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Displaying posts with tag: High Availability (reset)
MySQL Group Replication now on more platforms

A new version of the Group Replication plugin for MySQL is available now. The newest release is available on Mac OS X, Solaris, and FreeBSD.

Additional platform support has been made possible via a new group communication implementation. This new communication system supports communication of messages between servers on many platforms, allowing MySQL to embrace the diversity of the MySQL community and enables Group Replication for more people on more platforms.…

Replication in MySQL 5.7 GA

MySQL 5.7 has been recently declared Generally Available and in it there is a set of new replication features. Over the last 6 years MySQL replication has evolved at a tremendous pace. MySQL 5.6 brought us a lot of new replication features, many that were ground breaking and yes, sometimes controversial.…

Announcing: MySQL Fabric 1.6.2 on Labs

The MySQL Fabric team is pleased to announce that a new version is now available on Labs. This labs release includes our latest developments to give you a taste of what we have been working on. In particular, it includes the following new features and improvements:

  • Multi-node Fabric support is now available! This means that multiple fabric nodes can be started and any node can be contacted to perform operations. This allows Fabric itself to be fault-tolerant (no single point of failure) and distribute request across multiple Fabric nodes. For more information, see: Increasing MySQL Fabric Resilience to Failures: Meet the Multi-Node Fabric 
  • Improved security password management, allowing password to not be passed in plain text in the command line or configuration files. …
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Increasing MySQL Fabric Resilience to Failures: Meet the Multi-Node Fabric

Overview

Redundancy is key to providing resilience to failures, and in Fabric 1.6.2 (now available on MySQL Labs), we have introduced the possibility to start multiple MySQL Fabric instances that are kept consistent through a replicated state machine.

The state machine replication guarantees that all machines (i.e.…

Announcing: MySQL Fabric 1.6.2 on Labs

The MySQL Fabric team is pleased to announce that a new version is now available on Labs. This labs release includes our latest developments to give you a taste of what we have been working on. In particular, it includes the following new features and improvements:

  • Multi-node Fabric support is now available!

Easy Load-balancing and High-availability using MySQL Router

The newest member of the MySQL family, the MySQL Router, was released on labs.mysql.com just a few days ago. In the two previous posts, you could see what kind of features that are currently available as well as how to compile and install the MySQL Router.…

Webinar: Writing Application Code for MySQL High Availability Followup Questions

Thanks to all who attended my webinar last week on Writing Application Code for MySQL High Availability.  This blog is for me to address the extra questions I didn’t have time to answer on the stream.

What do you think about using Galera Cluster but writing to a single Node with LVS ?

Whatever HA strategy you like that can present  a layer 3 or layer 4 to your application tier is fine.  A lot of people using PXC us it in a single-writer (master/slave) kind of way.

Is there any way we can determine slave lag and then decide to use weather master or slave? for e.g. instead of using query to find if data is available in slave then …. use if lag_time < xyz?

One of my main points was that this is usually more expensive to implement inside your application code than it …

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Abstracting Binlog Servers and MySQL Master Promotion without Reconfiguring all Slaves

http://blog.booking.com/abstracting_binlog_servers_and_mysql_master_promotion_wo_reconfiguring_slaves.html

Follow the link above to read my latest article on the Booking.com Developer Blog.  It is about Binlog Servers and how to promote a slave as the new master without reconfiguring all slaves.

This is also a good opportunity to remind you of my next talks:

I’ll be giving a talk about Binlog

Announcing: MySQL Fabric 1.5.5 GA is Available!

The MySQL Fabric team is pleased to announce that a new (GA) release is now available. This release includes several improvements in terms of stability and usability (bug fixes and feature enhancements). In a nutshell:

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Deploy a MySQL Cluster step by step in Linux

Before proceeding installation things , go through cluster basics from the MySQL website and forums. It will be helpful to easily understand installation and configuration. First time is difficult to get things to done in one shot is not possible , no problem will learn it .
MySQL Cluster Installation will be mostly done by two ways.,

  1. Using binaries
  2. rpm(Rethat,CentOS..,)

 Different Linux flavors has different methods to install format , here I have explaining with CentOS7 .

1.Have prepared two different machines to install MySQL Cluster . First you have to login two different machines

Two VM Machines

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