[Rpm-ecosystem] Proposed zchunk file format

[Jonathan Dieter]

On Thu, 2018-03-01 at 10:12 +0000, Michael Schroeder wrote:
> On Wed, Feb 28, 2018 at 09:31:39AM +0200, Jonathan Dieter wrote:
> > Ok, here are some numbers comparing zsync and zchunk.  For testing, I
> > have eight f27-updates primary.xml files dating from Dec 7 until Feb
> > 12.  3-6 are on consecutive days in mid-January, while 7 and 8 are two
> > days apart in mid-February.
> 
> The gzip --rsyncable + zsync approach only makes sense when the repository
> metadata is ordered so that new packages come last. Did you do that in
> your tests?

No, I didn't expect it to have much effect.  Since openSUSE's xml file
are (presumably) ordered so new packages come last, do you have any old
primary.xml files lying around that I can test?

If not, I'll grab them from the next few updates.

Jonathan