Re: Bootup time regression from 2.6.27 to 2.6.28-rc3+

From: Arjan van de Ven
Date: Sat Nov 08 2008 - 23:55:46 EST


On Sun, 9 Nov 2008 01:06:04 +0100
"Rafael J. Wysocki" <rjw@xxxxxxx> wrote:

> On Tuesday, 4 of November 2008, Lukas Hejtmanek wrote:
> > Hello Rafael,
>
> Hi,
>
> > not sure whether this is already reported or not. However, in
> > 2.6.28-rc3 I discovered about 10 secs delay before mounting the
> > root fs and running init (not sure whether the delay is caused by
> > mount or init). It did not appear in 2.6.27. I did not try any
> > previous 2.6.28-rcX.
>


do you have RAID autoprobing enabled ?
raid autoprobing requires that all devices have been discovered,
to avoid getting partial RAID arrays and other nasty things...

it's CONFIG_MD_AUTODETECT


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Arjan van de Ven Intel Open Source Technology Centre
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