From ad70e323eb01e3cb6d03749fc078092ed16b11ab Mon Sep 17 00:00:00 2001
From: ytxiong <45058324+yingtongxiong@users.noreply.github.com>
Date: Thu, 26 Oct 2023 17:54:54 +0800
Subject: [PATCH] fix(optimizer):broadcast (#453)

* fix broadcast synchronize()

* fix synchronize
---
 internlm/solver/optimizer/hybrid_zero_optim.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internlm/solver/optimizer/hybrid_zero_optim.py b/internlm/solver/optimizer/hybrid_zero_optim.py
index aa058c7..c45fb16 100644
--- a/internlm/solver/optimizer/hybrid_zero_optim.py
+++ b/internlm/solver/optimizer/hybrid_zero_optim.py
@@ -809,7 +809,7 @@ class HybridZeroOptimizer(BaseOptimizer):
         for handle in handles:
             handle.wait()
 
-        torch.cuda().synchronize()
+        torch.cuda.synchronize()
 
     ##################
     # FP16 Utilities #