[mirror-admin] Release lead time

[Fabio M. Di Nitto]

On 01/03/2013 09:18 PM, Dennis Gilmore wrote:
> Hi all,
> 
> With the raft of delays we have had with Fedora 18 people have been
> looking at options that involve us not releasing on Tuesdays as we
> always have.  I said that we cant change up how we stage everything and
> the windows we give mirrors to stage content before opening up the
> flood gates of the release.
> 
> So I'm asking you the mirror admins, what is enough of a lead time to
> stage the release? to allow things to go through the levels of tiering
> and get on your disks before we make it open. 
> 
> to give you the run down of how it currently works
> 
> we have go/nogo meetings on Thursday afternoon US time, i then stage
> either after the meeting or first thing on Friday morning. so mirrors
> have Friday, Saturday, Sunday and Monday to pick up the bits.  I
> usually flip the bits and make the torrents live around midnight US
> Eastern time on the Monday night we then release at 10AM US eastern
> time.
> 
> We would greatly appreciate your feedback and input on what will work
> best for you guys.

Can't we gather data from mirror_report directly?

In theory, checking the delta between "we staged content" and
mirror_report starts reporting those bits available, should give us an
indication on how fast all bits propagate.

This can be done centralized, without any mirror admin involved (more or
less..)

Fabio


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