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Xtrabackup使用案例

發(fā)布時(shí)間:2020-07-24 11:33:11 來(lái)源:網(wǎng)絡(luò) 閱讀:292 作者:hui90877 欄目:MySQL數(shù)據(jù)庫(kù)

一、備份用戶創(chuàng)建
CREATE USER 'bkpuser'@'localhost' IDENTIFIED BY 'bkpuser';
GRANT RELOAD, LOCK TABLES, PROCESS, REPLICATION CLIENT ON . TO 'bkpuser'@'localhost';
FLUSH PRIVILEGES;

二、備份

-- 執(zhí)行備份 (不帶時(shí)間戳)
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --socket=/data/mysql/db_test/mysql.sock --parallel=8 --slave-info --no-timestamp /data/backups/full

-- 執(zhí)行備份 (帶時(shí)間戳)
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --socket=/data/mysql/db_test/mysql.sock --parallel=8 --slave-info /data/backups/full

-- 執(zhí)行備份 (具體某個(gè)庫(kù))
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --socket=/data/mysql/db_test/mysql.sock --databases=t1 --parallel=8 --slave-info /data/backups/full

-- 執(zhí)行備份 (增量備份,全備基礎(chǔ)上進(jìn)行增量備份)
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --socket=/data/mysql/db_test/mysql.sock --incremental-basedir=/data/backups/full/2018-05-02_13-42-59/ --incremental /data/backups/inc

-- 執(zhí)行備份 (增量備份,增備基礎(chǔ)上進(jìn)行增量備份)
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --socket=/data/mysql/db_test/mysql.sock --incremental-basedir=/data/backups/inc/2018-05-02_13-44-24/ --incremental /data/backups/inc

三、恢復(fù)

-- 全量恢復(fù)
rm -rf /data/mysql/db_test/data/ #刪除數(shù)據(jù)目錄
rm -rf /data/mysql/db_test/ulog/ #刪除數(shù)據(jù)目錄

/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --copy-back /data/backups/full/2018-05-02_13-42-59/

-- 修改文件夾權(quán)限
chown -R mysql:mysql /data/mysql/db_test/data
chown -R mysql:mysql /data/mysql/db_test/ulog

-- 增量恢復(fù)(全備基礎(chǔ)上做增量恢復(fù))
-- 其實(shí)就是將全備和增備合并在一起,然后進(jìn)行恢復(fù)
rm -rf /data/mysql/db_test/data/ #刪除數(shù)據(jù)目錄
rm -rf /data/mysql/db_test/ulog/ #刪除數(shù)據(jù)目錄

/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/ --incremental-dir=/data/backups/inc/2018-05-02_13-44-24
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --copy-back /data/backups/full/2018-05-02_13-42-59/

-- 增量恢復(fù)(增備基礎(chǔ)上做增量恢復(fù))
-- 將全備+增備1+增備2全部放一起恢復(fù)
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/ --incremental-dir=/data/backups/inc/2018-05-02_13-44-24
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/ --incremental-dir=/data/backups/inc/2018-05-02_13-45-45
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --apply-log --redo-only /data/backups/full/2018-05-02_13-42-59/
/usr/local/xtrabackup/bin/innobackupex --defaults-file=/data/mysql/db_test/conf/test.cnf --user=bkpuser --password=bkpuser --copy-back /data/backups/full/2018-05-02_13-42-59/

-- 修改文件夾權(quán)限
chown -R mysql:mysql /data/mysql/db_test/data
chown -R mysql:mysql /data/mysql/db_test/ulog

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