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Grid/systems/Tursa/mpiwrapper.sh
2021-09-16 00:00:38 +01:00

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#!/bin/bash
lrank=$OMPI_COMM_WORLD_LOCAL_RANK
numa1=$(( 2 * $lrank))
numa2=$(( 2 * $lrank + 1 ))
netdev=mlx5_${lrank}:1
export CUDA_VISIBLE_DEVICES=$OMPI_COMM_WORLD_LOCAL_RANK
export UCX_NET_DEVICES=mlx5_${lrank}:1
BINDING="--interleave=$numa1,$numa2"
echo "`hostname` - $lrank device=$CUDA_VISIBLE_DEVICES binding=$BINDING"
numactl ${BINDING} $*