数据库的完整备份
[root@vhost1 ~]# innobackupex --defaults-file=/mysqldata/3306/my.cnf --user=root --password='root' --socket=/mysqldata/3306/tmp/mysql.sock /mysqlbackup
[root@vhost1 ~]# ls /mysqlbackup/2017-09-11_14-59-02/
backup-my.cnf ibdata1 mydb1 mysql performance_schema sakila test xtrabackup_checkpoints xtrabackup_info xtrabackup_logfile
[root@vhost1 ~]# du -sh /mysqlbackup/2017-09-11_14-59-02/
39M /mysqlbackup/2017-09-11_14-59-02/