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xtrabackup原理及实施
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小白鼠之 xtrabackup 原理及实施
1 XTRABACKUP 和 INNOBACKUPEX 备份和恢复原理 ....................................................................... 2
1.1 ....................................................................................................................................... 2
1.2 ................................................................................................................................... 2
1.3 ....................................................................................................................................... 3
1.4 ................................................................................................................................... 4
1.5 ............................................................................................................................... 4
1.6 ........................................................................................................................... 5
1.7 ....................................................................................................................................... 5
1.8 .............................................................................................................................................. 6
2 XTRABACKUP 和 INNOBACKUPEX 的安装 ...................................................................................... 7
3 用户权限 ....................................................................................................................................... 8
4 常用参数说明 ............................................................................................................................... 9
4.1 XTRABACKUP ............................................................................................................................. 9
4.2 INNOBACKUPEX .......................................................................................................................... 9
5 XTRABACKUP 和 INNOBACKUPEX 实践 ........................................................................................ 12
5.1 ................................................................................................................. 12
5.2 ................................................................................................................. 12
6 重点事项 ..................................................................................................................................... 14
7 备份和恢复的主要信息 .............................................................................................................. 15
7.1 ..................................................................................................................................... 15
7.2 ......................................................................................................................... 16
1 xtrabackup 和 innobackupex 备份和恢复原理
1.1 官方原理
Xtrabackup InnoDB InnoDB
InnoDB redo
InnoDB InnoDB InnoDB
Xtrabackup log sequence numberLSN
xtrabackup
Xtrabackup
xtrabackup
xtrabackup prepare
xtrabackup mysql
xtrabackup innobackupex
MyISAM frm Innobackupex xtrabackup
xtrabackup FLUSH TABLES WITH READ LOCK
MyISAM MyISAM
MyISAM InnoDB prepareInnoDB
xtrabackup
FLUSH TABLES WITH READ LOCK myisam InnoDB
oracle InnoDB prepare recovermyisam
restore
Xtrabackup innobackupex
streaming
incremental
1.2 自己的理解
xtrabackup InnoDB ibd frm
DBA frminnobackupex MyISAM frm xtrabackup
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