MySQL 5.5如何使用Xtrabackup在线创建复制环境
发布时间：2021-12-24 17:51:56 所属栏目：MySql教程 来源：互联网
导读：这篇文章给大家分享的是有关MySQL 5.5如何使用Xtrabackup在线搭建复制环境的内容。小编觉得挺实用的，因此分享给大家做个参考，一起跟随小编过来看看吧。 --编辑Master的配置文件 [root@localhost install]# vim /etc/my.cnf # Log server-id = 100 log-bin
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这篇文章给大家分享的是有关MySQL 5.5如何使用Xtrabackup在线搭建复制环境的内容。小编觉得挺实用的，因此分享给大家做个参考，一起跟随小编过来看看吧。 --编辑Master的配置文件 [root@localhost install]# vim /etc/my.cnf # Log server-id = 100 log-bin = /log/binlog/mysql-bin --在Slave安装好MySQL软件，安装流程可以参考源码安装文章 http://blog.itpub.net/26506993/viewspace-2072859/ --在Master节点，使用Xtrabackup创建完整备份 关于Xtrabackup，可参考 http://blog.itpub.net/26506993/viewspace-2087734/ http://blog.itpub.net/26506993/viewspace-2088737/ [root@localhost backup]# /install/percona/percona-xtrabackup-2.4.2-Linux-x86_64/bin/innobackupex --defaults-file=/etc/my.cnf --stream=tar /tmp --user system --password 'Mysql#2015' | gzip -> /backup/xtra/xtra_fullbackup_20160501.tar.gz --拷贝备份到Slave节点 [root@localhost backup]# scp /backup/xtra/xtra_fullbackup_20160501.tar.gz root@192.168.78.137:/backup/20160501 解压备份到数据文件目录 [root@localhost 5505]# tar xivfz xtra_fullbackup_20160501.tar.gz -C /mysql_data/5505 在Slave节点上面需要安装Xtraback --使用Xtrabackup准备数据、应用日志，使数据文件达到一致性的状态 [root@localhost bin]# ./innobackupex --defaults-file=/mysql_data/cnf/my.cnf --apply-log /mysql_data/5505 ..... InnoDB: Doing recovery: scanned up to log sequence number 68405269 (0%) InnoDB: Doing recovery: scanned up to log sequence number 68405269 (0%) InnoDB: Database was not shutdown normally! InnoDB: Starting crash recovery. InnoDB: xtrabackup: Last MySQL binlog file position 414, file name /log/binlog/mysql-bin.000012 InnoDB: Removed temporary tablespace data file: "ibtmp1" InnoDB: Creating shared tablespace for temporary tables InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... InnoDB: File './ibtmp1' size is now 12 MB. InnoDB: 96 redo rollback segment(s) found. 1 redo rollback segment(s) are active. InnoDB: 32 non-redo rollback segment(s) are active. InnoDB: 5.7.11 started; log sequence number 68405269 xtrabackup: starting shutdown with innodb_fast_shutdown = 1 InnoDB: FTS optimize thread exiting. InnoDB: Starting shutdown... InnoDB: Shutdown completed; log sequence number 68405621 160430 23:51:25 completed OK! --在Master数据库上面创建复制专用账户 mysql> grant replication slave on *.* to 'repl'@'192.168.78.%' identified by 'Mysql#2015'; Query OK, 0 rows affected (0.04 sec) --配置Slave的配置文件 [root@localhost 5505]# vim /mysql_data/cnf/my.cnf # Log server-id = 200 log-bin = /mysql_log/binlog/mysql-bin relay-log = /mysql_log/binlog/product-relay-bin relay-log-index = /mysql_log/binlog/product-relay-index binlog_cache_size = 32M max_binlog_cache_size = 512M max_binlog_size = 512M binlog_format = MIXED relay_log_recovery = 1 --启动Slave节点的Mysql服务 [root@localhost bin]# /data/bin/mysqld_safe --defaults-file=/mysql_data/cnf/my.cnf & --配置Slave节点复制环境 查询Slave节点连接Master节点的二进制文件和位置 使用Xtrabackup备份时，在xtrabackup_binlog_info文件中会保存这部分信息 [root@localhost 5505]# more xtrabackup_binlog_info mysql-bin.000012 414 --在Slave节点执行CHANGE MASTER语句 mysql> change master to -> master_host='192.168.78.139', -> master_port=3306, -> master_user='repl', -> master_password='Mysql#2015', -> master_log_file='mysql-bin.000012', -> master_log_pos=414; Query OK, 0 rows affected (0.13 sec) --启动应用线程 mysql> start slave; --查看同步状态 mysql> show slave statusG *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.78.141 Master_User: repl Master_Port: 3306 Connect_Retry: 60 Master_Log_File: mysql-bin.000013 Read_Master_Log_Pos: 341 Relay_Log_File: product-relay-bin.000003 Relay_Log_Pos: 487 Relay_Master_Log_File: mysql-bin.000013 Slave_IO_Running: Yes Slave_SQL_Running: Yes 感谢各位的阅读！关于“MySQL 5.5如何使用Xtrabackup在线搭建复制环境”这篇文章就分享到这里了，希望以上内容可以对大家有一定的帮助，让大家可以学到更多知识，如果觉得文章不错，可以把它分享出去让更多的人看到吧！ （编辑：大连站长网） 【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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