[nycbug-talk] MySQL Database Performance on FreeBSD 7

Alex Pilosov alex at pilosoft.com
Thu Feb 28 13:53:17 EST 2008

On Thu, 28 Feb 2008, Steven Kreuzer wrote:

> Interesting paper on MySQL performance under FreeBSD 7
> http://people.freebsd.org/~kris/scaling/mysql.html
> In a nutshell, FreeBSD out-performed Linux by a large margin at high
> loads. As of Linux 2.6.22 (Fedora 8) they have fixed the most serious
> scaling problem but they still have 15% lower performance than FreeBSD
> on this workload.

this is science, a little bit of it - the high number of contextswitches 
is clearly a symptom of something. most likely, mysql brokenness.

there's still nobody who's smart enough to use oprofile who would do
*real* science.


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