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Commit 3ccdfaa3 authored by Thor Johnsen's avatar Thor Johnsen
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Bug fix

parent 3bae8c83
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Showing with 5 additions and 3 deletions
apex/contrib/optimizers/distributed_fused_adam.py
View file @ 3ccdfaa3
......@@ -264,8 +264,10 @@ class DistributedFusedAdam(torch.optim.Optimizer):
grp = torch.distributed.new_group(ranks=ranks)
if torch.distributed.get_rank() in ranks:
self._rs_pg.append(grp)
if self._compute_L2_grad_norm and torch.distributed.get_rank() in ranks:
self._l2_grad_norm_pg = torch.distributed.new_group(ranks=ranks)
if self._compute_L2_grad_norm:
l2_grad_norm_pg = torch.distributed.new_group(ranks=ranks)
if torch.distributed.get_rank() in ranks:
self._l2_grad_norm_pg = l2_grad_norm_pg
torch.distributed.all_reduce(self._overflow_buf,group=self._l2_grad_norm_pg)
self._rs_st = [torch.cuda.Stream() for _ in range(self._num_rs_pg)]
for rs_pg in self._rs_pg:
......
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