Re: 2.6.27-rc6: nohz + s2ram = need to press keys to get progress

From: Pavel Machek
Date: Sun Sep 14 2008 - 06:12:52 EST


On Sun 2008-09-14 12:09:13, Pavel Machek wrote:
> On Sun 2008-09-14 04:56:48, Thomas Gleixner wrote:
> > Pavel,
> >
> > On Fri, 12 Sep 2008, Pavel Machek wrote:
> > > The old "you have to press keys to get machine to progress" seems to
> > > be back :-(. Thinkpad x60.
> >
> > Is there a chance that we get some more information than that ?
>
> Yep.
>
> It does not happen after _every_ s2ram, but when it happens the system
> limps around in half-dead state with non-blinking cursor etc. Next
> s2ram will not fix it.
>
> nohz=off helps.
>
> Will try 2.6.27-rc6 w/o any custom patches next (not that I have
> anything interesting in that area), and then probably 2.6.26.

It _does_ happen with mainline 2.6.27-rc6.
Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/