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This article introduces the relevant knowledge of "XtraBackup backup and restore MySQL database process". In the actual case operation process, many people will encounter such difficulties. Next, let Xiaobian lead you to learn how to deal with these situations! I hope you can read carefully and learn something!

Download 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

Decompression software:

# 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

Setting environment variables:

# echo "export PATH=/usr/local/xtrabackup/bin:\$PATH">>/etc/profile

# source /etc/profile

Install dependency packages:

yum install -y perl-Digest-MD5

Full database:

[mysql@publicserver ~]$ innobackupex --defaults-file=/etc/my.cnf --user=root --password=centos --socket=/var/lib/mysql/mysql.sock /mysqlbk

Incremental backup database:

[mysql@publicserver ~]$ 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

Fully prepared for recovery:

[mysql@publicserver ~]$ innobackupex --defautls-file=/mysqlbk/my.cnf --apply-log --redo-only /mysqlbk/2017-03-26_21-56-46

Incremental Recovery Preparation:

[mysql@publicserver ~]$ 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

Execute innobackupex --apply-log:

[mysql@publicserver ~]$ innobackupex --defautls-file=/mysqlbk/my.cnf --apply-log /mysqlbk/2017-03-26_21-56-46

Perform Recovery:

[mysql@publicserver ~]$ innobackupex --defaults-file=/mysqlbk/my.cnf --socket=/var/lib/mysql/mysql.sock --copy-back /mysqlbk/2017-03-26_21-56-46

Compress backup set:

[mysql@publicserver ~]$ innobackupex --defaults-file=/usr/local/mysql/my.cnf --user=root --password=centos --socket=/tmp/mysql.sock --stream=tar /tmp | gzip ->/mysqlbk/mysql_fullbackup.tar.gz

"XtraBackup backup restore MySQL database process" content is introduced here, thank you for reading. If you want to know more about industry-related knowledge, you can pay attention to the website. Xiaobian will output more high-quality practical articles for everyone!

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