下载XtraBackup:
# wget https://www.percona.com/downloads/XtraBackup/Percona-XtraBackup-2.4.6/binary/tarball/percona-xtrabackup-2.4.6-Linux-x86_64.tar.gz
解压软件:
# tar xvf percona-xtrabackup-2.4.6-Linux-x86_64.tar.gz -C /usr/local/
# cd /usr/local/
# mv percona-xtrabackup-2.4.6-Linux-x86_64/ xtrabackup
设置环境变量:
# echo "export PATH=/usr/local/xtrabackup/bin:\$PATH">>/etc/profile
# source /etc/profile
安装依赖包:
yum install -y perl-Digest-MD5
全备数据库:
[[email protected] ~]$ innobackupex --defaults-file=/etc/my.cnf --user=root --password=centos --socket=/var/lib/mysql/mysql.sock /mysqlbk
增量备份数据库:
[[email protected] ~]$ innobackupex --defaults-file=/etc/my.cnf --user=root --password=centos --socket=/var/lib/mysql/mysql.sock --incremental --incremental-basedir=/mysqlbk/2017-03-26_21-56-46 /mysqlbk_rec
全备恢复准备:
[[email protected] ~]$ innobackupex --defautls-file=/mysqlbk/my.cnf --apply-log --redo-only /mysqlbk/2017-03-26_21-56-46
增量恢复准备:
[[email protected] ~]$ innobackupex --defaults-fil=/mysqlbk/my.cnf --apply-log /mysqlbk/2017-03-26_21-56-46 --incremental-dir=/mysqlbk_rec/2017-03-26_21-57-11
执行 innobackupex --apply-log:
[[email protected] ~]$ innobackupex --defautls-file=/mysqlbk/my.cnf --apply-log /mysqlbk/2017-03-26_21-56-46
执行恢复:
[[email protected] ~]$ innobackupex --defaults-file=/mysqlbk/my.cnf --socket=/var/lib/mysql/mysql.sock --copy-back /mysqlbk/2017-03-26_21-56-46