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[gpurun] force numatcl with rocr_vis_dev or mpi rank #619

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Merged
merged 1 commit into from
Nov 19, 2025
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[gpurun] force numatcl with rocr_vis_dev or mpi rank #619

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12 changes: 12 additions & 0 deletions offload/utils/gpurun/gpurun
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,8 @@ function usage(){
fails when not enough memory available on these nodes.
-l use numactl localalloc to CPUs in same NUMA domain. Note: If
memory cannot be allocated, alloc falls back to other nodes.
-nr use numactl ROCR_VISIBLE_DEVICES
-nm use numactl OMPI_COMM_WORLD_LOCAL_RANK
--version Print version of gpurun and exit

Optional Input environment variables:
Expand Down Expand Up @@ -161,6 +163,8 @@ while [ "$_end_gpurun_opts" == "0" ] ; do
-vv) GPURUN_VERBOSE=2;;
-m) _use_numactl_membind=1;;
-md) shift; _devices_per_mdset=$1; _uses_multi_device=1;;
-nr) _use_numactl_rocr=1;;
-nm) _use_numactl_ompi=1;;
-l) _use_numactl_localalloc=1;;
-nomask) GPURUN_MASK_POLICY="nomask";;
*) _end_gpurun_opts=1; break;;
Expand Down Expand Up @@ -199,6 +203,14 @@ if [ -z "$_num_local_ranks" ] && [ ! -z $SLURM_CPUS_ON_NODE ] ; then
_num_local_ranks=$SLURM_CPUS_ON_NODE
_local_rank_num=$SLURM_LOCALID
fi
if [ "$_use_numactl_rocr" == "1" ] ; then
numactl --cpunodebind $ROCR_VISIBLE_DEVICES --membind $ROCR_VISIBLE_DEVICES $*
exit $?
fi
if [ "$_use_numactl_ompi" == "1" ] ; then
numactl --cpunodebind $OMPI_COMM_WORLD_LOCAL_RANK --membind $OMPI_COMM_WORLD_LOCAL_RANK $*
exit $?
fi
# If none of the above MPIs, assume gpurun is wrapper for single process on single GPU
if [ -z "$_num_local_ranks" ] ; then
_num_local_ranks=1
Expand Down