1.更新系统源并安装curl命令
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sudo apt update && sudo apt install curl
2.下载 percona-release 存储库包并安装下载的软件包及其依赖项
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curl -O
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sudo apt install gnupg2 lsb-release ./percona-release_latest.generic_all.deb
3.查找存储库并启动
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apt-cache search percona
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percona-release setup pxb-80
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apt install percona-xtrabackup-80
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xtrabackup --version
验证
