Tag Archives: mysql

dtrace!

Posted on October 3, 2008 by Domas Mituzas

At the MySQL developer conference I accidently showed up some of things we’ve been doing with dtrace (I used it in few cases and realized the power it has), and saw some jaws drop. Then I ended up doing small demos … Continue reading →

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Notes from land of I/O

Posted on August 11, 2008 by Domas Mituzas

A discussion on IRC sparkled some interest on how various I/O things work in Linux. I wrote small microbenchmarking program (where all configuration is in source file, and I/O modes can be changed by editing various places in code ;-), … Continue reading →

Posted in mysql | Tagged , , , , , , | 8 Comments

Crashes, complicated edition

Posted on August 5, 2008 by Domas Mituzas

Usually our 4.0.40 (aka ‘four oh forever’) build doesn’t crash, and if it does, it is always hardware problem or kernel/filesystem bug, or whatever else. So, we have a very calm life, until crashes start to happen… As we used … Continue reading →

Posted in mysql, wikitech | Tagged , , , , , | 3 Comments