Re: Booting linux...from linux (Re: linux-kernel-digest V1 #317)

From: SammyTheSnake (phuae@csv.warwick.ac.uk)
Date: Wed Mar 01 2000 - 05:21:39 EST


On Tue, 29 Feb 2000 owner-linux-kernel-digest@vger.rutgers.edu wrote:
> linux-kernel-digest Tuesday, February 29 2000 Volume 01 : Number 317
> From: Alan Cox <alan@lxorguk.ukuu.org.uk>
> Date: Tue, 29 Feb 2000 12:15:17 +0000 (GMT)
> Subject: Re: Load linux...from linux?
>
> > FWIW using LOBOS and ext3 I can chop my laptop reboot time from 90 seconds
> > or so to 43. We'd like to see it down to 5 seconds, much time is lost on
> > daemon startup and that initial mount of ext2 where it seems to like to do
> > a full-surface-scan of the disk :-)
>
> You can cut these down a lot

[sniplet]

> The second cool approach is a bit naughty but works rather well. Apply
> the software suspend patch, boot the machine to steady state, suspend it
> with only a small swap partition then copy that partition
> into another partition or file
>
> On shutdown you dd the partition back after you swapoff.
>
> Your reboot then finds the hardware, sets it up, finds the magic partition
> and springs back into the position it suspended from
>
> Alan
>
>
> Please read the FAQ at http://www.tux.org/lkml/
>
> ------------------------------

can you give a homepage pointer for this?

Cheers & God bless
SammyTheSnake

-- 
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