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mysql centos xtrabackup

北邮郭大宝 2024-06-08 阅读 24
数据库

查看版本:

xtrabackup --version
检查是否安装成功:

《Centos7——实战-完全备份和增量备份》
https://blog.csdn.net/weixin_45842014/article/details/109049759

CentoS7 安装篇十二:mysql主从搭建(xtrackbackup不停机搭建)
https://blog.csdn.net/chengxuyuanjava123/article/details/133854966
使用第三方工具percona-xtrabackup进行数据备份与恢复
https://blog.csdn.net/weixin_68398469/article/details/139335680

wget https://downloads.percona.com/downloads/Percona-XtraBackup-2.4/Percona-XtraBackup-2.4.26/binary/redhat/7/x86_64/percona-xtrabackup-24-2.4.26-1.el7.x86_64.rpm

sudo yum localinstall -y ./percona-xtrabackup-24-2.4.26-1.el7.x86_64.rpm
xtrabackup --version

socket=/var/lib/mysql/mysql.sock


全量备份

sudo xtrabackup --backup --target-dir=/opt/20240607 --user=root --password=1234aA~1 --socket=/var/lib/mysql/mysql.sock

#–backup:表示该操作为备份操作
#–target-dir:指定备份文件的路径,该路径下不能有任何的文件,否则会报错
#–user:备份的用户
#–password:该用户的密码
#–socket:指定socket启动文件路径 通常在:/var/lib/mysql/mysql.sock

全量备份

sudo innobackupex --user=root --password=1234aA~1 --no-timestamp /opt/20240606/

11

5.执行一次全备份

xtrabackup --backup --target-dir=/data/backups/mysql/full_backup

6.在全备份的基准上执行第一次增量备份

xtrabackup --backup --target-dir=/data/backups/mysql_increase1 --incremental-basedir=/data/backups/mysql/full_backup

7.往后的每一次增量备份都以上一次增量备份为基准

xtarbackup --backup --target-dir=/data/backups/mysql_increase2 --incremental-basedir=/data/backups/mysql_increase2
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