From b85e4841dfe9de87d27ce16ff936543ae6f1fdd1 Mon Sep 17 00:00:00 2001
From: danleifeng <danleifeng@163.com>
Date: Wed, 5 Feb 2020 08:38:12 +0000
Subject: [PATCH] add env params for speeding up in fp16

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 30d2ae2..b66a7bf 100644
--- a/README.md
+++ b/README.md
@@ -495,6 +495,12 @@ PLSC支持混合精度训练。使用混合精度训练可以提升训练的速
 可以通过下面的代码设置开启混合精度训练：
 
 ```python
+# for speed up
+export FLAGS_sync_nccl_allreduce=1
+export FLAGS_cudnn_exhaustive_search=0
+export FLAGS_cudnn_batchnorm_spatial_persistent=1
+export FLAGS_eager_delete_tensor_gb=0
+
 from plsc import Entry
 
 def main():
-- 
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