Re: Request: I/O request recording

From: Felipe Alfaro Solana
Date: Sun Jan 25 2004 - 07:30:53 EST


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!

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/