1 下载最新版本的swool扩展 下载地址如下 https://github.com/swoole/swoole-src/releases 2 安装swool扩展 tar -zxvf swoole-src-4.4.5.tar.gz cd swoole-src-4.4.5 /usr/local/php7.2/bin/phpize ./configure --with-php-config=/usr/local/php7.2/bin/php-config make make install 3 php 加载swool扩展 编辑php.ini extension=swoole.so 重启php kill -USR2 `cat /usr/local/php7.2/var/run/php-fpm.pid` 查看phpinfo() 是否正常加载了swool扩展