linux-kernel - Re: [realtime kernel 2.6.21-rt2 and up] Extremely slow bootup for x86

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Message-Id: <1179669982.21827.25.camel@chaos>
Date:	Sun, 20 May 2007 16:06:22 +0200
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Maarten Maathuis <madman2003@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [realtime kernel 2.6.21-rt2 and up] Extremely slow bootup for
	x86_64

On Sun, 2007-05-20 at 14:25 +0200, Maarten Maathuis wrote:
> When i try to boot a kernel higher than 2.6.21-rt1, it boots very
> slowly. It takes minutes to even detect two cdrom players. I noticed
> in the changelog:
> 
> - x86/64 high-res timers and dynticks update (Thomas Gleixner)
> 
> I included the .config from 2.6.21-rt1, which i ran make oldconfig on.
> 
> I cannot provide any other information, since i estimate it will take
> ages to bootup.

Does the same problem show up with

http://tglx.de/projects/hrtimers/2.6.22-rc2/linux-2.6.22-rc2-x86_64-highres-v1.patch

	tglx



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