linux-kernel - Re: Visible boot slowdown between 2.6.24.3 and 2.6.22.2

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Message-ID: <alpine.LNX.1.10.0803261725270.22661@fbirervta.pbzchgretzou.qr>
Date:	Wed, 26 Mar 2008 17:25:50 +0100 (CET)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Tarkan Erimer <tarkan@...one.net.tr>
cc:	alex-lists-linux-kernel@...iev.com, linux-kernel@...r.kernel.org
Subject: Re: Visible boot slowdown between 2.6.24.3 and 2.6.22.2


On Wednesday 2008-03-26 09:05, Tarkan Erimer wrote:
> alex-lists-linux-kernel@...iev.com wrote:
>>  Hi,
>>  	I saw a significant slowdown of a bootup time after 2.6.22.2 was
>>  upgraded to 2.6.24.3. Visibly I can see the issue when the boot process
>>  gets
>>  to running udev - now it sits for good minute or two. I can also visibly
>>  see
>>  a slowdown when I do "ps aux" under the new kernel vs. old one.
>>
>>  This is a relatively old system - 500 Mhz P3 Celeron with 512M RAM.
>>
>>  Any debugging suggestions are appreciated...
>> 
> It's the same for me,too. I tried 2.6.24.3 on my IBM R40, which has 1.4 GHZ 
> CPU, the boot process is very slow. I didn't run "ps aux". But, I'll try that 
> out and let know.

Please boot with printk.time=1 so that it is a bit easier to see where
it waits.
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