下载mysql5.6.23

检测服务是否有mysql

rpm -qa |grep mysql

显示mysql-libs-5.1.73-5.el6_6.x86_64

删除低版本mysql

yum remove mysql-libs

解压 tar -zxvf mysql-5.6.23.tar.gz

cd mysql-5.6.23

安装依赖包

sudo yum install cmake gcc-c++ ncurses-devel perl-Data-Dumper

编译

cmake .

make

安装，会在/use/local/下生成mysql

sudo make install

添加mysql用户和组

cd /usr/local/mysql

sudo chown -R mysql .

sudo chgrp -R mysql .

sudo scripts/mysql_install_db --user=mysql

sudo chown -R root .

sudo chown -R mysql data

创建数据库目录

mkdir /data/mysql

chown mysql:mysql /data/mysql

删除默认配置文件

cd /etc

sudo rm -fr my.cnf my.cnf.d

新建配置文件，配置文件见my.cnf文件

初始化mysql

sudo /usr/local/mysql/bin/mysqld_safe --user=mysql &

初始化数据库，会在/data/mysql/目录下创建mysql数据库,需要在mysql安装目录

/usr/local/mysql/scripts/mysql_install_db --user=mysql

配置环境变量

mysql environment

export PATH=/usr/local/mysql/bin:$PATH

alias mysql_start="mysqld_safe&"

alias mysql_stop="mysqladmin -uroot -p shutdown"

添加开机启动

cp /usr/local/mysql/support-files/mysql.server /etc/init.d/

chkconfig --add mysql

启动数据库

/etc/init.d/mysql start

修改密码

mysql

use mysql;

UPDATE user SET password = PASSWORD('yicha.123') WHERE user = 'root';

FLUSH PRIVILEGES;

/etc/inin.d/mysql restart

主从配置

主：log-bin=mysql-bin

server-id=1

binlog_format=mixed

重启服务

从：log-bin=mysql-bin

binlog_format=mixed

server-id=2

relay-log-index = slave-relay-bin.index

relay-log = slave-relay-bin

sync_master_info = 1

sync_relay_log = 1

sync_relay_log_info = 1

重启服务，登录

change master to master_host='10.10.63.106',master_user='mysqlrsync',master_password='mysql';

start slave;

show slave statusG;

my.inf文件

# For advice on how to change settings please see

# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html

# *** DO NOT EDIT THIS FILE. It's a template which will be copied to the

# *** default location during install, and will be replaced if you

# *** upgrade to a newer version of MySQL.

[mysqld]

# Remove leading # and set to the amount of RAM for the most important data

# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.

# innodb_buffer_pool_size = 128M

# Remove leading # to turn on a very important data integrity option: logging

# changes to the binary log between backups.

# log_bin

# These are commonly set, remove the # and set as required.

# basedir = .....

# datadir = .....

# port = .....

# server_id = .....

# socket = .....

# Remove leading # to set options mainly useful for reporting servers.

# The server defaults are faster for transactions and fast SELECTs.

# Adjust sizes as needed, experiment to find the optimal values.

# join_buffer_size = 128M

# sort_buffer_size = 2M

# read_rnd_buffer_size = 2M

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

user=mysql

datadir=/data/mysql

default-storage-engine=MyISAM