有效安排I/O,時間和信號的擴展 使用可用於特定平臺的最佳I/O通知機制的事件,是PHP基礎設施的libevent端口。
下載地址:http://pecl.php.net/package/event
安裝支持庫libevent,需要編譯高版本(這裏以最新版本release-2.1.8-stable爲例)
wget -c https://github.com/libevent/libevent/releases/download/release-2.1.8-stable/libevent-2.1.8-stable.tar.gz -P /usr/local/src cd /usr/local/src tar -zxvf libevent-2.1.8-stable.tar.gz cd libevent-2.1.8-stable ./configure --prefix=/usr/local/libevent-2.1.8 make && make install
安裝event庫(以event-2.3.0.tgz爲例)
wget -c http://pecl.php.net/get/event-2.3.0.tgz -P /usr/local/src cd /usr/local/src tar -zxvf event-2.3.0.tgz cd event-2.3.0/usr/local/php/bin/phpize ./configure --with-php-config=/usr/local/php/bin/php-config --with-event-libevent-dir=/usr/local/libevent-2.1.8/ make && make install
在php.ini添加下面配置
extension=event.so 重啓-fpm後,使用php -m | grep event 查看event庫插件是否安裝成功