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Percona XtraDB Cluster Feature 2: Multi-Master replication

 | January 19, 2012 |  Posted In: Insight for DBAs, MySQL, Percona Software

This is about the second great feature – Multi-Master replication, what you get with Percona XtraDB Cluster. It is recommended you get familiar with general architecture of the cluster, described on the previous post. By Multi-Master I mean the ability to write to any node in your cluster and do not worry that eventually you […]

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How Does Semisynchronous MySQL Replication Work?

 | January 19, 2012 |  Posted In: Insight for DBAs, MySQL

With the recent release of Percona XtraDB Cluster, I am increasingly being asked about MySQL’s semi-synchronous replication. I find that there are often a number of misconceptions about how semi-synchronous replication really works. I think it is very important to understand what guarantees you actually get with semi-synchronous replication, and what you don’t get. The […]

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Backing up binary log files with mysqlbinlog

 | January 18, 2012 |  Posted In: Insight for DBAs, MySQL

Backing up binary logs are essential part of creating good backup infrastructure as it gives you the possibility for point in time recovery. After restoring a database from backup you have the option to recover changes that happend after taking a backup. The problem with this approach was that you had to do periodic filesystem […]

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Announcing Percona Server 5.5.19-24.0

 | January 13, 2012 |  Posted In: MySQL

Percona is glad to announce the release of Percona Server 5.5.19-24.0 on January 13th, 2012 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.19, including all the bug fixes in it, Percona Server 5.5.19-24.0 is now the current stable release in the 5.5 series. All of Percona ‘s software is […]

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Percona testing: Quick test clusters with kewpie!

 | January 13, 2012 |  Posted In: Benchmarks, MySQL

The announcement of Percona XtraDB Cluster seems to have generated a fair bit of interest : ) Although the documentation contains more formal instructions for setting up a test cluster, I wanted to share a quick way to set up an ad-hoc cluster on a single machine to help people play with this (imho) rather […]

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Fractal Tree Indexes and Mead – MySQL Meetup

 | January 11, 2012 |  Posted In: Tokutek, TokuView

  Thanks again to Sheeri Cabral  for having me at the Boston MySQL Meetup on Monday for the talk on “Fractal Tree® Indexes – Theoretical Overview and Customer Use Cases.” The crowd was very interactive, and I appreciated that over 50 people signed up for the event and left some very positive comments and reviews. In addition, the conversation spilled […]

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