Linux安装memcache

1. 作者QQ：67065435 QQ群：821635552

2. 安装mencached服务及memcache扩展

   yum install \
   vim \
   memcached \
   firewalld \
   -y
   

3. 将memcache加入systemd

   chkconfig --level 2345 memcached on
   

4. 修改配置文件

   vim /etc/sysconfig/memcached
   
   PORT="11211"
   USER="memcached"
   MAXCONN="1024"
   CACHESIZE="64"
   OPTIONS=""
   
   ESC
   :wq
   

5. 添加运行用户memcached

   useradd memcached
   

6. 开启防火墙11211端口

   systemctl enable firewalld
   systemctl start firewalld
   firewall-cmd --zone=public --add-port=11211/tcp --permanent
   firewall-cmd --reload
   

7. 启动并设置开机启动

   # 启动
   systemctl start memcached
   # 开机启动
   systemctl enable memcached
   # 停止
   systemctl stop memcached
   # 重启
   systemctl restart memcached
   

8. 安装PHP-memcache扩展(参考php安装文档附录)

9. 测试服务及扩展安装是否成功

   vim /xxx/test.php
   
   <?php
   $mem = new Memcache();
   $mem->connect("127.0.0.1",11211);
   $mem->set('key','This is first value',0,60);
   echo $val=$mem->get('key');
   
   ESC
   :wq
   
   php /xxx/test.php