**************************************************************
--1.全备
**************************************************************
#mysqlbackup --defaults-file=/usr/local/mysql/my.cnf
--host=127.0.0.1 --port=3306 --protocol=tcp
--user=root --password=passwd123! --databases="wind"
--with-timestamp --backup-dir=/backup
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysqldb01-bin.index
backup-and-apply-log
----NOTE:
mysqlbackup: INFO: Could not find binlog index file. binlogs will not be copied for this backup.
Point-In-Time-Recovery will not be possible.
If this is online backup then server may not have started with --log-bin.
You may specify its location with --log-bin-index option.
#cat /backup/2015-04-01_09-39-09/meta/backup_variables.txt |grep 'lsn'
end_lsn=70249846
start_lsn=70249472
/***************************参数
[backup_variables]
apply_log_done=1 # 是否释放检测ibbackup_logfile文件(0表示没有,1表示已经释放)
binlog_index=mysqldb01-bin.index #二进制日志索引文件
binlog_position=mysqldb01-bin.000011:338 #二进制日志文件大小
end_lsn=70249846 # 结束LSN点
has_external_plugins=0 #外部插件
is_compressed=0 #是否压缩(0:否,1:是)
is_incremental=0 #是否是增量为增量备份文件(0:否,1:是)
is_incremental_with_redo_log_only=0 只配置重做日志,当输入数据大小重做日志大小时,会有一场抛出
is_onlyinnodb=0 #是否只备份了innodb的表
is_partial=1 #是服务器备份还是部分备份（0表示全服务器备份,1表示部分备份）
is_skip_unused_pages=0
meb_version=3.12.0 #版本号
start_lsn=70249472 #开始备份的LSN点
***************************/
**************************************************************
---2.增量备份
**************************************************************
mysqlbackup --defaults-file=/usr/local/mysql/my.cnf
--host=127.0.0.1 --port=3306 --protocol=tcp
--user=root --password=passwd123! --databases="wind"
--with-timestamp --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysqldb01-bin.index
--incremental --start-lsn=70249846
--incremental-backup-dir=/backupinc backup
mysqlbackup --defaults-file=/usr/local/mysql/my.cnf
--host=127.0.0.1 --port=3306 --protocol=tcp
--user=root --password=passwd123! --databases="wind"
--with-timestamp --log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysqldb01-bin.index
--incremental --start-lsn=138861169
--incremental-backup-dir=/backupinc backup
**************************************************************
--3.还原指定表空间
**************************************************************
--3.1 合并增量备份到全备
ls /backupinc/
2015-04-01_10-03-16 2015-04-01_10-11-51
mysqlbackup --backup-dir=/backup/2015-04-01_09-39-09
--incremental-backup-dir=/backupinc/2015-04-01_10-03-16
apply-incremental-backup
mysqlbackup --backup-dir=/backup/2015-04-01_09-39-09
--incremental-backup-dir=/backupinc/2015-04-01_10-11-51
apply-incremental-backup
--3.2 模拟删除指定表空间
#cat /usr/local/mysql/my.cnf |grep datadir
datadir=/usr/local/mysql/data
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| jason |
| mysql |
| performance_schema |
| test |
| wind |
+--------------------+
6 rows in set (0.01 sec)
MariaDB [wind]> select count(*) from t1;
+----------+
| count(*) |
+----------+
| 3000000 |
+----------+
1 row in set (0.60 sec)
MariaDB [(none)]> drop database wind;
Query OK, 1 row affected (0.24 sec)
MariaDB [(none)]> commit;
Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| jason |
| mysql |
| performance_schema |
| test |
+--------------------+
5 rows in set (0.00 sec)
--3.3 还原指定表空间
mysqlbackup --defaults-file=/usr/local/mysql/my.cnf
--datadir=/usr/local/mysql/data/
--log-bin-index=/usr/local/mysql/mysql_logs/binary_log/mysqldb01-bin.index
--backup-dir=/backup/2015-04-01_09-39-09
--databases="wind"
copy-back
chown -R mysql /usr/local/mysql
chgrp -R mysql /usr/local/mysql
--3.4验证表空间恢复情况
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| jason |
| mysql |
| performance_schema |
| test |
| wind |
+--------------------+
6 rows in set (0.01 sec)
MariaDB [wind]> select count(*) from t1;
+----------+
| count(*) |
+----------+
| 3000000 |
+----------+
1 row in set (0.60 sec)