mysql主从拷贝 一主一从
发布时间：2022-07-03 12:35:41 所属栏目：MySql教程 来源：互联网
导读：mysql主从拷贝 一主一从： 1、启动实例3306和3307 2、检查主库配置 [root@client 3306]# egrep log-bin|server|sock my.cnf socket = /data/3306/mysql.sock socket = /application/mysql-5.5.32/tmp/mysql.sock #socket = /data/3306/mysql.sock log-bin
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mysql主从拷贝 一主一从： 1、启动实例3306和3307 2、检查主库配置 [root@client 3306]# egrep "log-bin|server|sock" my.cnf socket = /data/3306/mysql.sock socket = /application/mysql-5.5.32/tmp/mysql.sock #socket = /data/3306/mysql.sock log-bin = /data/3306/mysql-bin server-id = 1 查看配置是否生效 [root@client 3306]# mysql -S /application/mysql-5.5.32/tmp/mysql.sock -e "show variables like 'log_bin'" +---------------+-------+ | Variable_name | Value | +---------------+-------+ | log_bin | ON | +---------------+-------+ 3、检查从库配置 [root@client 3307]# egrep "log-bin|server|sock" my.cnf socket = /data/3306/mysql.sock socket = /application/mysql-5.5.32/tmp/mysql.sock #socket = /data/3306/mysql.sock log-bin = /data/3306/mysql-bin server-id = 1 4、主库配置 mysql>grant replication slave on *.* to 'rep'@'%' identified by 'oldboy123' mysql>flush privileges mysql>flush table with read lock mysql> show master status; mysqldump -S /application/mysql-5.5.32/tmp/mysql.sock -A -B --events --master-data=2 > /tmp/rep1.sql mysql>unlock tables 5、恢复从库 mysql -S /data/3307/mysql.sock < /tmp/rep1.sql cat |mysql -S /data/3307/mysql.sock << EOF CHANGE MASTER TO MASTER_HOST='192.168.12.200', MASTER_PORT=3306,-------------------------------注意不要用引号 MASTER_USER='rep', MASTER_PASSWORD='oldboy123', MASTER_LOG_FILE='mysql-bin.000016', MASTER_LOG_POS=421;--------------------------注意不要用引号 EOF mysql> start slave; mysql> show slave status G; *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.12.200 Master_User: rep Master_Port: 3306 Connect_Retry: 60 Master_Log_File: mysql-bin.000016 Read_Master_Log_Pos: 421 Relay_Log_File: relay-bin.000002 Relay_Log_Pos: 253 Relay_Master_Log_File: mysql-bin.000016 Slave_IO_Running: Yes Slave_SQL_Running: Yes Replicate_Do_DB: Replicate_Ignore_DB: mysql Replicate_Do_Table: Replicate_Ignore_Table: Replicate_Wild_Do_Table: Replicate_Wild_Ignore_Table: Last_Errno: 0 Last_Error: Skip_Counter: 0 Exec_Master_Log_Pos: 421 Relay_Log_Space: 403 Until_Condition: None Until_Log_File: Until_Log_Pos: 0 Master_SSL_Allowed: No Master_SSL_CA_File: Master_SSL_CA_Path: Master_SSL_Cert: Master_SSL_Cipher: Master_SSL_Key: Seconds_Behind_Master: 0 Master_SSL_Verify_Server_Cert: No Last_IO_Errno: 0 Last_IO_Error: Last_SQL_Errno: 0 Last_SQL_Error: Replicate_Ignore_Server_Ids: Master_Server_Id: 1 （编辑：云计算网_宿迁站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
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