November 23, 2014

Percona Server 5.1.56-12.7

Percona Server version 5.1.56-12.7 is now available for download. It is based on MySQL 5.1.56 and is the current stable release in the 5.1 series.

Scaling problems still exist in MySQL 5.5 and Percona Server 5.5

MySQL 5.5 and Percona Server 5.5 do not solve all scalability problems even for read only workloads. Workloads which got a lot of attention such as Sysbench and DBT2/TPC-C scale pretty well a they got a lot of attention, there can be other quite typical workloads however which do not scale that well. This is […]

Multiple purge threads in Percona Server 5.1.56 and MySQL 5.6.2

Part of the InnoDB duties, being an MVCC-implementing storage engine, is to get rid of–purge–the old versions of the records as they become obsolete.  In MySQL 5.1 this is done by the master InnoDB thread.  Since then, InnoDB has been moving towards the parallelized purge: in MySQL 5.5 there is an option to have a […]

Percona Server and XtraBackup for MacOS – experimental binaries

We see demand on MacOS binaries and decided to prepare binaries you can download and use. The are marked as “experimental”, as we do not have big history of using MacOS in production, so we are looking for your feedback and bug reports. Binaries: Percona Server 5.5 : http://www.percona.com/downloads/TESTING/Percona-Server-55/Percona-Server-5.5.11-20.2/release-5.5.11-20.2/114/MacOSX/ Percona Server 5.1: http://www.percona.com/downloads/TESTING/Percona-Server-51/Percona-Server-5.1.56-12.7/release-5.1.56-12.7/226/MacOSX/ Percona XtraBackup: […]