September 2, 2014

Percona Server 5.1.52-12.3

Percona Server version 5.1.52-12.3 is now available for download. The main purpose of this release is to update the current Percona release candidate to the latest version of MySQL 5.1. The release also includes the HandlerSocket plugin, which provides NoSQL features in Percona Server. Functionality Added or Changed Percona Server 5.1.52-12.3 is now based on […]

Percona XtraBackup 1.5-Beta

Percona XtraBackup 1.5-Beta is now available for download. This release adds additional functionality to Percona XtraBackup 1.4, the current general availability version of XtraBackup. This is a beta release. Functionality Added or Changed Support for MySQL 5.5 databases has been implemented. (Yasufumi Kinoshita) XtraBackup can now be built from the MySQL 5.1.52, MySQL 5.5.7, or Percona Server […]

How well does your table fits in innodb buffer pool ?

Understanding how well your tables and indexes fit to buffer pool are often very helpful to understand why some queries are IO bound and others not – it may be because the tables and indexes they are accessing are not in cache, for example being washed away by other queries. MySQL Server does not provide […]

Thinking about running OPTIMIZE on your Innodb Table ? Stop!

Innodb/XtraDB tables do benefit from being reorganized often. You can get data physically laid out in primary key order as well as get better feel for primary key and index pages and so using less space, it is just OPTIMIZE TABLE might not be best way to do it. If you’re running Innodb Plugin on […]

Speaking on San Francisco Meetup 14-Dec : What’s new in XtraDB/InnoDB-plugin 5.1+

Erin and Mike, organizers of SF Meetup generously invited me to talk on coming SF Meetup on Dec-14 about new features in InnoDB in MySQL 5.1 and 5.5 and, what is pay attention to, when you upgrade from MySQL 5.0. Although I personally mostly in 5.1->5.5 upgrade area, Erin insured me that upgrade from MySQL […]

Percona Server 5.1.52-rel11.6

Percona Server version 5.1.52-rel11.6 is now available for download. The main purpose of this release is to update the current Percona stable release to the latest version of MySQL 5.1. Functionality Added or Changed  Percona Server 5.1.52-rel11.6 is now based on MySQL 5.1.52.  New Features Added: None  Other Changes: None Bugs Fixed Bug #671764 – […]

Moving from MyISAM to Innodb or XtraDB. Basics

I do not know if it is because we’re hosting a free webinar on migrating MyISAM to Innodb or some other reason but recently I see a lot of questions about migration from MyISAM to Innodb. Webinar will cover the process in a lot more details though I would like to go over basics in […]

Percona XtraBackup 1.4

Percona XtraBackup 1.4 is now available for download. Version 1.4 fixes problems related to incremental backups. If you do incremental backups, it’s strongly recommended that you upgrade to this release. Functionality Added or Changed Incremental backups have changed and now allow the restoration of full backups containing certain rollback transactions that previously caused problems. Please […]

Percona Server 5.1.51-rel11.5

Percona Community, Percona Server version 5.1.51-rel11.5 is now available for download. The main purpose of this release is to update the current Percona stable release to the latest version of MySQL 5.1. Functionality Added or Changed  Percona Server 5.1.51-rel11.5 is now based on MySQL 5.1.51.  New Features Added: None  Other Changes: None Bugs Fixed  Bug […]

Percona Server with XtraDB Case Study, Behind the Scenes

We’ve published our first case study. The customer, ideeli, had a database that was struggling on standard MySQL and InnoDB. The big win was the upgrade to XtraDB. The business continued to grow quickly, and months later under much more traffic, the database is still outperforming their previous version. I thought I’d write a few […]