How Does MySQL Replication Works?

How Does MySQL Replication Works?

August 1, 2015February 24, 2016 Satya Prakash 0 Comments How Does MySQL Replication Works?, how replication events are written on the master, how they are transferred to the replication slave, mysql repolication

Of course, there are many aspects of MySQL replication, but my main focus will be the logistics – how replication

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mysqldump – MySQL Database Backup and restore program

July 30, 2015 Satya Prakash 3 Comments mysql database backup[, mysql database restore, mysql dump option, mysqldump, mysqldump - mysql backup, mysqldump - MySQL Database Backup and restore program, mysqldump options

What is mysqldump The mysqldump client is a utility that performs logical backups, producing a set of SQL statements that can be run

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MySQL Master-Master-Slave-Slave Replication

January 25, 2015February 12, 2016 Satya Prakash 46 Comments Here we are going to create a Master -> Master -> Slave -> Slave replications architecture. database_structure I am expecting here, in this example we have 2. Now restart MySQL. Master 2 (Slave 1) Modify your MySQL config file. Add the following in [mysqld] [mysqld] server-id=2 auto_increment_offset=2 auto_increment_increment=2 lo, it does as the name suggests - offsets the auto increment value. auto_increment_increment should be set to the number of servers you have as masters, located in /etc directory. (vi /etc/my.conf) Add the following lines to [mysqld] [mysqld] server-id=1 auto_increment_offset=1 auto_increment_increment=2 log-bin binlog-ignore-db=mysql binlog-ignore-db, MySQL Master-Master-Slave-Slave Replication, under [mysqld] put the following [mysql] server-id=4 master-host = 10.1.1.2 master-user = replication master-password = password master-port = 3306 Save and restart MySQL. Open a MySQL prompt and run , under [mysqld] put the following [mysqld] server-id=3 master-host = 10.1.1.1 master-user = replication master-password = password master-port = 3306 Save and restart MySQL. Open a MySQL prompt and run, usually named my.cnf or mysql.cnf, you have MySQL installed and set-up as normal. Master 1 will be known as Master 1 and Slave 2 with IP 10.1.1.1 Master 2 will be known as Master 2 and Slave 1 with IP 10.1.1.2 Slave 1 will be known as

Here we are going to create a Master -> Master -> Slave -> Slave replications architecture. I am expecting here , you

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MySQL Replication Slave I/O Thread States

September 4, 2014 eduguru 0 Comments a timeout occurs. At that point, after the connection to the master is established. Registering slave on master A state that occurs very briefly after the connection to the master is established. Requesting binlog dump A state that o, after the connection to the master is established. The thread sends to the master a request for the contents of its binary logs, and the relay logs have grown large enough that their combined size exceeds this value. The I/O thread is waiting until the SQL thread frees enough space by processing relay log contents so that it ca, MySQL Replication Slave I/O Thread States, starting from the requested binary log file name and position. Waiting to reconnect after a failed binlog dump request If the binary log dump request failed (due to disconnection), the state becomes Waiting for master to send event. Waiting for the slave SQL thread to free enough relay log space You are using a nonzero relay_log_space_limit value, the thread considers the connection to be broken and makes an attempt to reconnect. Queueing master event to the relay log The thread has read an event and is copying it to the relay log so that the S, the thread goes into this state while it sleeps, then tries to reconnect periodically. The interval between retries can be specified using the CHANGE MASTER TO statement or the --master-connect-retry option. Reconnecting after a failed binlog dump r, Waiting for master update The initial state before Connecting to master. Connecting to master The thread is attempting to connect to the master. Checking master version A state that occurs very briefl

Waiting for master update The initial state before Connecting to master. Connecting to master The thread is attempting to connect

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mysql database replication : How To Step by Step: master -slave replication

July 31, 2014October 13, 2014 eduguru 0 Comments database replication, easy step to mysql replication, master slave replication, my sql database replication : How To Step by Step, my sql master slave replication, mysql master slave replication, mysql replication, mysql replication how to, mysql replication step by step

Here we will help you to setup master-slave replication between MySQL servers. Setup Details: Master Server: 10.0.10.12 Slave Server: 10.0.10.18

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Purge Binary log

April 28, 2016April 30, 2016 Satya Prakash 1 Comment binary log delete, binary log size reduce, MySQL, mysql binary log delete, mysql log, mysql log cleanup, mysql log file delete, mysql old log cleanup, Purge Binary log, reduce binary log size, remove old log mysql, show binary log

If you have enabled binary logging for the point-in-time recovery (or using replication in your environment) option and forgot to

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