From 592ed40b58d7bc015de87368cc611e865bdcd6ea Mon Sep 17 00:00:00 2001
From: wanghuancoder <wanghuan29@baidu.com>
Date: Thu, 8 Dec 2022 10:25:37 +0800
Subject: [PATCH] set free_when_no_cache_hit default value to true (#48815)

---
 .../fluid/memory/allocation/auto_growth_best_fit_allocator.cc   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/memory/allocation/auto_growth_best_fit_allocator.cc b/paddle/fluid/memory/allocation/auto_growth_best_fit_allocator.cc
index 27c7563fee8..972665562c3 100644
--- a/paddle/fluid/memory/allocation/auto_growth_best_fit_allocator.cc
+++ b/paddle/fluid/memory/allocation/auto_growth_best_fit_allocator.cc
@@ -31,7 +31,7 @@ PADDLE_DEFINE_EXPORTED_READONLY_bool(
 
 PADDLE_DEFINE_EXPORTED_READONLY_bool(
     free_when_no_cache_hit,
-    false,
+    true,
     "Whether to free idle chunks when no cache hit. If true, idle "
     "chunk would be freed when no cache hit; if false, idle "
     "chunk would be freed when out of memory occurs. This flag "
-- 
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