Quite often we need to perform a so-called "MySQL instance audit". This common DBA procedure should give you a general view of the MySQL environment. You may be interested in a basic understanding of what kind of operation MySQL performs, how much memory does it use, or how well does it look from the performance point of view. There is no easy out-of-the-box way to do such an audit on a MySQL server. You can use "SHOW STATUS" and check the list of system variables, but this way can hardly be called DBA-friendly. Fortunately there are several tools to make this process easier. Among most popular are mysqlreport and MySQLTuner. In this post I'd like to give a brief overview of MySQLTuner.So, what can MySQLTuner do? Quoting the documentation: "MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability. Within  []

Includes: the link to the playlist for all 11 videos plus 11 individual links to each video: Spider: Sharding for the Masses - Giuseppe Maxia A Better mysqltuner - Sheeri Cabral (my session!) Getting acquainted with Apache Derby - Kristian Wagaan New kid on the block: The BlackRay Data Engine — Felix Schupp MySQL High Availability Solutions — Lenz Grimmer Bringing Master/Slave into the 21st Century using Tungsten Database Clustering — Linas Virbalas PBXT: Technology trends that affect your database — Vladimir Kolesnikov MySQL Proxy: a MySQL toolbox - Architecture and concepts of misuse — Jan Kneschke Galera Replication, multi-master synchronous replication for MySQL — Seppo Jaakola Panel Discussion: The OSS Toolshed Shootout Speakers and technologies: Sheeri K. Cabral - MySQL; Holger Klemt - Firebird; Felix Schupp - BlackRay;  []