From: Felipe Alfaro Solana <felipe_alfaro@linuxmail.org>
To: Linux Kernel Mailinglist <linux-kernel@vger.kernel.org>
Subject: Re: Request: I/O request recording
Date: Sun, 25 Jan 2004 13:26:41 +0100 [thread overview]
Message-ID: <1075033601.861.1.camel@teapot.felipe-alfaro.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0401241550350.14163-100000@bigblue.dev.mdolabs.com>
On Sun, 2004-01-25 at 00:53, Davide Libenzi wrote:
> > So it's all an attempt to optimise the boot-time I/O patterns. It was
> > pretty much a waste of time, gaining only 10% or so, from memory. You
> > could get just as much or more speedup from simply launching all the
> > initscripts in parallel, although this did tend to break stuff.
> >
> > Anyway, the code's ancient but might provide some ideas:
> >
> > http://www.zip.com.au/~akpm/linux/fboot.tar.gz
>
> Warning. I don't know if they do have a patent for this, but MS does this
> starting from XP (look inside %WINDIR%\PreFetch). It is both boot and app
> based.
And tomorrow, they'll say the have patented the hamburger recipe, or the
euclidean triangle, or... who knows. C'mon... The world is going crazy!
next prev parent reply other threads:[~2004-01-25 12:26 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-24 18:10 Felix von Leitner
2004-01-24 18:23 ` Valdis.Kletnieks
2004-01-24 18:26 ` Arjan van de Ven
2004-01-24 19:25 ` Ville Herva
2004-01-24 22:43 ` Arjan van de Ven
2004-01-24 20:11 ` Diego Calleja
2004-01-24 21:09 ` Ville Herva
2004-01-24 23:35 ` Andrew Morton
2004-01-24 23:53 ` Davide Libenzi
2004-01-25 0:03 ` Andrew Morton
2004-01-25 0:09 ` Davide Libenzi
2004-01-25 0:04 ` Valdis.Kletnieks
2004-01-25 0:10 ` Davide Libenzi
2004-01-25 12:26 ` Felipe Alfaro Solana [this message]
2004-01-25 22:59 ` Bart Samwel
2004-01-25 23:09 ` Andrew Morton
2004-01-25 23:29 ` Bart Samwel
2004-01-25 23:38 ` Andrew Morton
2004-01-26 0:23 ` Diego Calleja García
2004-01-26 0:32 ` Andrew Morton
2004-01-26 11:50 ` Bart Samwel
2004-01-26 11:57 ` Andrew Morton
2004-01-27 19:13 ` Bart Samwel
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