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From: Drew Scott Daniels <ddaniels@UMAlumni.mb.ca>
To: linux-kernel@vger.kernel.org
Subject: Re: Smaller compressed kernel source tarballs?
Date: Sun, 1 Oct 2006 22:35:11 -0500	[thread overview]
Message-ID: <20061002033511.GB12695@zimmer> (raw)

ppmd, also in Debian had better compression than lzma. PAQ8i has even
better compression, but isn't in Debian. See the maximumcompression web
site or other archive comparison tests.

The pace of compression algorithm development is high enough that I'd
suggest that the bar be placed quite high before switching to a new
compression format that's not reverse compatible.

For those interested, I'm working on publishing a proof of concept that 
can make most tarballs compress better. About 2-3% better in my tests 
with bzip2/gzip on the Linux kernel source code.

     Drew Daniels
Resume: http://www.boxheap.net/ddaniels/resume.html


             reply	other threads:[~2006-10-02  2:35 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-02  3:35 Drew Scott Daniels [this message]
2006-10-02  3:32 ` Smaller compressed kernel source tarballs? Bernd Eckenfels
2006-10-02  3:35 ` Willy Tarreau
     [not found]   ` <Pi ne.LNX.4.63.0610012205280.28534@qynat.qvtvafvgr.pbz>
2006-10-02  5:11   ` David Lang
2006-10-02  5:49     ` Willy Tarreau
2006-10-02 15:16     ` Phillip Susi
2006-10-02 15:48       ` David Lang
2006-10-02 20:20         ` Phillip Susi
2006-10-02 20:12           ` David Lang
2006-10-02 20:35             ` Willy Tarreau
     [not found]             ` <2006 1002203527.GA585@1wt.eu>
2006-10-02 21:49               ` Sean
     [not found]                 ` <20061002174938.bb82027d.seanlkml@sympatico.ca>
2006-10-02 21:42                   ` David Lang
2006-10-03  2:48                   ` Willy Tarreau
2006-10-03 10:28   ` Jan Engelhardt
2006-10-03 18:24     ` Phillip Susi
2006-10-04 15:57       ` Compressing pages [was: Re: Smaller compressed kernel source tarballs?] Jörn Engel
  -- strict thread matches above, loose matches on Subject: below --
2006-09-21 20:32 Smaller compressed kernel source tarballs? Dax Kelson
     [not found] ` <20060921204250 .GN13641@csclub.uwaterloo.ca>
2006-09-21 20:42 ` Lennart Sorensen
2006-09-21 21:40   ` Dax Kelson
2006-09-22 14:00     ` Lennart Sorensen
     [not found]   ` <20060921171747.9ae2b42e.seanlkml@sympatico.ca>
2006-09-21 21:17     ` Sean
2006-09-21 21:41     ` Dax Kelson
2006-09-21 21:50       ` Bob Copeland
     [not found]       ` <20060921175717.272c58ee.seanlkml@sympatico.ca>
2006-09-21 21:57         ` Sean
2006-09-21 22:00         ` David Lang
2006-09-21 22:24           ` Dave Jones
2006-09-21 22:16             ` David Lang
2006-09-21 22:40               ` Dave Jones
2006-09-21 22:34                 ` David Lang
     [not found]                   ` <20060921193823.ec49d446.seanlkml@sympatico.ca>
2006-09-21 23:38                     ` Sean
     [not found]         ` <Pin e.LNX.4.63.0609211455570.17238@qynat.qvtvafvgr.pbz>
2006-09-21 22:25           ` Sean
     [not found]             ` <20060921182554.23044ca3.seanlkml@sympatico.ca>
2006-09-21 22:20               ` David Lang
2006-09-21 21:43   ` H. Peter Anvin
2006-09-22 14:00     ` Lennart Sorensen
2006-09-22 16:13       ` H. Peter Anvin
2006-09-22 16:13       ` Jan Engelhardt
2006-09-22 16:33         ` H. Peter Anvin
2006-09-22 17:41           ` Johannes Stezenbach
2006-09-22 18:09             ` H. Peter Anvin
2006-09-22 18:19               ` Michael Tokarev
2006-09-22 18:26                 ` H. Peter Anvin
2006-09-25 11:51                   ` Paulo Marques
2006-09-25 15:47                     ` H. Peter Anvin

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