Re: [ANNOUNCE] Full dynticks selftests 0.0.1

From: Frederic Weisbecker
Date: Wed Jun 19 2013 - 11:39:02 EST


On Tue, Jun 18, 2013 at 11:17:33AM -0700, Paul E. McKenney wrote:
> On Tue, Jun 18, 2013 at 06:22:57PM +0200, Frederic Weisbecker wrote:
> > On Tue, Jun 18, 2013 at 08:15:20AM -0700, Paul E. McKenney wrote:
> > > On Tue, Jun 18, 2013 at 02:20:35PM +0000, Christoph Lameter wrote:
> > > > On Wed, 12 Jun 2013, Frederic Weisbecker wrote:
> > > >
> > > > > Here it is, a very basic test that runs a userspace loop for ten seconds and dumps a trace
> > > > > of the tick, scheduler, workqueue, and other kind of kernel noise.
> > > >
> > > > Excellent. Ticks are finally off here. Also has useful instructions on how
> > > > to figure out if something was wrong. The number of >1 microsecond
> > > > disturbances went down from 110 per second to 2.
> > >
> > > Very cool!
> > >
> > > Frederic, is the git tree mentioned in your email permanent? If so, I
> > > will add it to the documentation.
> >
> > Yep, it should be permanent.
>
> How about the following?
>
> Thanx, Paul
>
> ------------------------------------------------------------------------
>
> nohz_full: Add testing information to documentation
>
> This commit adds information about testing nohz_full, and also emphasizes
> the fact that you need a multi-CPU system to get any benefit from nohz_full.
>
> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>

Nice!

Acked-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
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