mysql master slave setup

Tags: permissions com mysq attention machine ext Root base mysql MasterFirst, MySQL master-slave introductionMySQL master-slave is also called replication, AB replication. Simply speaking is a and b two machines from the back, wri

replication environment, I encountered a lot of problems, so here to summarize:Master-slave Copy read-write separate architecture diagram:As can be seen from the above figure: The network communication between the master and slave servers needs to be normal, that is, the firewall is trusted or 3306 ports need to be open.

Label:MySQL Master sync configuration Step reprint: http://www.jb51.net/article/33624.htm Create a sync user, modify the/ETC/MY.CNF profile, add the following to it, restart the server odd even MySQL service respectivelyMySQL Master Master sync configuration Server name Ip System

Tags: backup and recovery ini ignore _id roo root password mysqldump inf1, MySQL master-slave introduction2. Environment Construction2. Master-Slave Preparation:Modify master configuration file:vim/etc/my.cnfAdd to:server_id = # #

MySQL Replication We know that the binary log of the MySQL database records every clear or potentially changing SQL statement of the database. Therefore, we can achieve the master-slave consistency of mysql based on the binary log. The simple

domain name resolution requests, of course, we can also forward for a domain name, such as:Zone in "qq.com" {Type master;forwarders{192.168.100.20;};}We know that DNS will also enable port 53 for udp/tcp and is for all interfaces, so there is no specific part of the data above. However, how can there be port 953 and listen only to this machine? In fact, that is the remote control function of named, called Remote name Resolution Service control functi

Description: Recently deployed MySQL cluster environment, details as follows M01 and M02 primary replication, M01 and R01 mainly from replication; During the test, the following problems were discovered: 1, M01 and M02 primary replication is not a problem (from the M01 write data can be synchronized to the M02, from the M02 write data can be synchronized to M01); 2, when the master-

Main operation: Enter the main database to view the status: Mysql> Show Master STATUSG;1. Row ***************************file:mysql-bin.000001position:604binlog_do_db:binlog_ignore_db:1 row in Set (0.01 sec)From the operation: Enter the database to view the status from: Mysql> show Slave sta

Why do I need a delayed backup?Percona-xtrabackup is an excellent tool for incremental backups. The delayed backups we talked about today are also using their products.AB replication was previously mentioned in the MySQL AB replication article. Let's first review the key points of MySQL replication. AB replication is also known as master-

Tags: mysql master master slave semi-synchronous MySQL ha cluster: MYSQL-MHAIntroduction: Principle and mechanism of master-slave replicatio

the carriage return, you will find the ">" Symbol of MongoDB become "secondary>" (from) or "primary>" (Master)Why do they change symbols? (MongoDB's ">" Symbol becomes "secondary>" (from) or "primary>" (Master)):Think that when you initialize the replica set, they will be in the meeting after the localhost:20002 election as the primary server (the higher the priority number, the higher the precedence),So l

to viewInitialize replica set configuration (group checklist):Rs.initiate (CONFIG_RS1); --Enter in the carriage return, you will find the ">" Symbol of MongoDB become "secondary>" (from) or "primary>" (Master)Why do they change symbols? (MongoDB's ">" Symbol becomes "secondary>" (from) or "primary>" (Master)):Think that when you initialize the replica set, they will be in the meeting after the localhost:20

Mycat implements Mysql master-slave read/write splitting and mycatmysql master-slave read/write I. Overview There are many online Mycat principles. I will not detail them here. For me, Mycat has the following functions: 1. Mysql

Bin-log where to start the log content, please send me ";4),Slave sql_thread detected the new content in Relay-log, will immediately parse the contents of Relay-log into The Master side performs the actual execution of those executable content and puts it back on the local computer. Summary: The most important thing about MySQL

Tags: Verify mys Ash ide false word waiting replicat dataWhen configuring MySQL master and slave, check the slave status, find the error message,The Error ' The MySQL server is running with the--skip-grant-tables option so it cannot execute this statement ' on query.mysql>sh

MySQL version is different, you can set: Set password for ' backup ' @ ' 10.100.0.200 ' =old_password (' 1234 '))2.2. Copy data(If you are completely new to installing MySQL master server, this step is not required.) Because the newly installed master and slave have the sam

Environment:MySQL database versions of A and B are 5.0.24. A: master serverOperating System: Windows XPIP Address: 192.168.0.81B: slave serverOperating System: Windows XPIP Address: 192.168.0.82 Configuration process:1. Create a backup account in database A. The command is as follows:Grant replication slave, reload, super on *.*To test @ '192. 168.0.82'Identified

Mysql master-slave Replication-skipping error log entries from the slave database (this article is reprinted and hereby declares) during MYSQL Replication, sometimes the POS points on the master-

Objective MySQL master-slave synchronization is currently using a more extensive database architecture, technology is more mature, configuration is not complex, especially for the load is relatively large site, master-Slave synchronization can effectively alleviate the pres

Detailed steps for implementing mysql hot backup in linux (mysql master-slave replication) bitsCN.com Role of the master and slave: 1. it can be used as a backup method. 2. read/write splitting to relieve the pressure on a databas