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grant REPLICATION SLAVE on *.* To 'backup'@'%' identified by 'backuppwd'
flush privileges
 
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flush tables with read lock
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show master status
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+---------------+----------+--------------+------------------+
| File          | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+---------------+----------+--------------+------------------+
| mysql-bin.003 | 73       |              |                  |
+---------------+----------+--------------+------------------+
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mysqladmin -uroot shutdown
d.µ¼³öÊý¾Ý
tar cvfz data.tar.gz Êý¾Ý¿âÎļþĿ¼
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unlock tables
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nohup /usr/local/mysql/bin/mysqldump -u<user> -p<pwd> -h<host> db --master-data --sock=/usr/local/mysql/tmp/mysqld.sock > master.sql &
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mysql -u<user> -p<pwd> -h<host> db < master.sql
 
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[mysqld]
log-bin=mysql-bin
server-id=1
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[mysqld]
server-id=2
master-host=<master ip>
master-user=<user>
master-password=<pwd>
master-port=3306
master-connect-retry=60
replicate-do-db=backup_db    #Òª¸´ÖƵÄÊý¾Ý¿â
log-slave-updates  #¿ÉÒÔ×÷Ϊmaster,»òÕßÊÇÔÚ´ÓÊý¾Ý¿âÆô¶¯ÃüÁîʱ¼ÓÈë²ÎÊý--logs-slave-updates£¬¿ÉÒÔÅäÖÓÖ÷-->´Ó-->´Ó”µÄÁ´Ê½½á¹¹
read-only=1
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