[rhelv6-beta-list] Apache benchmark RHEL 5 vs. RHEL 6

Alvin Chang alvin.chang at gmail.com
Wed Nov 10 17:15:58 UTC 2010


On Wed, Nov 10, 2010 at 3:43 PM, Morten P.D. Stevens <
mstevens at imt-systems.com> wrote:

> 2010/11/10 Simon Matter <simon.matter at invoca.ch>:
>
> > And then again it's even more important to test this on real hardware to
> > rule out issues with the virtualized network drivers.
>
> Simon, I have tested it on real hardware, and was amazed at the performance
> slump.
>
> After that, I've reproduced it with VMWare Workstation and had exactly the
> same performance drop. (without installing vmware tools)
>
>
If you REALLY want to know what's happening, use SystemTap to profile the
system during benchmark and compare. See
http://sourceware.org/systemtap/SystemTap_Beginners_Guide/mainsect-profiling.html

--
Alvin Chang
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