下載mysql-5.6.15.tar.gz cmake-2.8.4.tar.gz
(1)先安裝cmake(mysql5.5以後是通過cmake來編譯的)
#tar -zxv -f cmake-2.8.4.tar.gz
#cd cmake-2.8.4
#./configure
#make
#make install
(2)創建mysql的安裝目錄及數據庫存放目錄
#mkdir -p /usr/local/mysql //安裝mysql
(3)創建mysql用戶及用戶組
groupadd mysql
useradd -r -g mysql mysql
(4)安裝mysql
#tar -zxv -f mysql-5.6.15.tar.gz
#cd mysql-5.6.15
#cmake -DCMAKE_INSTALL_PREFIX=/usr/local/mysql
#make
#make install
2.配置
(1)設置目錄權限
# chown -R mysql:mysql /usr/local/mysql
(2)
# cp support-files/my-medium.cnf /etc/my.cnf //源碼配置文件放在/usr/local/mysql/my.cnf,如果讀取的不是,要考到/etc/my.cnf,或者啓動時指向 --default-files=/path
(3)創建系統數據庫的表
# cd /usr/local/mysql
# scripts/mysql_install_db --user=mysql
(4)設置環境變量
在PATH=$PATH:$HOME/bin添加參數爲:
PATH=$PATH:$HOME/bin:/usr/local/mysql/bin:/usr/local/mysql/lib
#source /etc/profile
(5)手動啓動mysql
# ./bin/mysqld_safe --user=mysql &
#/usr/local/mysql/bin/mysqld --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data --plugin-dir=/usr/local/mysql/lib/plugin --user=mysql --log-error=/usr/local/mysql/data/bx_34_31.err --pid-file=/usr/local/mysql/data/bx_34_31.pid --socket=/tmp/mysqld.sock --port=3306
啓動日誌寫在此文件下:/usr/local/mysql/data/localhost.err
關閉MySQL服務
# mysqladmin -u root -p shutdown //這裏MySQL的root用戶還沒有配置密碼,所以爲空值。需要輸入密碼時,直接點回車鍵即可。
(7)修改MySQL的root用戶的密碼以及打開遠程連接
#mysqladmin -uroot -p password xxxxxx //初始設置root密碼
#mysqladmin -uroot -p'xxxxxx' password XXXXXX //修改密碼
# mysql -u root mysql
mysql>use mysql;
mysql>desc user;
mysql> GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "root"; //爲root添加遠程連接的能力。
mysql>update user set Password = password('xxxxxx') where User='root';
mysql>select Host,User,Password from user where User='root';
mysql>flush privileges;
mysql>exit
接下來設置mysql主從
主服務器上:
1) 給同步用戶授權
mysql> GRANT REPLICATION SLAVE ON *.* TO 'tongbu'@'10.16.34.24' IDENTIFIED BY
'123456';
Query OK, 0 rows affected (0.13 sec)
2) 修改主數據庫的配置文件my.cnf,開啓BINLOG,並設置server-id的值,修改之後必須重啓Mysql服務
[mysqld]
log-bin = /usr/local/mysql/log/mysql-bin.log
server-id=1 (謹記主從兩臺機器的id不同)
3)之後可以得到主服務器當前二進制日誌名和偏移量,這個操作的目的是爲了在從數據庫啓動後,從這個點開始進行數據的恢復
mysql> show master status\G;
*************************** 1. row ***************************
File: mysql-bin.000001
Position: 120
Binlog_Do_DB:
Binlog_Ignore_DB:
1 row in set (0.00 sec)
ok,以上一切順利,如果沒有出現master的狀態,注意my.cnf的位置/etc/my.cnf
3)備份數據庫
mysql> flush tables with read lock;
#mysqldump -h127.0.0.1 -p3306 -uroot -p test > /home/chenyz/test.sql
mysql> unlock tables;
從服務器上做如下
1)修改從數據庫的my.cnf,增加server-id參數 ,由於mysql-5.1.7後,不支持配置文件配置master信息,只需配置server-id即可,master信息在mysql命令行配置
[mysqld]
server-id=2
mysql-5.1.7之前版本配置如下信息
log_bin = /var/log/mysql/mysql-bin.log
master-host =10.16.34.24
master-user=tongbu
master-pass=123456
master-port =3306
master-connect-retry=60
replicate-do-db =test
2)在從服務器上,啓動slave進程
mysql> start slave;
3)在從服務器查看salve status
mysql> SHOW SLAVE STATUS\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: localhost
Master_User: root
Master_Port: 3306
Connect_Retry: 3
Master_Log_File: mysql-bin.001
Read_Master_Log_Pos: 120
Relay_Log_File: gbichot-relay-bin.001
Relay_Log_Pos: 548
Relay_Master_Log_File: mysql-bin .001
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
雙Yes即可