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add broadcast synchronize (#451)

pull/452/head^2
ytxiong 2023-10-26 17:38:51 +08:00 committed by GitHub
parent 7b1b892084
commit f653e5af01
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internlm/solver/optimizer/hybrid_zero_optim.py
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@ -709,6 +709,8 @@ class HybridZeroOptimizer(BaseOptimizer):
for handle in handles: for handle in handles:
handle.wait() handle.wait()
torch.cuda().synchronize()
################## ##################
# FP16 Utilities # # FP16 Utilities #
################## ##################