack-lib="-L/autofs/nccs-svm1_sw/summit/.swci/1-compute/opt/spack/20180914/linux-rhel7-ppc64le/gcc-6.4.0/netlib-lapack-3.8.0-wcabdyqhdi5rooxbkqa6x5d7hxyxwdkm/lib64
>>>> > > > > > > -lblas -llapack" --with-cc=mpicc --with-shared-libraries=1
>>>> > > --with-x=0
>>>> > > > > > > --with-64-bit-indices=0 --with-debugging=0
>>>> > > > > > > PETSC_ARCH=arch-summit-opt-gnu-cuda-omp --with-openmp=1
>>>> > > > > > > --with-threadsaftey=1 --with-log=1
>>>> > > > > > >
>>>> > > > > > > Thanks,
>>>> > > > > > > Mark
>>>> > > > > > >
>>>> > > > > >
>>>> > > > >
>>>> > > > >
>>>> > > >
>>>> > >
>>>> > >
>>>> >
>>>>
>>>>
