July 24, 2014

How to find bugs in MySQL

Finding bugs in MySQL is not only fun, it’s also something I have been doing the last four years of my life. Whether you want to become the next Shane Bester (who is generally considered the most skilled MySQL bug hunter worldwide), or just want to prove you can outsmart some of the world’s best […]

Percona XtraBackup 2.2.1 alpha release is now available

Percona is glad to announce the release of Percona XtraBackup 2.2.1-alpha1 on March 28th 2014. Downloads are available from our download site here. This ALPHA release, will be available in our Debian experimental and CentOS testing repositories. This is an ALPHA quality release and it is not intended for production. If you want a high […]

Innodb redo log archiving

Percona Server 5.6.11-60.3 introduces a new “log archiving” feature. Percona XtraBackup 2.1.5 supports “apply archived logs.” What does it mean and how it can be used? Percona products propose three kinds of incremental backups. The first is full scan of data files and comparison the data with backup data to find some delta. This approach […]

Q&A: Common (but deadly) MySQL Development Mistakes

On Wednesday I gave a presentation on “How to Avoid Common (but Deadly) MySQL Development Mistakes” for Percona MySQL Webinars. If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to folks who asked the great questions. I answered as many as we had time […]

Engineer duo from Google, LinkedIn join again for InnoDB talks

Google senior systems engineer Jeremy Cole is once again teaming with LinkedIn senior software engineer Davi Arnaut for two InnoDB-focused sessions at the upcoming Percona Live MySQL Conference and Expo 2014 this April 1-4 in Santa Clara, California. The duo will present “InnoDB: A journey to the core II” on April 2 and “InnoDB: A […]

How to create a new Percona XtraDB Cluster with ClusterControl

We recently announced Percona ClusterControl supplied in partnership with Severalnines. This enterprise-grade cluster management and monitoring software is available with a Percona Support contract covering Percona XtraDB Cluster, MySQL Cluster, or MySQL Galera. In this blog post I am going to show you how to use Percona ClusterControl to to create a new 3-node cluster with Percona XtraDB Cluster. Percona […]

Keynote Speakers for Percona Live MySQL Conference 2014 and $5 Expo Only Passes

The Percona Live MySQL Conference 2014 in Santa Clara, California is just around the corner: April 1-4. There is a tremendous amount of activity leading up to the conference, some of which I will highlight here. Percona Live MySQL Conference 2014 Keynote Speakers I am extremely pleased with the keynote speakers we can now announce. […]

8 common (but deadly) MySQL operations mistakes and how to avoid them

January 22 I gave a presentation on “How to Avoid Common (but Deadly) MySQL Operations Mistakes” for Percona MySQL Webinars. If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to folks who asked the great questions. I answered as many as we […]

Generating test data for MySQL tables

One of the common tasks requested by our support customers is to optimize slow queries. We normally ask for the table structure(s), the problematic query and sample data to be able to reproduce the problem and resolve it by modifying the query, table structure, or global/session variables. Sometimes, we are given access to the server […]

Followup questions to ‘What’s new in Percona XtraDB Cluster 5.6′ webinar

Thanks to all who attended my webinar yesterday.  The slides and recording are available on the webinar’s page.  I was a bit overwhelmed with the amount of questions that came in and I’ll try to answer them the best I can here. Q: Does Percona XtraDB Cluster support writing to multiple master? Yes, it does.  However, […]