From: Pavel Machek <pavel@ucw.cz>
To: kernel list <linux-kernel@vger.kernel.org>, mingo@redhat.com
Cc: Andrew Morton <akpm@osdl.org>
Subject: Re: 2.6.19-rc4-mm1: noidlehz problems
Date: Wed, 1 Nov 2006 13:55:06 +0100 [thread overview]
Message-ID: <20061101125506.GA2133@elf.ucw.cz> (raw)
In-Reply-To: <20061101122319.GA13056@elf.ucw.cz>
Hi!
> First, it would be nice if we had someone listed as a maintainer of
> noidlehz stuff...
>
> Then... I'm getting strange messages from noidlehz each time I
> unplug/replug AC power (perhaps due to interrupt latency?).
>
> Disabling NO_HZ and high resolution timers due to timer broadcasting
> (C3 stops local apic)
> Adding 987988k swap on /dev/sda1. Priority:-1 extents:1
> across:987988k
> Disabling NO_HZ and high resolution timers due to timer broadcasting
> (C3 stops local apic)
> EXT2-fs warning (device sda2): ext2_fill_super: mounting ext3
> filesystem as ext2
...
> Disabling NO_HZ and high resolution timers due to timer broadcasting
> (C3 stops local apic)
> Disabling NO_HZ and high resolution timers due to timer broadcasting
> (C3 stops local apic)
>
> ...I'd expect one such message, not many of them. Something seems
> seriously wrong there...
>
> Plus, suspend to RAM and disk is broken in -rc4-mm1. Suspend to RAM
> dies with screaming speaker, suspend to disk returns but machine is
> mostly toast (and screaming, looks like timer problem, beeps never
> end). I'll disable NO_HZ and try again.
Disabling NO_HZ did not help, but I disabled high resolution timers,
and s2ram now works. s2disk also started working.
Pavel
--
(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:[~2006-11-01 12:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-01 12:23 2.6.19-rc4-mm1: noidlehz problems Pavel Machek
2006-11-01 12:55 ` Pavel Machek [this message]
2006-11-01 13:02 ` Arjan van de Ven
2006-11-01 13:20 ` Pavel Machek
2006-11-01 15:22 ` Matthew Garrett
2006-11-01 20:55 ` Thomas Gleixner
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