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Performance improvements in Percona 5.0.83 and XtraDB

 | July 14, 2009 |  Posted In: Benchmarks

There was small delay in our releases, part of this time we worked on features I mentioned before: – Moving InnoDB tables between servers – Improve InnoDB recovery time and rest time we played with performance trying to align XtraDB performance with MySQL 5.4 ® and also port all performance fixes to 5.0 tree. So […]

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Percona Welcomes Morgan Tocker and Matt Yonkovit

 | July 13, 2009 |  Posted In: Events and Announcements

The Percona team has kept on expanding. We are very pleased to announce the addition of Morgan Tocker and Matt Yonkovit!

Morgan has been with us for a while. Before joining Percona, Morgan worked as a Technical Instructor for MySQL (and then Sun Microsystems) in…1990’s as a DBA, System Administrator, and all around techie. Before joining Percona, Matt worked at MySQL and Sun Microsystems as a Solution Architect helping to…. He will be a valuable member of both our consulting and development teams.

Morgan and Matt, a big welcome — we are fortunate indeed that you’re…

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Improving InnoDB recovery time

 | July 7, 2009 |  Posted In: Percona Software

Speed of InnoDB recovery is known and quite annoying problem. It was discussed many times, see: http://bugs.mysql.com/bug.php?id=29847 http://dammit.lt/2008/10/26/innodb-crash-recovery/ This is problem when your InnoDB crashes, it may takes long time to start. Also it affects restoring from backup (both LVM and xtrabackup / innobackup) In this is simple test, I do crash mysql during in-memory […]

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Is DRBD the right choice for me?

 | July 7, 2009 |  Posted In: Insight for DBAs

It seems pretty common to find customers install DRBD for the wrong reasons. There are many pros/cons to compare DRBD to replication, but I’ve managed to cut down my spiel I give to customers to these two points: DRBD’s aim (assuming replication mode C) is to provide 100% consistency, and then as much uptime as […]

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OpenSQL Camp 2009

 | July 7, 2009 |  Posted In: Events and Announcements

This is just a public service announcement (reminder?) that LenZ and Giuseppe are planning OpenSQL Camp 2009, this time in Europe, which is great. It’ll be part of FrOSCon. I wish I could say that I’ll attend, but due to various unpredictabilities in my family, I can’t plan that far ahead. I don’t yet know […]

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Just do the math!

 | July 6, 2009 |  Posted In: Insight for Developers

One of the most typical reasons for performance and scalability problems I encounter is simply failing to do the math. And these are typically bad one because it often leads to implementing architectures which are not up for job they are intended to solve. Let me start with example to make it clear. Lets say […]

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