Strong scaling performance, Free benchmark, KNL, 64M particles
Performance in millions of particle-timesteps / second / node

Nodes CPU/KNL (mpi,hyper) Kokkos/KNL (mpi,thread,hyper) Kokkos/serial/KNL (mpi,hyper)
1 445.8 (256,4) 413.3 (128,2,4) 409.8 (256,4)
2 431.3 (256,4) 413.5 (64,4,4) 403.1 (256,4)
4 421.2 (256,4) 418.7 (64,4,4) 380.8 (256,4)
8 369.1 (256,4) 415.3 (64,4,4) 375.1 (256,4)
16 344.3 (128,2) 432.6 (64,4,4) 295.3 (128,2)
32 323.6 (64,1) 424.5 (64,4,4) 285.2 (64,1)
64 333.4 (128,2) 350.6 (32,8,4) 247.5 (128,2)

Run commands and logfile links for column CPU/KNL

1 srun -n 256 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=1.mpi=256.hyper=4
2 srun -n 512 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=2.mpi=256.hyper=4
4 srun -n 1024 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=4.mpi=256.hyper=4
8 srun -n 2048 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=8.mpi=256.hyper=4
16 srun -n 2048 -C knl --ntasks-per-node 128 --cpu_bind=threads -c 2 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=16.mpi=128.hyper=2
32 srun -n 2048 -C knl --ntasks-per-node 64 --cpu_bind=rank -c 4 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=32.mpi=64.hyper=1
64 srun -n 8192 -C knl --ntasks-per-node 128 --cpu_bind=threads -c 2 ./spa_mutrino_knl -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=cpu_knl.kind=strong.size=64M.node=64.mpi=128.hyper=2

Run commands and logfile links for column Kokkos/KNL

1 setenv OMP_NUM_THREADS 2; srun -n 128 -C knl --ntasks-per-node 128 --cpu_bind=threads -c 2 ./spa_mutrino_kokkos_knl -sf kk -k on t 2 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=1.mpi=128.thread=2.hyper=4
2 setenv OMP_NUM_THREADS 4; srun -n 128 -C knl --ntasks-per-node 64 --cpu_bind=cores -c 4 ./spa_mutrino_kokkos_knl -sf kk -k on t 4 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=2.mpi=64.thread=4.hyper=4
4 setenv OMP_NUM_THREADS 4; srun -n 256 -C knl --ntasks-per-node 64 --cpu_bind=cores -c 4 ./spa_mutrino_kokkos_knl -sf kk -k on t 4 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=4.mpi=64.thread=4.hyper=4
8 setenv OMP_NUM_THREADS 4; srun -n 512 -C knl --ntasks-per-node 64 --cpu_bind=cores -c 4 ./spa_mutrino_kokkos_knl -sf kk -k on t 4 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=8.mpi=64.thread=4.hyper=4
16 setenv OMP_NUM_THREADS 4; srun -n 1024 -C knl --ntasks-per-node 64 --cpu_bind=cores -c 4 ./spa_mutrino_kokkos_knl -sf kk -k on t 4 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=16.mpi=64.thread=4.hyper=4
32 setenv OMP_NUM_THREADS 4; srun -n 2048 -C knl --ntasks-per-node 64 --cpu_bind=cores -c 4 ./spa_mutrino_kokkos_knl -sf kk -k on t 4 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=32.mpi=64.thread=4.hyper=4
64 setenv OMP_NUM_THREADS 8; srun -n 2048 -C knl --ntasks-per-node 32 --cpu_bind=cores -c 8 ./spa_mutrino_kokkos_knl -sf kk -k on t 8 -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_knl.kind=strong.size=64M.node=64.mpi=32.thread=8.hyper=4

Run commands and logfile links for column Kokkos/serial/KNL

1 srun -n 256 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=1.mpi=256.hyper=4
2 srun -n 512 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=2.mpi=256.hyper=4
4 srun -n 1024 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=4.mpi=256.hyper=4
8 srun -n 2048 -C knl --ntasks-per-node 256 --cpu_bind=threads -c 1 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=8.mpi=256.hyper=4
16 srun -n 2048 -C knl --ntasks-per-node 128 --cpu_bind=threads -c 2 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=16.mpi=128.hyper=2
32 srun -n 2048 -C knl --ntasks-per-node 64 --cpu_bind=rank -c 4 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=32.mpi=64.hyper=1
64 srun -n 8192 -C knl --ntasks-per-node 128 --cpu_bind=threads -c 2 ./spa_mutrino_kokkos_serial_knl -sf kk -k on -pk kokkos reduction parallel/reduce comm classic -v x 256 -v y 160 -v z 160 -v t 100 -in in.free.steps -log log.sparta.date=23Dec17.model=free.machine=mutrino.pkg=kokkos_serial_knl.kind=strong.size=64M.node=64.mpi=128.hyper=2