Brainstorming for UDS-Q - Build Prioritization

Rick Spencer rick.spencer at
Fri Apr 13 14:39:55 UTC 2012

I think this is a brilliant idea. I think that "keep ISOs buildable" would
have a wonderful impact on everyone's velocity and quality.

Cheers, Rick

On Fri, Apr 13, 2012 at 4:22 PM, Scott Kitterman <ubuntu at>wrote:

> I won't be at UDS, so if this is of interest to someone, I would really
> like
> it if someone who is would take the ball and run with it.
> Currently build sequence on the buildds is determined (primarily) by a
> combination of pocket and component:
> In my opinion, one of the major reasons to prioritize builds is to help
> keep
> ISOs buildable.  During non-freeze periods it is not at all rare for
> flavors
> built out of Universe to go days without a successful image build on some
> architectures due to archive skew.
> I think we should change the scoring model in Launchpad (yes, this would
> be an
> LP change, but I think it should be driven by Ubuntu) to include a
> seeded/unseeded element as well.  This would give us more images available
> for
> testing on a regular basis without having to get special respins.
> This could either be done by dropping the current component based score
> changes and substituting a seeded/unseeded differential or by adding an
> additional score differential for seeded-in-ubuntu packages on top of the
> existing model.
> Scott K
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