官網下載二進位制包

• wget http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.30-linux-glibc2.12-x86_64.tar.gz

解壓

• tar -zxf mysql-5.7.30-linux-glibc2.12-x86_64.tar.gz -C /usr/local/
  cd /usr/local && mv mysql-5.7.30-linux-glibc2.12-x86_64/ mysql　
  cd mysql && mkdir data

配置環境變數

• echo 'export PATH=/usr/local/mysql/bin:$PATH' >> /etc/profile
  source /etc/profile

建立MySQL使用者並初始化

• useradd -s /sbin/nologin mysql -M
  yum -y install libaio*
  mysqld --initialize-insecure --user=mysql --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data

   注：--initialize引數是開啟臨時密碼、安全策略（密碼過期時間）      

修改配置檔案

• cp /etc/my.cnf /tmp
  
  vim /etc/my.cnf
  [mysqld]
  user=mysql
  bind-address=0.0.0.0
  basedir=/usr/local/mysql
  datadir=/usr/local/mysql/data
  socket=/tmp/mysql.sock
  server_id=1
  [mysql]
  socket=/tmp/mysql.sock
  

  　　

新增system管理啟動

• vim  /usr/lib/systemd/system/mysqld.service
  
  [Unit]
  Description=MySQL Server
  Documentation=man:mysqld(8)
  Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
  After=network.target
  After=syslog.target
  [Install]
  WantedBy=multi-user.target
  [Service]
  User=mysql
  Group=mysql
  ExecStart=/usr/local/mysql/bin/mysqld --defaults-file=/etc/my.cnf
  LimitNOFILE = 5000

啟動Mysql服務

• systemctl daemon-reload
  systemctl start mysqld
  netstat -lntp | grep 3306