PHP7.0.12 安装memcache

HUST OJ由于明天比赛人数较多,怕影响参赛者的刷新页面速度,因此加个Memcache缓存。一开始yum安装,由于php版本比较高。而默认的二进制版memcache是由低版本编译的,因此就形成 Class ‘Memcache’not found的错误。php

# cd /usr/local/src
# wget https://github.com/websupport-sk/pecl-memcache/archive/php7.zip 
# unzip php7.zip 
# cd pecl-memcache-php7
# ./configure --with-php-config=/usr/local/php/bin/php-config
# make && make install

在php.ini的最下面添加nginx

[memcache]
extension_dir = "/usr/local/php70/lib/php/extensions/no-debug-non-zts-20151012/"
extension = "memcache.so"

配置Memcached的步骤
首先安装Libevent事件触发管理器。git

# wget https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz
tar vxf libevent-2.0.21-stable.tar.gz
cd libevent-2.0.21-stable
./configure -prefix=/usr/local/libevent    # ./configure
# make && make install
# yum install libevent-devel

编译安装Memcachegithub

wget http://memcached.org/files/memcached-1.4.25.tar.gz
tar vxf memcached-1.4.25.tar.gz
cd memcached-1.4.25
./configure -with-libevent=/usr/local/libevent   # ./configure
# make && make install

启动Memcacheweb

# /usr/local/bin/memcached -d -m 128 -l 127.0.0.1 -p 11211 -u root   # (128为内存, 11211为端口,root为用户组)

验证启动:浏览器

ps aux|grep memcached

这里写图片描述

重启php-fpm ,从新加载nginx缓存

# pkill php-fpm
# /usr/local/php/sbin/php-fpm 
# /usr/local/src/nginx/sbin/nginx -s reload

浏览器访问test.php,文件内容,检测是否整合php服务器

<?php $mem = new memcache; $mem->connect('localhost', 11211); $mem->set('key', 'cbam_liangshu!'); $val = $mem->get('key'); echo $val; ?>

安装完成,此时能够经过telnet 链接memcache服务器并 经过stats命令查看Memcache的工做状态。php7

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