linux-kernel - Re: 2.6.19-rc5: grub is much slower resuming from suspend-to-disk than in 2.6.18

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Message-ID: <Pine.LNX.4.61.0611121333530.2004@yvahk01.tjqt.qr>
Date:	Sun, 12 Nov 2006 13:34:27 +0100 (MET)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
cc:	Andrey Borzenkov <arvidjaar@...l.ru>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.19-rc5: grub is much slower resuming from suspend-to-disk
 than in 2.6.18

>> This is rather funny; in 2.6.19-rc5 grub is *really* slow loading kernel when
>> I switch on the system after suspend to disk. Actually, after kernel has been
>> loaded, the whole resuming (up to the point I have usable desktop again)
>> takes about three time less than the process of loading kernel + initrd.
>> During loading disk LED is constantly lit. This almost looks like kernel
>> leaves HDD in some strange state, although I always assumed HDD/IDE is
>> completely reinitialized in this case.

Constant LED, it might be the regular DMA culprit. Just a guess, 
however.

	-`J'
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