APT安装

wget https://repo.percona.com/apt/percona-release_latest.$(lsb_release -sc)_all.deb
dpkg -i percona-release_latest.$(lsb_release -sc)_all.deb
percona-release enable-only tools release
sudo apt update
sudo apt install percona-xtrabackup-80

YUM安装

sudo yum install \
https://repo.percona.com/yum/percona-release-latest.\
noarch.rpm
sudo percona-release enable-only tools release
sudo percona-release enable-only tools
sudo yum install percona-xtrabackup-80