xbstream -x < ynhw-mysql-slave.01.mysql.prod.sg_fullbak_20180326134255.xbstream -C /data/mysql
cd /data/
chown -R mysql:mysql mysql
然后查看 /data/mysql/xtrabackup_slave_info 文件，已经写好了如下语句：
CHANGE MASTER TO MASTER_LOG_FILE='mysql-bin.000038', MASTER_LOG_POS=211245137