Centos 6.9 Install Mysql 5.7.21_glibc

依赖包

yum install numactl libaio perl-Time-HiRes per-devel wget -y

防火墙配置或者
firewall-cmd --zone=public --add-port=3306/tcp --permanent
firewall-cmd --reload

或者
chkconfig iptables off
iptables -F

selinux配置
vi /etc/selinux/config
SELINUX=disabled

查看原来安装的Mysql  
rpm -qa | grep mysql
mysql-libs-5.1.71-1.el6.x86_64

Mysql卸载
rpm -e --nodeps mysql-libs-5.1.71-1.el6.x86_64

下载mysql
wget https://cdn.mysql.com/archives/mysql-5.7/mysql-5.7.21-linux-glibc2.12-x86_64.tar.gz

解压mysql
tar -zxvf mysql-5.7.21-linux-glibc2.12-x86_64.tar.gz

创建目录安装目录以及数据目录
mkdir -p  /usr/local/msyql
mkdir -p  /usr/local/msyql/data

拷贝mysql
mv mysql-5.7.21-linux-glibc2.12-x86_6