-Xmx256m   
-Xms256m 

2k并发请求
<img src="doc/image/c1.png" alt="暂无图片">

3k并发请求
<img src="doc/image/c2.png" alt="暂无图片">

4k并发请求
<img src="doc/image/c3.png" alt="暂无图片">

5k并发请求
<img src="doc/image/c4.png" alt="暂无图片">