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Percona Server 5.5.13-20.4 Stable Release

Percona is glad to announce the release of Percona Server 5.5.13-20.4 on July 1st, 2011 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.13, Percona Server Percona Server 5.5.13-20.4 is now the current stable release in the 5.5 series. All of Percona’s software is open-source and free, all the details of the [...]

Intel 320 SSD random write performance

I have posted results for Intel 320 SSD on our ssdperformanceblog.com blog. To not duplicate content, there is link on original post: http://www.ssdperformanceblog.com/2011/06/intel-320-ssd-random-write-performance/ Follow my twitter @VadimTk for further results.

FusionIO 320GB MLC random write performance

I have posted results for FusionIO 320GB MLC on our ssdperformanceblog.com blog. To not duplicate content, there is link on original post: http://www.ssdperformanceblog.com/2011/06/fusionio-320gb-mlc-random-write-performance/ Follow my twitter Follow @VadimTk for further results.

Upcoming webinar on Hibernate and Connector/J

On July 12th at 9 AM PST I will be giving a webinar about performance implications for Hibernate and Connector/J. If you cannot attend at this time, a recorded session will be available soon after the webinar. MySQL is not only about LAMP, and a lot of people use it from Java apps. For some [...]

Percona Live – New York video recordings now available

Percona Live – New York video recordings are now available on our website. Check it out.

Product to try: MySQL/MariaDB-Galera 0.8

I wrote about Galera about 1.5 years ago: State of the art: Galera – synchronous replication for InnoDB. It was about the 0.7 release, which was more like a proof-of-concept release (though Galera’s developers may not agree with that ) with some serious limitations (like using mysqldump for node propagation). The Galera team heard my [...]

Percona Live – New York presentation slides now available

After the success of Percona Live in New York, we have published in our website the presentation slides of talks from the leading experts in MySQL. Check it out.

Percona Server 5.1.57-12.8 Stable Release

Released on June 8, 2011 (Downloads are available here and from the Percona Software Repositories. Percona Server 5.1.57-12.8 is now the current stable release in the 5.1 series. It is is based on MySQL 5.1.57. Bug Fixes Fixed InnoDB I/O code so that the interrupted system calls are restarted if they are interrupted by a signal. InnoDB [...]

Aligning IO on a hard disk RAID – the Theory

Now that flash storage is becoming more popular, IO alignment question keeps popping up more often than it used to when all we had were rotating hard disk drives. I think the reason is very simple – when systems only had one bearing hard disk drive (HDD) as in RAID1 or one disk drive at [...]