lkml.org 
[lkml]   [2011]   [Dec]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC PATCH 0/4] Gang scheduling in CFS

* Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> wrote:

> On Mon, 19 Dec 2011 17:15:05 +0530, Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> wrote:
> > >
> > > What's behind this huge speedup? Does ebizzy use user-space
> > > spinlocks perhaps? Could we do something on the user-space side
> > > to get a similar speedup?
> > >
> > Some more oprofile data here for the above ebizzy-2VM run:
> >
> That is readprofile data, kernel booted with profile=2

Btw., you could try this newfangled tools/perf/ thing to profile
the kernel ;-)

Thanks,

Ingo


\
 
 \ /
  Last update: 2011-12-19 17:33    [W:0.104 / U:0.804 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site