[openstack-dev] Let's drop the postgresql gate job

Matthew Thode prometheanfire at gentoo.org
Thu Aug 18 18:18:05 UTC 2016

On 08/18/2016 10:00 AM, Matt Riedemann wrote:
> It's that time of year again to talk about killing this job, at least
> from the integrated gate (move it to experimental for people that care
> about postgresql, or make it gating on a smaller subset of projects like
> oslo.db).
> The postgresql job used to have three interesting things about it:
> 1. It ran keystone with eventlet (which is no longer a thing).
> 2. It runs the n-api-meta service rather than using config drive.
> 3. It uses postgresql for the database.
> So #1 is gone, and for #3, according to the April 2016 user survey (page
> 40) [1], 4% of reporting deployments are using it in production.
> I don't think we're running n-api-meta in any other integrated gate
> jobs, but I'm pretty sure there is at least one neutron job out there
> that's running with it that way. We could also consider making the
> nova-net dsvm full gate job run n-api-meta, or vice-versa with the
> neutron dsvm full gate job.
> We also have to consider that with HP public cloud being gone as a node
> provider and we've got fewer test nodes to run with, we have to make
> tough decisions about which jobs we're going to run in the integrated gate.
> I'm bringing this up again because Nova has a few more jobs it would
> like to make voting on it's repo (neutron LB and live migration, at
> least in the check queue) but there are concerns about adding yet more
> jobs that each change has to get through before it's merged, which means
> if anything goes wrong in any of those we can have a 24 hour turnaround
> on getting an approved change back through the gate.
> [1]
> https://www.openstack.org/assets/survey/April-2016-User-Survey-Report.pdf

Perhaps a better option would be to get oslo.db to run cross-project
checks like we do in requirements.  That way the right team is covering
the usage of postgres and we still have coverage while still lowering
gate load for most projects.

-- Matthew Thode (prometheanfire)

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