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Monthly Archives: November 2012

Percona Live London 2012: Percona XtraDB Cluster in a nutshell

On Monday I will deliver with Seppo Jaakola from Codership a tutorial on Percona XtraDB Cluster (Percona Server + Galera). Already in London and you don’t know how to consume the hotel’s bandwidth ? If …

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What Operating System do you run MySQL on in Production

This Friday we’ll have two polls instead of one to learn about Operating system we’re using to run MySQL. First Poll is about production use and second is about development. I know many developers would …

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Replication of the NOW() function (also, time travel)

Notice the result of the NOW() function in the following query. The query was run on a real database server and I didn’t change the clock of the server or change anything in the database …

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Webinar: Best Practices for a Successful TokuDB Evaluation
by:

In this webinar we will show step by step how to install, configure, and test TokuDB for a typical performance evaluation. We’ll also be flagging potential pitfalls that can ruin the eval results. It will …

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Announcing Percona Playback 0.5

Percona is glad to announce the release of Percona Playback 0.5 on November 26th, 2012. Downloads are available from our download site and Percona Software Repositories. Percona Playback is a tool for replaying the load …

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Realtime stats to pay attention to in Percona XtraDB Cluster and Galera

I learn more and more about Galera every day.  As I learn more, I try to keep my myq_gadgets toolkit up to date with what I consider is important to keep any eye on on a …

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What CPU Architecture do you prefer for running MySQL In production

Time for another poll! I wonder What CPU Architecture do you use for running MySQL in Production ? I guess most of the game here is between Intel and AMD x86-64 variants though I wonder …

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Full table scan vs full index scan performance

Earlier this week, Cédric blogged about how easy we can get confused between a covering index and a full index scan in the EXPLAIN output. While a covering index (seen with EXPLAIN as Extra: Using …

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Get Me Some Query Logs!

One of my favorite tools in the Percona Toolkit is pt-query-digest.  This tool is indispensable for identifying your top SQL queries, and analyzing which queries are accounting for your database load. But the report you get …

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Speaking at Percona Live London 2012: Percona XtraDB Cluster in a nutshell

If you are interested by a great and revolutionary HA solution for MySQL or even if you already have some experience with PXC and/or Galera, I invite you to attend the tutorial I will deliver …

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