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fixed nccl init

This commit is contained in:
William Falcon 2019-07-12 16:05:46 -04:00
parent e82014ec6c
commit 5812efcf24
1 changed files with 2 additions and 3 deletions
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5
pytorch_lightning/models/trainer.py
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@ -371,7 +371,7 @@ class Trainer(TrainerIO):
# continue training routine
self.__run_pretrain_routine(model)
def __init_tcp_connection(self, port=12975):
def __init_tcp_connection(self, port=12945):
"""
Connect all procs in the world using the env:// init
Use the first node as the root address
@ -383,8 +383,7 @@ class Trainer(TrainerIO):
root_node = os.environ['SLURM_NODELIST'].split(' ')[0]
os.environ['MASTER_ADDR'] = root_node
os.environ['MASTER_PORT'] = f'{port}'
dist.init_process_group("nccl", rank=self.proc_rank)
# dist.init_process_group("nccl")
dist.init_process_group("nccl", rank=self.proc_rank, world_size=self.world_size)
def __run_pretrain_routine(self, model):
"""