安装环境
OS：RHEL 6.5_X64
MySQL：mysql-5.7.16-linux-glibc2.5-x86_64.tar.gz

1、确认是否已经安装了依赖包
[root@dbrac16 ~]# yum info libaio | grep -A 1 Installed
This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.
Installed Packages
Name        : libaio

2、创建用户和组
[root@dbrac16 ~]# groupadd mysql
[root@dbrac16 ~]# useradd -r -g mysql -s /bin/false mysql

3、解压安装包并修改权限
[root@dbrac16 ~]# cd /usr/local/
[root@dbrac16 local]# tar -xvzf /root/mysql-5.7.16-linux-glibc2.5-x86_64.tar.gz
[root@dbrac16 local]# mv mysql-5.7.16-linux-glibc2.5-x86_64/ mysql
[root@dbrac16 local]# cd mysql/
[root@dbrac16 mysql]# mkdir mysql-files data
[root@dbrac16 mysql]# chown -R mysql:mysql .

4、修改配置文件
[root@dbrac16 mysql]# vim /etc/my.cnf
[mysqld]
datadir=/usr/local/mysql/data
socket=/usr/local/mysql/mysql.sock
user=mysql
symbolic-links=0
character-set-server=utf8

slow-query-log
long_query_time=3
log-output=TABLE
expire_logs_days = 7
event_scheduler=1
innodb_file_per_table=1
innodb_log_file_size=536870912
innodb_buffer_pool_size=1073741824
max_binlog_size=1073741824
log_bin_trust_function_creators=1
innodb_stats_on_metadata=0
max_connect_errors = 1000000
max_connections = 5000
skip_name_resolve = 1
explicit_defaults_for_timestamp=true

[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/usr/local/mysql/my.pid

[client]
socket=/usr/local/mysql/mysql.sock

[mysql]
prompt=(\u@\h)[\d]\_

5、初始化
[root@dbrac16 mysql]# bin/mysqld --initialize --user=mysql
 100 200 300 400 500
 100 200 300 400 500
2017-05-10T06:45:22.857917Z 0 [Warning] InnoDB: New log files created, LSN=45790
2017-05-10T06:45:22.979376Z 0 [Warning] InnoDB: Creating foreign key constraint system tables.
2017-05-10T06:45:23.050120Z 0 [Warning] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: 3de828ce-354c-11e7-9f0b-0050568a4cf6.
2017-05-10T06:45:23.052326Z 0 [Warning] Gtid table is not ready to be used. Table 'mysql.gtid_executed' cannot be opened.
2017-05-10T06:45:23.055440Z 1 [Note] A temporary password is generated for root@localhost: i*JRv8dBo,dO
2017-05-10T06:45:24.359775Z 1 [Warning] 'user' entry 'root@localhost' ignored in --skip-name-resolve mode.
2017-05-10T06:45:24.359823Z 1 [Warning] 'user' entry 'mysql.sys@localhost' ignored in --skip-name-resolve mode.
2017-05-10T06:45:24.359844Z 1 [Warning] 'db' entry 'sys mysql.sys@localhost' ignored in --skip-name-resolve mode.
2017-05-10T06:45:24.359861Z 1 [Warning] 'proxies_priv' entry '@ root@localhost' ignored in --skip-name-resolve mode.
2017-05-10T06:45:24.360360Z 1 [Warning] 'tables_priv' entry 'sys_config mysql.sys@localhost' ignored in --skip-name-resolve mode.

[root@dbrac16 mysql]# bin/mysql_ssl_rsa_setup
Generating a 2048 bit RSA private key
...................+++
................................+++
writing new private key to 'ca-key.pem'
-----
Generating a 2048 bit RSA private key
................................................................................................................................................+++
..............................+++
writing new private key to 'server-key.pem'
-----
Generating a 2048 bit RSA private key
.........+++
..........................+++
writing new private key to 'client-key.pem'
-----

6、配置服务
[root@dbrac16 mysql]# cp support-files/mysql.server /etc/init.d/mysqld
[root@dbrac16 mysql]# chkconfig --add mysqld
[root@dbrac16 mysql]# chkconfig --list mysqld
mysqld          0:off   1:off   2:on    3:on    4:on    5:on    6:off
[root@dbrac16 mysql]# /etc/init.d/mysqld start
Starting MySQL. SUCCESS!
[root@dbrac16 mysql]# echo 'export PATH=/usr/local/mysql/bin:$PATH' >>/etc/profile
[root@dbrac16 mysql]# source /etc/profile

7、修改密码
[root@dbrac16 mysql]# mysql -u root -p
Enter password: i*JRv8dBo,dO
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.16

Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

(root@localhost)[(none)] SET PASSWORD = PASSWORD('123456');
Query OK, 0 rows affected, 1 warning (0.00 sec)

(root@localhost)[(none)] flush privileges;
Query OK, 0 rows affected (0.00 sec)

(root@localhost)[(none)] use mysql;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Database changed
(root@localhost)[mysql] update user set host = '%' where user = 'root';
Query OK, 1 row affected (0.00 sec)
Rows matched: 1  Changed: 1  Warnings: 0

(root@localhost)[mysql] flush privileges;
Query OK, 0 rows affected (0.00 sec)

[root@dbrac16 mysql]# /etc/init.d/mysqld restart
Shutting down MySQL.. SUCCESS!
Starting MySQL. SUCCESS!

8、查看运行情况
[root@dbrac16 mysql]# netstat -tunlp | grep 3306
tcp        0      0 :::3306                     :::*                        LISTEN      28493/mysqld        
[root@dbrac16 mysql]# ps -ef | grep mysql | grep -v grep
root     28321     1  0 12:04 pts/0    00:00:00 /bin/sh /opt/data/mysql/bin/mysqld_safe --datadir=/opt/data/mysql/data --pid-file=/opt/data/mysql/data/dbrac16.pid
mysql    28493 28321  0 12:04 pts/0    00:00:00 /opt/data/mysql/bin/mysqld --basedir=/opt/data/mysql --datadir=/opt/data/mysql/data --plugin-dir=/opt/data/mysql/lib/plugin --user=mysql --log-error=/var/log/mysqld.log --pid-file=/opt/data/mysql/data/dbrac16.pid --socket=/opt/data/mysql/mysql.sock



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