Keeping old versions of packages

[Jan Zelený]

On 10. 4. 2013 at 10:53:25, John.Florian at dart.biz wrote:
> > From: seth vidal <skvidal at fedoraproject.org>
> > 
> > The metadata doesn't get downloaded if it hasn't changed - the problem
> > though is that the metadata DOES change often. Normally everyday.
> 
> Is there anything that could be done to make it unnecessary to pull the
> complete metadata for every update?  For example, IIRC this is all sqlite
> data, but what if this was in a plain-text data dump form where something
> like rsync could be used to efficiently transfer only those bits that have
> changed.  Client CPU time to reconstruct the DB is probably cheaper than
> the bandwidth.  Maybe such a mode would only be used if the DB size
> exceeded some threshold.

Adding Zdenek to CC, as he is already working on a proposal to reduce metadata 
download size.

Thanks
Jan