From 1c2b6100b05f99bf8351c3a1124a42e1a3cd83c1 Mon Sep 17 00:00:00 2001
From: Yu Yang <yuyang18@baidu.com>
Date: Tue, 20 Mar 2018 17:16:36 +0800
Subject: [PATCH] Add

---
 paddle/fluid/framework/parallel_executor.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/framework/parallel_executor.cc b/paddle/fluid/framework/parallel_executor.cc
index 8630e51d0d..aa52cbb7bf 100644
--- a/paddle/fluid/framework/parallel_executor.cc
+++ b/paddle/fluid/framework/parallel_executor.cc
@@ -251,7 +251,7 @@ struct FetchOpHandle : public OpHandle {
 
 class ParallelExecutorPrivate {
  public:
-  explicit ParallelExecutorPrivate(size_t num_threads = 0)
+  explicit ParallelExecutorPrivate(size_t num_threads = 12)
       : pool_(num_threads == 0 ? nullptr : new ThreadPool(num_threads)) {}
 
   std::vector<platform::Place> places_;
-- 
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