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Vortex

Build

export NUMA_ROOT_DIR=...
cmake ..

Run

bsub -W 5:00 -nnodes 1 --shared-launch -Is bash
  • -n: number of resource sets
  • -g: gpus per rs
  • -c: cpus per rs
  • -r: rs per host
  • -l: latency priority
    • gpu-gpu,gpu-cpu: create resource sets by first choose GPUs that minimize latency, then to tiebreak minimize GPU-CPU latency
  • -b: binding
    • rs bind all tasks to the resource set as a whole, not within the resource set.
  • vortex has SMT-4, and we'll just use a single CPU (which has 4 threads)
jsrun --smpiargs="-gpu" -n 2 -g 1 -c 1 -r 2 -l gpu-gpu,gpu-cpu -b rs ./main