Re: 2.6.25-rc3-git3: Reported regressions from 2.6.24

["Zhang, Yanmin" <yanmin_zhang@linux.intel.com>]

On Wed, 2008-03-05 at 09:19 +0530, Balbir Singh wrote:
> Zhang, Yanmin wrote:
> > On Tue, 2008-03-04 at 16:57 +0530, Dhaval Giani wrote:
> >>> Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=9978
> >>> Subject		: 2.6.25-rc1: volanoMark 45% regression
> >>> Submitter	: Zhang, Yanmin <yanmin_zhang@linux.intel.com>
> >>> Date		: 2008-02-13 10:30
> >>> References	: http://lkml.org/lkml/2008/2/13/128
> >>> Handled-By	: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
> >>> 		  Balbir Singh <balbir@linux.vnet.ibm.com>
> >>  
> >> Peter's revert of the load balance patches should fix this one. Yanmin,
> >> could you please confirm if the patch at
> >> http://lkml.org/lkml/2008/2/25/202 helps?
> > I tested it against 2.6.25-rc3 on my 16-core tigerton machine. It really improves
> > volano result although it doesn't recover all the result.
> > Comparing with 2.6.24, without the patch, volanoMark has about 50% regression
> > with 2.6.25-rc3. With the patch, volanoMark has about 15% regression.
> > 
> 
> Have you had a chance to git-bisect the culprit after the revert?
How to bisect it if the reverted patch is submitted after the culprit patch?

-yanmin