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Re: binary patch

On Thu, Nov 06, 2003 at 12:50:03AM +0100, Martin Pitt wrote:

> On 2003-11-05 17:37 -0500, Matt Zimmerman wrote:
> > It has been suggested many times in the past to apply a similar idea to
> > the .debs themselves, rather than their contents. 
> But isn't rsync supposed to do this? I don't know exactly how efficiently
> it detects and compresses binary differences, but it definitely does it
> and not too bad. With rsync, you get both the easy management of complete
> debs and the bandwidth-saving of binary diffs.  The only problem is that
> apt does not support rsync IIRC, but this could be solved by separately
> download the new debs into apt's cache with a script using rsync.

No, that is not the only problem, and if it were, it would be easily solved.
A large number of rsync clients places too much load on the server,
according to the many previous discussions about this subject.

See, for example, http://bugs.debian.org/128818, as one of many examples.

 - mdz

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