rdkafka swoole
1、yum install php-devel php-pear
2、 wget http://pear.php.net/go-pear.phar
3、PHP go-pear.phar
4、cp /root/pear/bin/pear /usr/local/bin
5、cp /root/pear/bin/pecl /usr/local/bin
6、yum install glibc-headers gcc-c++
7、pecl install rdkafka
8、pecl install swoole
9、vim /etc/php.ini