wget  https://github.com/swoole/swoole-src/archive/1.8.6-stable.tar.gz

tar -xvf   1.8.6-stable.tar.gz

mv  swoole-src-1.8.6-stable/  swoole
cd  swoole

phpize

./configure
make   &&  make  install

vim  /etc/php5/apache2/php.ini    加入extension=swoole.so

service  apache2  restart