From 47d15a307b50d64f65b4941ee2f1cb2ee43cdaa0 Mon Sep 17 00:00:00 2001
From: Zhong Hui <zhonghui.net@gmail.com>
Date: Fri, 10 Sep 2021 16:23:44 +0800
Subject: [PATCH] set gradient_merge_cond persistable to false (#35578)

---
 python/paddle/fluid/optimizer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/paddle/fluid/optimizer.py b/python/paddle/fluid/optimizer.py
index c0b99b3a27..bd5daf35a7 100755
--- a/python/paddle/fluid/optimizer.py
+++ b/python/paddle/fluid/optimizer.py
@@ -6918,7 +6918,7 @@ class GradientMergeOptimizer(object):
             shape=[1],
             value=bool(0),
             dtype='bool',
-            persistable=True,
+            persistable=False,
             force_cpu=True)
 
         with device_guard("cpu"):
-- 
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