by Baron Schwartz | Sep 2, 2011 | Insight for DBAs, MySQL, Percona Events
It’s Friday again (so soon!) and time for our TGIF contest, to give away a free ticket to Percona Live London. Before we do that, though, just what in the world does this output from SHOW INNODB STATUS mean? Mutex spin waits 5870888, rounds 19812448, OS waits...
by Rodrigo Gadea | Aug 31, 2011 | MySQL, Percona Software
Percona is glad to announce the release of Percona Server 5.5.15-21.0 on August 31, 2011 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.15, including all the bug fixes in it, Percona Server 5.5.15-21.0 is now the current...
by Tokutek | Aug 31, 2011 | MySQL
One of President John Kennedy’s most memorable phrases is “ask not what your country can do for you – ask what can you do for your country”. I got to thinking about this over lunch with a fellow colleague in the big data space. After comparing named customers...
by Jonathan Levin | Aug 30, 2011 | Insight for Developers, MySQL
My favorite metaphor for explaining indexes is comparing them to index cards in an old library. In an old library, you used to (or still do) have index cards at the front desk which have some brief description of the books in the library. They also used to be...
by Ryan Lowe | Aug 30, 2011 | MySQL, Percona Events
For those that missed it – we added training in Sydney to our website. We’ve booked a training venue near the Museum of Contemporary Art (200 George Street). Some minor logistical changes: The start time will now be 9am to 5pm We look forward to seeing you...
by Peter Zaitsev | Aug 27, 2011 | Hardware and Storage, Insight for DBAs, MySQL
Dealing with MySQL you might need to deal with RAID recovery every so often. Sometimes because of client lacking the proper backup or sometimes because recovering RAID might improve recovery, for example you might get point in time recovery while backup setup only...
by Peter Zaitsev | Aug 26, 2011 | Insight for DBAs, MySQL
Core file can be quite helpful to troubleshoot MySQL Crashes yet it is not always easy to get, especially with recent Linux distributions which have security features to prevent core files to be dumped by setuid processes (and MySQL Server is most commonly ran...
by Baron Schwartz | Aug 26, 2011 | Insight for DBAs, MySQL, Percona Events
It’s Friday again, and time for another TGIF give-away of a Percona Live London ticket! But first, what’s new with the MySQL query cache? You may know that it still has the same fundamental architecture that it’s always had, and that this can cause...
by Tokutek | Aug 26, 2011 | MySQL
According to a recent MIT Sloan Management Review study, top performing organizations use analytics 5 times more than lower performers. That’s pretty astounding. And while we all know about the ocean/lake/waves/(your favorite water analogy) of Big Data we struggle...
by Baron Schwartz | Aug 25, 2011 | Percona Events
Just a quick update on April’s conference planning. We’ve published the speaker committee, and some featured speakers are on the conference’s home page. These include names like Mårten Mickos and Jeremy Zawodny. I got a question from a community...
by Peter Zaitsev | Aug 24, 2011 | MySQL, Percona Events
We have a great line up of Tutorials on Percona Live, London. I hand picked number of them after seeing outstanding speaker Performance in other Places. Let me tell in little bit more details about people we have invited and their talks. Yoshinori Matsunobu Talk on...
by Peter Zaitsev | Aug 24, 2011 | Hardware and Storage, Insight for DBAs, MySQL
One of the typical problems I see setting up ext2/3/4 file system is sticking to defaults when it comes to behavior on errors. By default these filesystems are configured to Continue when error (such as IO error or meta data inconsistency) is discovered which can...
by Kortney Runyan | Aug 19, 2011 | MySQL
Win a free ticket to Percona Live London on October 24-25! Watch @percona on Twitter, and retweet our TGIF contest tweet to enter. We’ll pick a random retweet and give away a free ticket each week. If you don’t win this time, try again, or register and...
by Tokutek | Aug 18, 2011 | MySQL
The summer’s end is rapidly approaching — in the next two weeks or so, most people will be settling back into work. Time to change your mindset, re-evaluate your skills and see if you are ready to go back from the picnic table to the database table....
by Stewart Smith | Aug 17, 2011 | MySQL, Percona Software
Percona is glad to announce the release of Percona Server 5.1.58-12.9 on August 12, 2011 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.1.58, including all the bug fixes in it, Percona Server 5.1.58-12.9 is now the current...
by Stewart Smith | Aug 17, 2011 | MySQL
Percona is glad to announce the release of Percona Server 5.5.14-20.5 on August 12, 2011 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.14, including all the bug fixes in it, Percona Server 5.5.14-20.5 is now the current...
by Michael.Bender | Aug 11, 2011 | MySQL
Fractal Tree™ indexes are green. They have the potential to be greener still. Here’s why: Remarkably, data centers consume 1-3 percent of all the US electricity. A majority of this power is used to drive servers and storage systems. Significant energy savings...
by Baron Schwartz | Aug 9, 2011 | MySQL, Percona Events
We’re thrilled to announce that we have signed a contract with the Hyatt Regency Santa Clara and the Santa Clara Convention Center, to host a Percona Live MySQL Conference and Expo on April 10-12, 2012. This event is part of our Percona Live series of...
by Baron Schwartz | Aug 8, 2011 | MySQL, Percona Events
The first two Percona Live MySQL conferences in San Francisco and New York were sold-to-capacity events with the bonus of great evening parties. Percona Live’s huge popularity convinced us to take the conference series on the road to London, England. We also...
by Jonathan Levin | Aug 8, 2011 | Insight for Developers, MySQL
There are many ways of improving response times for users. There are some people that spend a lot of time, energy and money on trying to have the application respond as fast as possible at the time when the users made the request. Those people may miss out on an...
