master:
mysqldump -uroot -p --databases perceive >/app/backup/perceive.sql
tar -zcvf mysql.tar perceive.sql
slave :
stop slave;
CHANGE MASTER TO
MASTER_HOST='192.168.0.184',
MASTER_PORT=2206,
MASTER_USER='root',
MASTER_PASSWORD='passwd',
MASTER_LOG_FILE='mysql-bin.000012',
MASTER_LOG_POS=424494537;
start slave;