April 18, 2014

MySQL 5.5.8 and Percona Server: being adaptive

As we can see, MySQL 5.5.8 comes with great improvements and scalability fixes. Adding up all the new features, you have a great release. However, there is one area I want to touch on in this post. At Percona, we consider it important not only to have the best peak performance, but also stable and predictable performance. I refer you […]

Percona Server 5.1.49-rel12.0

Dear Community, Starting with this release, we introduce a new release model for Percona Server. From now on, we will have both Stable and Release Candidate releases. Release Candidates will introduce new features not yet available in Stable releases. Along with new features, our new 5.1.49-12.0 RC contains a couple of patches from the Facebook-MySQL […]

Percona Server 5.1.49-rel11.3

Dear Community, Percona Server version 5.1.49-rel11.3 is now available for download. The changes in this release include: New features Percona Server 5.1.49-rel11.3 is based on MySQL 5.1.49. A new variable was introduced: innodb_use_sys_stats_table. If ON, the table’s statistics are stored statically in the internal table SYS_STATS. The table is populated with the ANALYZE TABLE command. […]

Query Response time histogram – new feature in Percona Server

Recently we had couple posts dedicated to performance monitoring, i.e. Color code your performance numbers, Performance Optimization and Six Sigma, so you may understand we consider stability of performance numbers as one of important area for database management. That’s why we decided to add histogram of queries response times into Percona Server, and our software […]

Recall of Percona Server 5.1.47-11.0

Percona Server release 11.0 which we announced few days ago unfortunately was released with a bug introduced while implementing stripping comments in query cache which could cause server crash with certain types of queries if query cache is enabled. We have released Percona Server release 11.1 which includes a fix for this issue. If you […]

Percona Server 5.1.47-rel11.0

Dear Community, Percona Server version 5.1.47-rel11.0 is available for download now. The changes in this release include: New features Percona Server is now based on MySQL 5.1.47, and XtraDB is now based on InnoDB plugin 1.0.8. XtraDB now uses the fast recovery code released in InnoDB Plugin version 1.0.8, instead of Percona’s earlier fast-recovery code. […]

Security fixes for MySQL 4.0 and 4.1

In Percona Server security fix releases I mentioned patches for MySQL 4.0 and 4.1. I am happy to announce that GoDaddy.com released patches for MySQL 4.0 and MySQL 4.1 under GPL license and you can get them from our Launchpad: for 4.0: lp:~percona-dev/percona-patches/4.0.30 ( or https://launchpad.net/~percona-dev/percona-patches/4.0.30 ) for 4.1: lp:~percona-dev/percona-patches/4.1.24 ( or https://launchpad.net/~percona-dev/percona-patches/4.1.24) Fixed bugs: […]

Percona Server security fix releases

As you may know MySQL ® announced 5.0.91 and 5.1.47 with serious security fixes, so we provide binary releases of Percona Server 5.0 and Percona Server / XtraDB 5.1 with security patches. Fixed bugs: Bug#53371, CVE-2010-1848 Bug#53237, CVE-2010-1850 Bug#50974, CVE-2010-1849 Release Percona Server 5.0.91-rel22 is available in our download area: http://www.percona.com/downloads/Percona-Server-5.0/Percona-Server-5.0.91-22/ Release Percona Server/XtraDB 5.1.45-rel10.2 […]

Percona Server 5.0.90-build21

Dear Community, Percona Server 5.0.90, release 21 is available for use. Comparing to the previous release it has following new features: The build is based on MySQL-5.0.90 Fixed bugs: Fixed Bug #539190 Percona-XtraDB package doesn’t allow libmysqlclient15off Fixed Bug #479106 mysql-5.0.87 + patches-5.0.86 compile fail in ubuntu 9.10 (karmic) Fixed tests mysql, mysql_upgrade, ssl* See […]

Percona-XtraDB-9.1: released and new coming features

Recently Alexandr announced new Percona-XtraDB-9.1 release, and now it is good time to summarize features we have and what is expected soon. This release contains long waited features from 5.0: extended slow.log USER/TABLE/INDEX/CLIENT_STATISTICS + THREAD_STATISTICS ( coming in release-10) Extended slow.log is now even more extended, there is additional information for each query:

That […]