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Mysql 5.7 Master and Slave

2025-04-06 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >

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Install ignore, refer to my previous blog. Clone the master library from the library. After cloning the master database, you need to modify the UUID in server-id and / data/mysql/auto.cnf, and modify the name of the pid file.

Modify my.cnf

Master: send binlog-do-db=autoopsslave only: accept replicate-do-db=autoops only

Main library settings:

Configuration file is opened log-bin=mysql-bin is generally opened from the library

Mysql > show variables like 'log_bin%' +-- +-+ | Variable_name | Value | +-- +-+ | log_bin | ON | | mysql > grant replication slave on *. * to 'rep'@'192.168.10.%' identified by' 123456' | Mysql > flush privileges

Main library:

Mysqldump-uroot-p-B autoops-events-- master-data=2-- single-transaction > rep.sql

View req.sql records MASTER_LOG_FILE and MASTER_LOG_POS

22-CHANGE MASTER TO MASTER_LOG_FILE='mysql-bin.000009', MASTER_LOG_POS=1564447

Note: use-single-transaction for innodb and-lock-all-tables for myisam.

Scp rep.sql root@192.168.10.36:/root

From the library:

Mysql-uroot-p123456

< /opt/rep.sql CHANGE MASTER TOMASTER_HOST='192.168.10.29',MASTER_PORT=3306,MASTER_USER='rep',MASTER_PASSWORD='123456',MASTER_LOG_FILE='mysql-bin.000009',MASTER_LOG_POS=1486295; /data/master.info //生成的文件 mysql>

Start slave

Mysql > show slave status\ G

Slave_IO_Running: Yes

Slave_SQL_Running: Yes

Relay-bin.index

/ data/3307/relay-bin.000001

/ data/3307/relay-bin.000002

Relay-log.info / Relay Lo

four hundred and twenty seven

Mysql-bin.000005

five hundred and ninety one

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