gross DNF bandwidth inefficiency if filesystem space limited

[Vít Ondruch]

Dne 2.8.2015 v 18:15 Kevin Fenzi napsal(a):
> On Sat, 1 Aug 2015 07:33:39 -0400
> Nico Kadel-Garcia <nkadel at gmail.com> wrote:
>
>> On Fri, Jul 31, 2015 at 3:14 PM, Richard Hughes <hughsient at gmail.com>
>> wrote:
>>> On 31 July 2015 at 17:27, Radek Holy <rholy at redhat.com> wrote:
>>>> One can say that the mirrors should keep the older versions
>>> I would completely agree. As we can't rely that packages referenced
>>> in metadata just one day old still being on the mirrors means that
>>> PackageKit has to download hundreds of megabytes  month more than it
>>> has to.
>>>
>>> Richard.
>> In the RHEL world, EPEL has bitten me really hard this way several
>> times, especially when packages are discarded and no longer present in
>> EPEL. So it's worth thinking about in general for RPM based systems.
>
> * repodata will likewise be 2x (or at least increased a great deal).
>   Resulting in a bunch more downloading for everyone not just the folks
>   who might want to downgrade sometimes. 
>

This is actually not true. The repodata should contain just the latest
version, but if I have slightly older version of metadata already
downloaded, I would be probably fine with installation of slightly older
version of package.

Vít