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CUDA_VISIBLE_DEVICES to local rank

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Anastasiia Filippova
2025-08-09 01:43:14 +02:00
parent dadf8d9c93
commit 984cefb14d
1 changed files with 1 additions and 1 deletions
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python/mlx/distributed_run.py
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@@ -435,7 +435,7 @@ def launch_nccl(parser, hosts, args, command):
for rank in range(world_size): for rank in range(world_size):
env = base_env.copy() env = base_env.copy()
env["MLX_RANK"] = str(rank) env["MLX_RANK"] = str(rank)
env["CUDA_VISIBLE_DEVICES"] = str(rank % args.nproc_per_node)
p = Popen(command, env=env) p = Popen(command, env=env)
procs.append(p) procs.append(p)