memcached +mysql+php 测试案例
参考:http://deidara.blog.运维网.com/400447/317526/一、测试环境:
http://s3.运维网.com/wyfs02/M02/72/D8/wKioL1Xup4ihJABKAACwHLXitCo559.jpg
二、测试步骤:
1、完成基础环境的搭建(nginx+php-fpm+memcache+memcached+mysql)
注意:
nginx+php-fpm与mysql环境的分离
php如何扩展模块memcache
memcache与memcached的区别
2、启动这个环境,保证能够正常的启动
注意:
启动memcached:
memcached -d -m 100 -l 192.168.1.120 -p 11211 -u root
3、数据库授权用户test和IP地址可以访问数据库jiang
grant all on jiang.* to 'test'@'192.168.1.120' identified by 'test';
4、创建数据库和表内容
create database jiang;
mysql> use jiang;
mysql> CREATE TABLE `personal_info` (
`pi_id` bigint(20) NOT NULL auto_increment,
`pi_name` varchar(50) NOT NULL,
`pi_tel` varchar(15) default NULL,
`pi_qq` varchar(15) default NULL,
`pi_email` varchar(50) default NULL,
PRIMARY KEY (`pi_id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=4 ;
mysql> INSERT INTO `jiang`.`personal_info` (
`pi_id` ,
`pi_name` ,
`pi_tel` ,
`pi_qq` ,
`pi_email`
)
VALUES (
'1', 'jiang', '1586544556', '42423423', 'test@memcached.com'
);
mysql> select * from personal_info
-> ;
+-------+---------+------------+----------+--------------------+
| pi_id | pi_name | pi_tel | pi_qq | pi_email |
+-------+---------+------------+----------+--------------------+
| 1 | jiang | 1586544556 | 42423423 | test@memcached.com |
+-------+---------+------------+----------+--------------------+
5、php测试代码(原理,如果memecached中有查询的值,则直接读取,如果没有从mysql数据库读取,并重新写一份到memcached中)
6、测试结果
访问:http://192.168.1.120/memsql.php
http://s3.运维网.com/wyfs02/M00/72/DB/wKiom1Xuo_WQ_m3QAACJ75g2kUk342.jpg
http://s3.运维网.com/wyfs02/M01/72/DB/wKiom1XupAGTbBuGAAC0MTiKlKA074.jpg
telnet 192.168.1.120
get 76fc3b222d217ac77d6797672fb09eb1 #执行get key就可以获取memcached缓存的内容
VALUE 76fc3b222d217ac77d6797672fb09eb1 0 161
a:1:{i:0;a:5:{s:5:"pi_id";s:1:"1";s:7:"pi_name";s:5:"jiang";s:6:"pi_tel";s:10:"1586544556";s:5:"pi_qq";s:8:"42423423";s:8:"pi_email";s:18:"test@memcached.com";}}
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