Re: [Bug #11207] VolanoMark regression with 2.6.27-rc1

[Peter Zijlstra]

On Wed, 2008-10-08 at 10:36 +0800, Zhang, Yanmin wrote:

> > Sadly not much, I can't seem to reproduce :-(
> The regression is bigger with more cpu.

Yep :-(

> > 
> > Yanmin, does the wakeup patch I did for oltp help this workload any?
> > 
> > http://marc.info/?l=linux-kernel&m=122194673932703&w=4
> I tested it against 2.6.29-rc9 on 8-core stoakley and 16-core tigerton. volanoMark
> chatroom number is default 10.
> Basically, comparing with pure 2.6.27-rc9, the patched kernel's result has about 2%
> regression. Group scheduling is enabled.

Ok, so that didn't help. Thanks for testing!

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