linux-kernel - Re: [2.6.18-rc7-mm1] slow boot

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Date:	Mon, 25 Sep 2006 00:02:29 +0200
From:	Tilman Schmidt <tilman@...p.cc>
To:	Valdis.Kletnieks@...edu
CC:	linux-kernel@...r.kernel.org
Subject: Re: [2.6.18-rc7-mm1] slow boot

On 24.09.2006 21:22, Valdis.Kletnieks@...edu wrote:
> On Sun, 24 Sep 2006 18:59:18 +0200, Tilman Schmidt said:
> 
>> FYI: On my Dell OptiPlex GX110 (Intel Pentium III, 933 MHz, 512 MB
>> RAM, i810 chipset), kernel 2.6.18-rc7-mm1 takes drastically longer
>> to boot than 2.6.18 mainline release. Some data points from the
>> respective dmesg outputs:
> 
>> <<<<<<< 2.6.18
>> <4>[   26.336075] ------------------------
>> <4>[   26.336130] | Locking API testsuite:
> 
> Try building your -rc7-mm1 kernel without CONFIG_DEBUG_LOCKING_API_SELFTESTS
> (and you've probably got a few other high-impact DEBUG options turned
> on - CONFIG_PROVE_LOCKING is another possible culprit).

Thanks, but what I am actually wondering, and what I think
may be worth investigating (provided I am not the only one
affected, of course) is why -mm1 is much slower than mainline
*built with the same DEBUG options*.

Regards
Tilman

-- 
Tilman Schmidt                          E-Mail: tilman@...p.cc
Bonn, Germany
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