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From: Patrick Lauer <patrick@gentoo.org>
To: gentoo-dev@lists.gentoo.org
Subject: Re: [gentoo-dev] Having fun with compression
Date: Sun, 30 Apr 2006 21:03:26 +0200	[thread overview]
Message-ID: <1146423806.15273.2.camel@localhost> (raw)
In-Reply-To: <20060430173023.GC15141@curie-int.vc.shawcable.net>

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On Sun, 2006-04-30 at 10:30 -0700, Robin H. Johnson wrote:
> On Sun, Apr 30, 2006 at 06:30:23PM +0200, Patrick Lauer wrote:
> > We have ~15k .tar.gz in distfiles. ~6500 .tar.bz2, ~2000 others.
> > A short run over 477 distfiles spanning 833M gave me 586M of .tar.bz2 -
> > roughly 30% more efficient!
> > A comparison run with 7zip gave me 590M files, so bzip2 seems to be
> > quite good.
> Try rzip, esp. on the larger files, and see a serious improvement, with
> the cost of one major penalty [*].
> 
> * rzip cannot handle streams, it seeks across the file multiple times
>   for what it does.
> 
642M on my data set - not bad, but bzip2 seems to be better on the files
I have tested.

Patrick
-- 
Stand still, and let the rest of the universe move

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  reply	other threads:[~2006-04-30 19:07 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-30 16:30 [gentoo-dev] Having fun with compression Patrick Lauer
2006-04-30 17:30 ` Robin H. Johnson
2006-04-30 19:03   ` Patrick Lauer [this message]
2006-05-02 15:33   ` Francesco Riosa
2006-05-01  3:36 ` Jon Hood
2006-05-01  8:56   ` Patrick Lauer
2006-05-01 12:11 ` Chris Bainbridge
2006-05-02 15:50 ` Ryan Phillips
2006-05-02 16:27   ` Patrick Lauer
2006-05-02 17:36     ` Chris Gianelloni
2006-05-02 17:59   ` Jan Kundrát

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