From 1e0b648cb1b86b6890623d6c9c6900457e3674ef Mon Sep 17 00:00:00 2001
From: "xueli.xue" <xueli.xue@dianping.com>
Date: Wed, 31 Aug 2016 17:21:48 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0RM(mysql=E5=AE=9E=E4=BE=8B?=
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---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 0a8fd2fa..99a5f8e2 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,8 @@ XXL-JOB是一个轻量级分布式任务调度框架，其核心设计目标是
 
 ![输入图片说明](https://static.oschina.net/uploads/img/201607/23221308_DDW8.png "在这里输入图片标题")
 
+调度中心集群情况下,集群节点务必连接同一个mysql实例;如果mysql做主从,调度中心集群节点务必强制走主库;
+
 #### 2.2 编译源码
 解压源码,按照maven格式将源码导入IDE, 使用maven进行编译即可，源码结构如下图所示：