MySQL
此学习文是基于MySQL 8.0写的
得益于大神朋友的悉心指导解决不少坑,才写出此文,向大神奉上膝盖
XtraBackup是由Percona提供的开源备份软件。它能在不关闭服务器的情况下复制普通文件。但为了避免不一致,它会使用REDO日志文件。XtraBackup被许多公司广泛用作标准备份工具。与逻辑备份工具相比,其优势是备份速度非常快,恢复速度也非常快。
以下是Percona XtraBackup的工作原理(摘自Percona XtraBackup文档)。
安装
官网下载:安装包
官网下载:percona-release
1. Apt
方式一、 软件包安装(deb)# nangy @ nangy-vm in ~/Downloads [11:20:23] $ wget https://www.percona.com/downloads/Percona-XtraBackup-LATEST/Percona-XtraBackup-8.0-7/binary/debian/stretch/x86_64/percona-xtrabackup-80_8.0.7-1.stretch_amd64.deb # nangy @ nangy-vm in ~/Downloads [11:21:23] $ sudo gdebi percona-xtrabackup-80_8.0.7-1.stretch_amd64.deb 12345方式二、 软件仓库安装(percona-release) 下载 Percona 库软件包
# nangy @ nangy-vm in ~/Downloads [13:46:20] $ wget https://www.percona.com/redir/downloads/percona-release/debian/latest/percona-release_0.1-6.stretch_all.deb 12安装 Percona 库软件包
# nangy @ nangy-vm in ~/Downloads [13:46:40] $ sudo gdebi percona-release_0.1-6.stretch_all.deb 12查看 Percona 库软件源配置
# nangy @ nangy-vm in ~/Downloads [13:48:54] $ cat /etc/apt/sources.list.d/percona-release.list # # Percona releases, stable # deb http://repo.percona.com/apt stretch main deb-src http://repo.percona.com/apt stretch main # # Testing & pre-release packages # #deb http://repo.percona.com/apt stretch testing #deb-src http://repo.percona.com/apt stretch testing # # Experimental packages, use with caution! # #deb http://repo.percona.com/apt stretch experimental #deb-src http://repo.percona.com/apt stretch experimental
1234567891011121314151617更新本地缓存# nangy @ nangy-vm in ~/Downloads [13:49:34] $ sudo apt update 12安装XtraBackup
# nangy @ nangy-vm in ~/Downloads [13:55:41] $ sudo apt install percona-xtrabackup-80 12
2. Yum
方式一、 软件包安装(rpm)# nangy @ nangy-vm in ~/Downloads [11:22:23] $ sudo yum install -y "https://www.percona.com/downloads/Percona-XtraBackup-LATEST/Percona-XtraBackup-8.0-7/binary/redhat/7/x86_64/percona-xtrabackup-80-8.0.7-1.el7.x86_64.rpm" 12方式二、 软件仓库安装(percona-release) 安装mysql-community-libs-compat
# nangy @ nangy-vm in ~/Downloads [11:22:23] $ sudo yum install -y mysql-community-libs-compat 12安装Percona库:
# nangy @ nangy-vm in ~/Downloads [11:22:23] $ sudo yum install -y "https://repo.percona.com/yum/percona-release-latest.noarch.rpm" 12查看库信息
# nangy @ nangy-vm in ~/Downloads [11:22:23] $ yum list | grep xtrabackup 12安装XtraBackup
# nangy @ nangy-vm in ~/Downloads [11:22:23] $ sudo yum install percona-xtrabackup-80 12
备份
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