apt-get install apache2-utils

ab -n 100 -c 10 http://47.99.37.122:8100/blogs

n为总数，c为并发数

webbench压测

wget http://soft.vpser.net/test/webbench/webbench-1.5.tar.gz

tar zxvf webbench-1.5.tar.gz

make && make install

webbench -c 20000 -t 130 http://47.99.37.122:8100/blogs

c为总数，t为持续时间