Re: [kris@obsecurity.org: Progress on scaling of FreeBSD on 8 CPU systems]

> From: Kris Kennaway <kris@obsecurity.org>

> We have recently made significant progress on optimizing for MySQL
> running on an 8-core amd64 system. The graph of results may be found
> here:
>
>   http://www.freebsd.org/~kris/scaling/scaling.png
>
> This shows the graph of MySQL transactions/second performed by a
> multi-threaded client workload against a local MySQL database with
> varying numbers of client threads, with identically configured FreeBSD
> and Linux systems on the same machine.

Interesting -- the MySQL/Linux graph is very similar to the graphs from
the .nl magazine posted last year.  I think this suggests that the
"MySQL deficiency" was rather a performance bug in Linux, not in MySQL
itself ...

--
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.