The following is a look at mariadb multi-source replication (mariadb Multi-master replication) example, I hope to help you.MARIADB multi-source Replication (mariadb
Tags: mysql mariadb master-slave replication multi-instance MySQL master-slave replicationMySQL Multi-instanceMySQL multi-instance, simple to understand is on a server, the MySQL service to open a number of different ports (such a
mariadb Introduction
MARIADB is a branch versionof MySQL, MARIADB's biggest feature is to replace MyISAM 's aria engine and multi-master replication capabilities, and so on. In this document, we mainly introduce multi-master
Connection from library: Mysql-s/data/mysql_data/mysql2/mysql3307.sock Now we are ready to initialize replication from the library instance. Execute the following command from the library instance: slave> slave STOP; Next, you will enter a change MASTER command: slave> change MASTER to master_host= ' 127.0.0.1 ', Master_user= ' Repl ', -Master_password= ' Repl ' Master_log_file= ' mysql-bin-log.000001 ', m
master status; Remember the contents of these two columns, from the operation will be used to6. Configuration from (slave-1)VIM/ETC/MY.CNF # #添加如下参数[Mysqld]server-id=2 # #这个数值不能和主一样Log-bin=mysql-binService MySQL Start # #启动mysqlmysqladmin-u root password ' 123456 ' # #设置root密码Mysql-u root-p123456 # #登录mysqlStop slave; # #(OK indicates success, this command is start/stop two threads io and SQL)Change Master
copy is converted.??4. Common Architecture for Replication???? Replication technology in the actual application has a variety of implementation architecture, the following are common:?? 1. A master one from, that is, a master database, one from the database;?? 2. A master multi-slave, that is, a
Master and Slave server time to synchronize, the database version is best consistent, so as to avoid the function of processing, log read, log parsing and other anomalies.
The following three master-slave replication settings are independent.
Notice the impact of firewalls and selinux.
1, simple master-slave replication implementation
(1) configuration of the
Mariadb or MySQL master/Master synchronous Backup Settings (windows)Abstract: This article only describes the configuration of master-master synchronous backup in a dual database. If you need to implement real failover and load balancing, you also need to configure other sof
makes it very easy to track and compare replication things and to recover quickly from crashes. In particular, the INNODB engine must be implemented with the help of gtid in order to achieve high-availability functionality.Second, the application scenarioGtid is especially important when using mariadb for high availability, for example, in a high-availability environment, in a master
First, the use of methods
1, separate MySQL modeDocker run-d \-E Timezone=asia/shanghai \-V/DATA/MARIADB-MASTER:/DATA/MARIADB \-E mysql_root_password=lookback \-P 3,306:3,306 \mariadb:10.0.212, Mariadb MASTERDocker run-d \-E Timezone=asia/shanghai \-V/DATA/
MariaDB multi-instance and MariaDB instance1. Install MariaDB in yum and start
yum install MariaDB-serversystemctl start mariadb.service
2. Create a directory by case and set the owner Group
Store configuration files and databases by case
mkdir -pv /mysqldb/{3306,3307,3308}/
Tags: mysql multi-instance mariadbFirst, Background introductionMARIADB Multi-instance is to open a number of different service ports on a single machine, running multiple MySQL service processes, through different sockets to listen to different service ports to provide their own, non-interference services, each instance can be isolated according to different configuration file settingsSecond, the Operation
mariadb 10 Multi-source Replication (multi-source replication) Business usage scenario analysis, and how to use itOfficial MySQL a slave can only correspond to one MASTER,MARIADB 10 start supporting multi-source replication, and a
MariaDB single-host dual-instance master-slave Replication
MariaDB single-host dual-instance master-slave Replication
MariaDB is actually the same as MySQL, but its name is different.
Start ~ In the previous experiment, we installed Mari
MARIADB Multiple source replication data rollup, as shown in the following figure, in some scenarios, there are A and b two node databases, from the data to read AB Two nodes data to a Slave database
Main A and main B:
[Root@master local]# Tar XF mariadb-10.0.10-linux-x86_64.tar.gz[Root@master local]# ln-sv
MySQL and MariaDB traditional master-slave cluster configuration
The most basic cluster mode for MySQL and MariaDB is the master-slave mode, which is also the most widely used cluster mode for many small and medium-sized enterprises. This cluster is easy to deploy and can be used. Let's step by step.
Install
Mariadb/mysql Master-slave replicationNODE1:172.16.92.1/16 MARIADB Primary ServerNODE2:172.16.92.2/16 mariadb from the serverThe above nodes are CentOS 7.1Configuring the Environment1. Configure the disc yum source2. Turn off SELinux and iptablesNODE1:MARIADB Primary Server[
MariaDB standalone dual-instance master-slave replication. MariaDB is actually the same as MySQL. If it is different, it is named differently.
MariaDB standalone dual-instance master-slave replication. MariaDB is actually the same
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