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Re: Whither delta combiner

From: Scott Lenser <slenser_at_gs104.sp.cs.cmu.edu>
Date: 2002-02-12 03:37:18 CET

> On Mon, Feb 11, 2002 at 02:51:45PM -0500, Greg Hudson wrote:
> > On Mon, 2002-02-11 at 14:44, Zack Weinberg wrote:
> > > I want to stomp on this idea right now: what RCS does is *wrong*. The
> > > tips of all the branches should be fulltext.
> >
> > That's fine (well, mostly fine, anyway, until someone expects to be able
> > to branch large files and make small changes to them without a large
> > space penalty), and it appears that is what we do now. I just didn't
> > realize that.
> Yes, there is a space penalty involved. It probably makes sense to
> leave files which have only been tagged (i.e. linked from tag space)
> deltified, only converting them to fulltext when they are modified.
> Or your skip-delta idea may make the performance acceptable.
> I suspect we'll want to implement weave storage of revisions
> eventually, but that's a much bigger job than will fit just now.
> zw

For those of us that don't know what weave storage is, could one of the
gurus please enlighten us with a brief description or a link to more

  Scott Lenser

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Received on Sat Oct 21 14:37:06 2006

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