server is not allowed and do not know the other, resulting in the inability to insert a new user problem arises. This will require manual creationDMLstatement to synchronize the table structure of the old and new versions. This allows you to synchronize the changes to the cluster or from the library, which is more secure. It is worth noting that, although shorter than the set value, the system considers the table to be corrupt. However, longer than the set value, or the field name case differen
.el6.rf.x86_64.rpm#rpm-IVH percona-xtrabackup-24-2.4.7-1.el7.x86_64.rpm 2.3 The syntax format of the Innobackupex command?#innobackupex Options?--user User Name--password Password--databases Library Name--no-timestamp a subdirectory name that does not use the system date for the backup directory--apply-log Recovery Log--copy-back Recovering data A, use innobackupex name only to do full and full recovery? A.1 Full backup #innobackupex--user root--p
MySQL backup xtrabackup (recommended for backup InnoDB): https://www.percona.com/downloads/XtraBackup/Installing Xtrabackup[email protected] ~]# Yum install Percona-xtrabackupFull backup Node OneModify the configuration file, set to a single table space for each table, which must be set when the database is installed[E
Tags: 4.0 library file default Lib Pex WAP physical preparation Removethree ways to restore MySQL backup based on mysqldump, LVM2, Xtrabackup, respectivelyFirst, the use of mysqldump implementation of logical backup operations1. In/etc/my.cnf, add the following to open the binary logInnodb-file-per-table = OnSkip-name-resolve=onLog_bin=/var/log/maradb/binlog2. Backup data, lock table, binary log to do scrol
Xtrabackup is an online hot backup tool developed by Percona company, which is open source and free of charge. Do not support Windowsxtrabackup website: www.percona.com need to go to the official website to download this tool: https://www.percona.com/software/mysql-database/ Percona-xtrabackup Xtrabackup Some features:
Xtrabackup:Advantages of Xtrabackup:1. Fast, support parallel backup. --parallel=82. Online backup backup, do not block read/write (INNODB), add global lock to MyISAM3. Support to build master-slave copy OnlineBasic practical methods of Xtrabackup:--Fully preparedInnobackupex--defaults-file=/etc/my.cnf--user=root--socket=/var/lib/mysql/mysql.sock--parallel=8/home
Although PXC supports adding cluster nodes online, it has not yet addressed the Wsrep_sst_method=xtrabackup or wsrep_sst_method=mysqldump times error. Therefore, try to manually complete the Xtrabackup backup and restore and add the nodes to the cluster.Scene:There are three clean CentOS 6 servers, IP configured as: 192.168.166.169,192.168.166.170,192.168.166.171, ready to build three nodes of Percona XtraD
Label:Innobackupex is a script inside the Xtrabackup package that uses different script commands for different versions of MySQL, as well as processing for the MyISAM engine and InnoDB engine, and handles MyISAM to add read locks on their own. Required permissions for MySQL user backup RELOAD, LOCK TABLES (unless--no-lock parameter is specified) for flush TABLES
How to use Innobackupex1. Full backup parameters a full backup address is fully backed up to the/data/mysql/back_up/all_testdb_20140612 directoryInnobackupex--user=root--password=123456--no-timestamp/data/mysql/back_up/all_testdb_20140612Now the full backup directory is/data/mysql/back_up/all_testdb_201406122. Incremental backupFirst timeSH incremental_backup.sh/
#!/bin/bash#by martin.liutoday= ' Date +%y%m%d ' backuppath=/usr/local/mysql_backupbackuplog=bak_$ today.logbackupfile= $Today. tar.gzdbuser=rootdbpassword= ' 123456 ' dbhost=localhostmkdir-p $BackupPath/$ Todayinnobackupex--user= $DBUser--password= $DBPassword--slave-info--stream=tar $BackupPath/$Today/2> $backuppath/$Today/$BackupLog | Gzip 1> $BackupPath/$Today/$BackupFileAs a script, the function is to make a full backup of the data within MySQL.Combine Scheduled Tasks#crontab-EJoin2 * * */o
Recently, we want to restore the data of multiple MySQLServer instances backed up using xtrabackup to another MySQL server and start multiple instances using different ports as the review environment.
Recently, we want to restore the data of multiple MySQL servers backed up by xtrabackup to another
Xtrabackup's last full library backup (InnoDB only)
Generate backups as streams, which can be saved directly to remote machines (useful when local hard disk space is low)
The MySQL database itself provides tools that do not support true incremental backups, and binary log recovery is a point-in-time (point-in-time) recovery rather than an incremental backup. The Xtrabackup tool supports incremental backup
Use the earlier version of Xtrabackup to restore the full backup file created by the later version of Xtrabackup.Recently, we want to restore the data of multiple MySQL servers backed up by xtrabackup to another MySQL Server and start multiple instances using different ports as the review environment. Several database
. **************************************** **************************************** *********************** **************************************** *********************************#! /Bin/sh # usage :#. /restore. sh/Incremental backup parent directory # ocpyang@126.com # NOTE: Make sure mysql service is stopped and data and log directories are cleared before recovery starts, for example, # rm-rf/usr/local/mysql
XTRABACKUP_METADATA_FILENAME and obtain the original information;
Metadata_type
3. xtrabackup_init_temp_log ()
4. innodb_init_param ()
2670 /************************************** **********************************
2671 Initialize the tablespace memory cache and populate it by scanning for and
2672 opening data files.
2673 @ returns DB_SUCCESS or error code .*/
Xb_data_files_init ()Application incremental to full
Xtrabackup_apply_deltas ()
Resetting innodb initialization parameters
Innodb_init_
No downtime xtrabackup create slave node, xtrabackupslaveMaster: 10.1.1.17: 3306 slave: 10.1.1.18: 3307slave node complete basic environment configuration: Create mysql users, install mysql software of the same version, xtrabackup software package, create directory, configure script1. Create a full backup: master [
Xtrabackup backup of large databases (full backup and Incremental Backup)
Xtrabackup
Xtrabackup is a free Database Hot Backup Software open source by percona. It can back up InnoDB databases and XtraDB storage engine databases in non-blocking ways (Table locks are also required for MyISAM backup ); mysqldump is a logical backup. The biggest drawback is that the b
XtraBackup and InnoBackupex online backup
XtraBackup online backup:
A hot standby tool dedicated to InnoDB and XtraBackup. It is a C language program dedicated to backing up InnoDB and XtraDB engine objects.
Efficient, complete, and available backup Sets
Transactions are not blocked during Backup Task execution.
Saves disk space and reduces network bandwidth
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