*BSD News Article 19328


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Newsgroups: comp.os.386bsd.development
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From: johnh@ficus.cs.ucla.edu (John Heidemann)
Subject: Re: Compressing file system ?
Message-ID: <johnh.744931465@ficus.cs.ucla.edu>
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References: <vp.744825872@news.forth.gr> <245orp$e2f@europa.eng.gtefsd.com> <2464r6INN4es@gap.caltech.edu>
Date:  9 Aug 93 21:24:25 GMT
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glt@cco.caltech.edu (Greg Tanaka) writes:

>Its nice to see all this talk about a compressed file system, but perhaps the
>more important question is has anyone actually attempted to implement any
>sort of compressed file system besides tcx?

I believe that Vince Cate of CMU has implemented a compression file
system.  The following paper provides a pretty good description and
analyzes the design issues discussed (and not discussed) in this
newsgroup over the last couple of days.

@inproceedings{Cate91,
        author =        "Vincent Cate and Thomas Gross",
        title =         "Combining the Concepts of Compression and
				Caching for a Two-Level Filesystem",
        booktitle =     "The Fourth International Conference
				on Architectural Support
				for Programming Languages
				and Operating Systems",
        year =          1991,
        month =         apr,
        publisher =     "{ACM}",
        pages =         "200-211",
}

   -John Heidemann
    UCLA Ficus Project