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Configure MySQL Database master-slave replication is for data to be more secure, better performance, can achieve fast failover and so on Here are two dual-core 4GB memory of the Ubuntu 14.04+mariadb-10.0.13 master and slave copy. Let's take a look at the my.cnf configuration file where we compiled the installe
MySQL replication is primarily replicated from the primary master. What is master-slave replication Master-slave replication means that there is a single device to do as the primary server, one or more servers as from the server
Tags: MariaDB primary master semi-synchronous replicationMARIADB Primary Master semi-synchronous, that is, two master-slave synchronization is turned on semi-synchronous replication.I. MARIADB01 master MariaDB02 from open semi-synchronous replication1. MariaDB01 MasterSET GL
the server IO thread, manually change the asynchronous mode to semi-synchronous modeMariaDB [mydb]> STOP SLAVE io_thread;MariaDB [mydb]> SET GLOBAL rpl_semi_sync_slave_enabled = on;MariaDB [mydb]> SHOW GLOBAL VARIABLES like ' rpl_semi% ';MariaDB [mydb]> START SLAVE io_thread;※ You can view the error log from the library to see if it takes effect3. Configuration
The ultimate goal of data replication is to synchronize the data of one server with the data of another server, which can achieve data redundancy or load balancing of services. A master server can connect multiple slave servers, and the slave server can act as the master server in turn. The master-slave server can be l
Overview replication is usually used to create a copy of the master node to ensure high availability by adding redundant nodes. Of course, replication can also be used for other purposes, such as reading and analyzing data on the slave node. In horizontally Scalable businesses, replication is easy to implement, mainly
The data synchronization function of mysql not only provides load balancing for database queries to a certain extent, but also provides great help for database redundancy, backup, recovery, and load balancing. The data synchronization function can be implemented through master-slave replication, while master-slave replication
Mysql master-slave and master-slave replication configuration demonstration, mysql master-slave Experimental System: CentOS 6.6 _ x86_64 Prerequisites: Prepare the compiling environment in advance, and disable both firewall and selinux. Tutorial Description: There are two hosts in this experiment, and IP addresses are
Detailed description of MySQL master-slave replication-log point-based replication, mysql master-slave Log point-based Replication 1. Create a dedicated replication account for the master
= mysql -- datadir =/mydata/data/Cp support-files/my-large.cnf/etc/my. cnfCp support-files/mysql. server/etc/init. d/mysqldChkconfig -- add mysqldChkconfig mysqld on 2. Edit the configuration file: Vim/etc/my. cnf--------------------------------Datadir =/mydata/data // Add this row--------------------------------Service mysqld start/Usr/local/mysql/bin/mysql // connection test Ii. Master-slave Replication
Label:synchronous, asynchronous, semi-synchronous replication comparison:Synchronous replication: Master commits the transaction until the transaction is committed at all slave, and the client is returned, and the transaction is completed. Disadvantage: There can be a significant delay in completing a transaction.Asynchronous
The ddl and dml operations of the master database on the master server are uploaded to the slaves server through binary logs, and these log files are re-executed on the master server. The ddl and dml operations of the master database on the master server are uploaded to the
= 1Innodb_flush_logs_at_trx_commit = 1(3) Database Replication FilteringMaster Server[Mysqld]Binlog-do-db = mageduFilter on the master server: no database-related write operations will be recorded in binary logs, so it is best not to set them. Generally, you can set them on the slave server.Slave Server:Replicate_do_dbRpplicate_ignore_db Replicate_do_tableReplicate_ignore_table Replicate_wild_do_tableRepli
Master-slave replication for mysql and master-slave replication for mysql Mysql master-master replication Summary I. Main Ideas of Mysql Master
MYSQL usage experience (8)-configuration and recovery of online master-slave replication cluster and online execution of master-slave configuration FLUSHTABLESWITHREADLOCK; UNLOCKTABLES; there is a master.info file under the slave database data folder, is unique from the machine. Reset slave Database: used to make the slave server forget its binary log in the
MySQL master-slave replication principle and architecture, mysql master-slave architecture1 copy Overview The built-in replication function of Mysql is the basis for building large and high-performance applications. This distribution mechanism replicates data from a Mysql host to another Server Load balancer instance,
Tags: mysql, master-slave replication, primary master replicationMySQL master-slave replication and primary master replication1. About MySQLMySQL is a relational database management system, where relational databases store data in
primary server and updates made to tables on the server. Second, MySQL support the type of replication is the binary log format: Statement-based replication: An SQL statement executed on the primary server that executes the same statement from the server. MySQL defaults to statement-based replication for high efficiency Row-based
to tables on the server.Second, MySQL support the type of replication is the binary log format: Statement-based replication: An SQL statement executed on the primary server that executes the same statement from the server. MySQL defaults to statement-based replication for high efficiency Row-based replication
Label:From:http://www.cnblogs.com/tae44/p/4682810.html Experimental system: CentOS 6.6_x86_64 Lab Prerequisites: Prepare the build environment in advance, firewall and SELinux are off The experiment shows that there are 2 hosts in this experiment, such as the topology of IP assignment Lab Software: mariadb-10.0.20 Experimental topology: First, install MySQL 1. Compile and install MARIADB: Tar XF
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