linux-kernel - Re: [kernel.org users] XZ Migration discussion

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Message-ID: <20100214170724.GE1578@ucw.cz>
Date:	Sun, 14 Feb 2010 18:07:24 +0100
From:	Pavel Machek <pavel@....cz>
To:	Jean Delvare <khali@...ux-fr.org>
Cc:	Willy Tarreau <w@....eu>, mirrors@...nel.org,
	lasse.collin@...aani.org,
	linux-kernel <linux-kernel@...r.kernel.org>, users@...nel.org,
	"FTPAdmin Kernel.org" <ftpadmin@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [kernel.org users] XZ Migration discussion

Hi!

> As a matter of fact, I am advocating the use of xz while I don't have
> it installed on most of my machines. I really don't see this as a
> blocker.

Eh?

Making many people around the world install uncommon tool is not
something that should be done lightly.

> I have an old, slow machine here which I am going to use to perform
> some real world testing, and I'll post the results when I'm done. But I
> suspect that building a kernel on this machine, even a small one with
> just the drivers it needs, will take much longer than unpacking the
> sources. So anyone worrying about performance would rather rely on
> cross-compilation, and in turn can afford whatever decompression tool
> is needed.

On zaurus, kernel compilation takes 4 hours. (I.e. "one night"). So
that one is ... well ... done overnight.

Untar is something I normally wait for, since you need to run
(interactive) oldconfig after that.
								Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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