1、关闭SElinux
sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config (永久关闭)
reboot (重启服务器)
setenforce 0 (临时关闭无须重启)
2、下载MySQL mysql-5.7.28-1.el6.x86_64.rpm-bundle.tar
地址:https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.28-1.el6.x86_64.rpm-bundle.tar
3、使用winscp filezilla等工具传至服务器
4、解压
tar xf mysql-5.7.28-1.el6.x86_64.rpm-bundle.tar
5、安装MySQL-server MySQL-client MySQL-common MySQL-libs
yum localinstall mysql-community-server-5.7.27-1.el6.x86_64.rpm mysql-community-client-5.7.27-1.el6.x86_64.rpm mysql-community-libs-5.7.27-1.el6.x86_64.rpm mysql-community-common-5.7.27-1.el6.x86_64.rpm
6、修改配置文件/etc/my.cnf
vi /etc/my.cnf
[mysqld]
datadir=/data/mysql #MySQL数据目录
socket=/var/lib/mysql/mysql.sock # socket 存放目录
symbolic-links=0
log-error=/var/log/mysqld.log #日志存放目录
pid-file=/data/mysql/mysqld.pid #pid存放目录
lower_case_table_names=1 #不区分大小写
7、启动并初始化MySQL
service mysqld start
8、查找密码/var/log/mysqld.log
cat /var/log/mysqld.log | grep password
9、进入MySQL并修改密码
[root@localhost]# mysql -uroot -p
Enter password:(查找到的密码)
mysql> alter user 'root'@'localhost' identified by 'P@ssw0rd'; #修改密码
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