mysql rpm包安装

http://dev.mysql.com/downloads/mysql/
http://blog.csdn.net/liumm0000/article/details/18841197/

yum remove mysql-libs-5.1.73-3.el6_5.x86_64 -y

按顺序安装

rpm -ivh mysql-community-common-5.7.13-1.el6.x86_64.rpm
rpm -ivh mysql-community-libs-5.7.13-1.el6.x86_64.rpm
rpm -ivh mysql-community-libs-compat-5.7.13-1.el6.x86_64.rpm
rpm -ivh mysql-community-client-5.7.13-1.el6.x86_64.rpm
rpm -ivh mysql-community-server-5.7.13-1.el6.x86_64.rpm --nodeps
rpm -ivh mysql-community-devel-5.7.13-1.el6.x86_64.rpm

创建用户

groupadd mysql
useradd mysql -g mysql

cat /etc/my.cnf

yum install numactl -y
yum install libaio* -y

编辑配置文件

vim /etc/my.cnf

[mysqld]
datadir=/data/mysql
socket= /var/lib/mysql/mysql.sock
user=mysql
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

mkdir -p /data/mysql
cd /data/mysql

初始化数据库

mysqld --initialize --user=mysql
在结尾显示临时登录密码 登录输入密码 如 bsw6tLFbS,h 或 ‘bsw6tLFbS,h’
或者安装后生成的一个随机密码在 /root/.mysql_secret

service mysql start

修改临时密码

mysql> SET PASSWORD = PASSWORD('123.com');
exit;

ok