https://www.kancloud.cn/walkor/workerman/315116 `php -m`查看是否安装pcntl扩展！ 如果安装再查看`curl -Ss http://www.workerman.net/check.php | php` 如果没有安装(有待考察) ``` yum install php-process #安装pcntl和posix扩展 extension=/usr/local/php/lib/php/extensions/no-debug-non-zts-20151012/pcntl.so ```