project1/tools/run_dist_launch.sh

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#!/usr/bin/env bash
# ------------------------------------------------------------------------
# Deformable DETR
# Copyright (c) 2020 SenseTime. All Rights Reserved.
# Licensed under the Apache License, Version 2.0 [see LICENSE for details]
# ------------------------------------------------------------------------
set -x
GPUS=$1
RUN_COMMAND=${@:2}
if [ $GPUS -lt 8 ]; then
GPUS_PER_NODE=${GPUS_PER_NODE:-$GPUS}
else
GPUS_PER_NODE=${GPUS_PER_NODE:-8}
fi
MASTER_ADDR=${MASTER_ADDR:-"127.0.0.2"}
MASTER_PORT=${MASTER_PORT:-"29500"}
NODE_RANK=${NODE_RANK:-0}
# let "NNODES=GPUS/GPUS_PER_NODE"
NNODES=1
export CUDA_VISIBLE_DEVICES=0,1,2,3
# export CUDA_LAUNCH_BLOCKING=0
python ./tools/launch.py \
--nnodes ${NNODES} \
--node_rank ${NODE_RANK} \
--master_addr ${MASTER_ADDR} \
--master_port ${MASTER_PORT} \
--nproc_per_node ${GPUS_PER_NODE} \
${RUN_COMMAND}