1）安装: http://www.percona.com/downloads/ 下载 Percona XtraBackup
2）wget https://www.percona.com/downloads/Percona-XtraBackup-2.4/Percona-XtraBackup-2.4.13/binary/tarball/percona-xtrabackup-2.4.13-Linux-x86_64.libgcrypt11.tar.gz
3）tar -zxvf percona-xtrabackup-2.4.13-Linux-x86_64.libgcrypt11.tar.gz
4）cd percona-xtrabackup-2.4.13-Linux-x86_64/bin/
5)
cp innobackupex /usr/bin/innobackupex
cp xtrabackup /usr/bin/xtrabackup
[root@localhost bin]# xtrabackup -v
xtrabackup: recognized server arguments: --datadir=/home/mysql
xtrabackup version 2.4.13 based on MySQL server 5.7.19 Linux (x86_64) (revision id: 3e7ca7c)
6) 备份数据库
innobackupex --defaults-file=/etc/my.cnf --user=root --password=123456 --host=127.0.0.1 --databases=test /home/test/xtrabackup/
