From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Lukas Hejtmanek <xhejtman@ics.muni.cz>
Cc: Marcin Slusarz <marcin.slusarz@gmail.com>,
Arjan van de Ven <arjan@infradead.org>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Bootup time regression from 2.6.27 to 2.6.28-rc3+
Date: Sun, 9 Nov 2008 14:24:10 +0100 [thread overview]
Message-ID: <200811091424.10943.rjw@sisk.pl> (raw)
In-Reply-To: <20081109113304.GE4353@ics.muni.cz>
On Sunday, 9 of November 2008, Lukas Hejtmanek wrote:
> On Sun, Nov 09, 2008 at 11:52:02AM +0100, Marcin Slusarz wrote:
> > > Moreover, I discovered that I have to hit a keyboard several times during the
> > > boot to boot up.
> > >
> > > The delay depends on keyboard hit. If I do not touch the keyboard, it waits
> > > forever.. Looks like something needs an interrupt..
> >
> > Do you have NO_HZ enabled?
> > (Cc'ing Thomas)
>
> indeed, I have. Should I try it without NO_HZ?
Yes, please.
Thanks,
Rafael
--
Everyone knows that debugging is twice as hard as writing a program
in the first place. So if you're as clever as you can be when you write it,
how will you ever debug it? --- Brian Kernighan
next prev parent reply other threads:[~2008-11-09 13:19 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 17:33 Bootup time regression from 2.6.27 to 2.6.28-rc3+ Lukas Hejtmanek
2008-11-09 0:06 ` Rafael J. Wysocki
2008-11-09 4:55 ` Arjan van de Ven
2008-11-09 8:56 ` Lukas Hejtmanek
2008-11-09 10:52 ` Marcin Slusarz
2008-11-09 11:33 ` Lukas Hejtmanek
2008-11-09 13:24 ` Rafael J. Wysocki [this message]
2008-11-09 20:09 ` Lukas Hejtmanek
2008-11-09 20:28 ` Arjan van de Ven
2008-11-09 20:34 ` Lukas Hejtmanek
2008-11-09 21:24 ` Arjan van de Ven
2008-11-09 21:38 ` Lukas Hejtmanek
2008-11-09 21:43 ` Lukas Hejtmanek
2008-11-09 21:57 ` Thomas Gleixner
2008-11-10 8:12 ` Lukas Hejtmanek
2008-11-10 12:16 ` Lukas Hejtmanek
2008-11-09 21:56 ` Thomas Gleixner
2008-11-09 22:46 ` Bernhard Schmidt
2008-11-09 22:53 ` Frans Pop
2008-11-14 1:45 ` Frans Pop
2008-11-15 17:16 ` Frans Pop
2008-11-15 18:04 ` Arjan van de Ven
2008-11-16 19:27 ` [2.6.28-rc5] TSC sync error and high hrtimer_start (was: Bootup time regression from 2.6.27 to 2.6.28-rc3+) Frans Pop
2008-11-17 2:18 ` Frans Pop
2008-11-10 13:45 ` Bootup time regression from 2.6.27 to 2.6.28-rc3+ Yves-Alexis Perez
2008-11-11 17:33 ` Len Brown
2008-11-09 20:39 ` Linus Torvalds
2008-11-09 20:48 ` Arjan van de Ven
2008-11-09 14:20 ` Frans Pop
2008-11-09 15:14 ` Lukas Hejtmanek
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