OpenMP (env variables)=4, smt level=4:
jsrun -n1 -a1 -c4 -g1 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 4, GPUs per Resource Set: 1 ***
========================================================================
MPI Rank 000, OMP_thread 00 on HWThread 002 of Node summitdev-r0c2n02 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 03 on HWThread 000 of Node summitdev-r0c2n02 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 01 on HWThread 003 of Node summitdev-r0c2n02 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 02 on HWThread 001 of Node summitdev-r0c2n02 - RT_GPU_id 0 : GPU_id 0
jsrun -n1 -a1 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 4, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 00 on HWThread 003 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 02 on HWThread 002 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 03 on HWThread 001 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 01 on HWThread 000 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
jsrun -n1 -a2 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
CUDA Error - cudaDeviceGetPCIBusId: all CUDA-capable devices are busy or unavailable/n########################################################################
*** MPI Ranks: 2, OpenMP Threads: 4, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 00 on HWThread 001 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 02 on HWThread 003 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 01 on HWThread 002 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 03 on HWThread 000 of Node summitdev-r0c1n02 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
OpenMP=4, smt level=1:
jsrun -n1 -a1 -c4 -g1 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 4, GPUs per Resource Set: 1 ***
========================================================================
MPI Rank 000, OMP_thread 03 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 02 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 01 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 : GPU_id 0
MPI Rank 000, OMP_thread 00 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 : GPU_id 0
jsrun -n1 -a1 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 4, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 03 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 02 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 01 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 00 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
jsrun -n1 -a2 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
CUDA Error - cudaDeviceGetPCIBusId: all CUDA-capable devices are busy or unavailable/n########################################################################
*** MPI Ranks: 2, OpenMP Threads: 4, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 03 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 02 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 01 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
MPI Rank 000, OMP_thread 00 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
OpenMP=None, smt level=1:
$ jsrun -n1 -a1 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 1, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 00 on HWThread 008 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3
$ jsrun -n1 -a1 -c4 /ccs/home/vivekb/tools/Hello_jsrun/jsrun_layout
########################################################################
*** MPI Ranks: 1, OpenMP Threads: 1, GPUs per Resource Set: 4 ***
========================================================================
MPI Rank 000, OMP_thread 00 on HWThread 000 of Node summitdev-r0c2n05 - RT_GPU_id 0 1 2 3 : GPU_id 0 1 2 3