Kevin Fenzi <ke...@scrye.com> wrote:

> […]

>>>> I really don't understand why we do this "batched" thing to begin with.

>>> To reduce the constant flow of updates that are very minor or affect
>>> very few mixed in with the major updates that affect lots of people and
>>> are urgent.

>> But the users were already able to opt to update only weekly. So why force a
>> fixed schedule on them?

> To save all the Fedora users in the world from having to update metadata
> for minor changes. Since there's a hourly dnf makecache every user in
> the world pulls down new metadata ever time we update a repo. If we
> update a repo for some minor enhancements it means everyone in the world
> has to pay for that. If we just push all those out every tuesday and
> don't update those unless there's something urgent we save everyone a
> lot of bandwith and us computing time/resources.

> […]

BTW, are there technical reasons why the metadata is updated
en bloc and not incrementally like for example delta RPMs,
or is it just that nobody bothered to implement something
like that yet for metadata?

Tim
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