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fixed nccl init

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William Falcon
2019-07-12 16:16:46 -04:00
parent 3bf366bcd8
commit 7e54ad3f7c
1 changed files with 2 additions and 0 deletions
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pytorch_lightning/models/trainer.py
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@@ -381,6 +381,8 @@ class Trainer(TrainerIO):
port = 12910
os.environ['MASTER_PORT'] = f'{port}'
sleep(self.proc_rank * 2)
root_node = os.environ['SLURM_NODELIST'].split(' ')[0]
os.environ['MASTER_ADDR'] = root_node
dist.init_process_group("nccl", rank=self.proc_rank, world_size=self.world_size)