From: Pavel Machek <pavel@suse.cz>
To: Milan Plzik <milan.plzik@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Timer unstability on when using C2 and deeper sleep states (Dell Latitude XT)
Date: Wed, 13 Aug 2008 15:05:58 +0200 [thread overview]
Message-ID: <20080813130558.GE6995@ucw.cz> (raw)
In-Reply-To: <1218625125.4304.7.camel@localhost>
Hi!
> I apologize for replying on my own mail (and also for top-posting, but
> this information is global update, not exactly fitting any of topics
> mentioned below).
>
> After playing for a longer while I found out that the system ends
> sometimes in state where, in order to do anything useful, I need to
> press keys on keyboard. Otherwise, the system just stalls and does
> nothing. I have no idea why does this happen (especially when I know
I have seen it before with NOHZ problems. Try nohz=off, highres=off ?
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2008-08-13 13:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-12 18:33 Timer unstability on when using C2 and deeper sleep states (Dell Latitude XT) Milan Plzik
2008-08-13 10:58 ` Milan Plzik
2008-08-13 13:05 ` Pavel Machek [this message]
2008-08-13 14:33 ` Milan Plzik
2008-08-13 14:16 ` Possible CPU_IDLE bug [WAS: Re: Timer unstability on when using C2 and deeper sleep states (Dell Latitude XT)] Milan Plzik
2008-08-13 18:14 ` Pallipadi, Venkatesh
2008-08-13 20:21 ` Milan Plzik
2008-08-13 21:22 ` Pallipadi, Venkatesh
2008-08-14 8:05 ` Milan Plzik
2008-08-14 9:00 ` Thomas Gleixner
2008-08-14 11:40 ` Milan Plzik
2008-08-14 13:28 ` Milan Plzik
2008-08-15 11:46 ` Milan Plzik
2008-08-13 20:17 ` Timer unstability on when using C2 and deeper sleep states (Dell Latitude XT) Andi Kleen
2008-08-13 21:04 ` Milan Plzik
[not found] <fa.BPxGhvxOK2Rcn4TTNlAMe2XzVYk@ifi.uio.no>
[not found] ` <fa.s5pgfnYl3W8cOu+PDLbvAcv4X9c@ifi.uio.no>
[not found] ` <fa.2qnH5HZa4bnjN4HRRidEAUj5jxk@ifi.uio.no>
[not found] ` <fa.b1y/njcuV4QYZ2xTsVkHQ55Ni7Y@ifi.uio.no>
2008-08-14 5:12 ` Robert Hancock
2008-08-14 8:10 ` Milan Plzik
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