innobackupex --user=root --no-timestamp /root/full
4
 innobackupex --user=root --no-timestamp --incremental --incremental-basedir=/root/full /root/inc
6

 innobackupex --user=root --no-timestamp --incremental --incremental-basedir=/root/full /root/inc2
8

복원
innobackupex --apply-log --redo-only /root/full

innobackupex --apply-log --redo-only /root/full --incremental-dir= /root/inc

innobackupex --apply-log --redo-only /root/full --incremental-dir=/root/inc2

 service mariadb stop
 rm -rf /var/lib/mysql/*
 innobackupex --copy-back /root/full
 chown -R mysql:mysql /var/lib/mysql
service mariadb start

innobackupex --no-timestamp --user=root  /root/full
innobackupex --apply-log --redo-only /root/full
to_lsn=`grep to_lsn /root/full/xtrabackup_checkpoints | awk '{ print $3 }'`
innobackupex --user=root --incremental --incremental-lsn=$to_lsn --no-timestamp /root/inc
innobackupex --apply-log --redo-only --incremental-dir=/root/inc /root/full
rm -rf /root/inc/*