# 1.可通过 yum 安装 ```bash yum install http://www.percona.com/downloads/percona-release/redhat/0.1-6/percona-release-0.1-6.noarch.rpm yum list | grep percona yum install Percona-Server-server-57 ``` # 2.还可通过 rpm packages 安装 ```bash wget https://www.percona.com/downloads/Percona-Server-LATEST/Percona-Server-5.7.22-22/binary/redhat/7/x86_64/Percona-Server-5.7.22-22-rf62d93c-el7-x86_64-bundle.tar tar xvf Percona-Server-5.7.22-22-rf62d93c-el7-x86_64-bundle.tar ls *.rpm rpm -ivh Percona-Server-server-57-5.7.22-22.1.el7.x86_64.rpm \ Percona-Server-client-57-5.7.22-22.1.el7.x86_64.rpm \ Percona-Server-shared-57-5.7.22-22.1.el7.x86_64.rpm \ Percona-Server-shared-compat-57-5.7.22-22.1.el7.x86_64.rpm ``` ``rpm -ivh *.rpm`` 可通过该命令，安装全部的包，包括 debugging，testing，etc # 3.配置文件 数据文件默认在：``/var/lib/mysql/`` 配置文件默认在：``/etc/my.cnf`` # 4.启动、停止服务 CentOS 6: ```bash service mysqld start service mysqld restart ## ... ``` CentOS 7: ```bash systemctl start mysqld.service systemctl restart mysqld.service ## ... ## 添加开机启动 systemctl enable mysqld.service ``` # 5.卸载 ```bash # 停止服务 service mysqld stop ##or systemctl stop mysqld.service # 删除包 yum remove Percona-Server* # 删除数据目录和配置文件 rm -rf /var/lib/mysql rm -f /etc/my.cnf ``` # 6.修改 Percona 默认密码 修改方法与 mysql 5.7 配置一样，运行``mysql_secure_installation``命令，根据提示操作即可。 默认密码在错误日志中，错误日志位置可以在``/etc/my.cnf``文件中找到(``log-error``)，一般是``/var/log/mysqld.log``，可以通过以下命令快捷找到： ```bash cat /var/log/mysqld.log | grep "temporary password" ```