[openstack-dev] [requirements][neutron] bot bumping patches off gate queue

Ihar Hrachyshka ihrachys at redhat.com
Thu Mar 2 18:18:16 UTC 2017

Any updates on the problem? It still bumps patches off gate queue,
resetting it and backing off progress for the whole integrated gate.
Is the work followed up somewhere? Any patches to chew?


On Wed, Feb 1, 2017 at 5:14 PM, Tony Breeds <tony at bakeyournoodle.com> wrote:
> On Wed, Feb 01, 2017 at 07:49:21AM -0800, Ihar Hrachyshka wrote:
>> On Wed, Feb 1, 2017 at 7:42 AM, Armando M. <armamig at gmail.com> wrote:
>> >
>> >
>> > On 1 February 2017 at 07:29, Ihar Hrachyshka <ihrachys at redhat.com> wrote:
>> >>
>> >> Hi all,
>> >>
>> >> lately I see the requirements bot proposing new rebases for its
>> >> patches (and bumping existing patch sets from the gate queue) every
>> >> second hour, at least for Neutron [1], which makes it impossible to
>> >> land the patches, and which only makes gate pre-release situation
>> >> worse. On top of that, the proposed rebases don't really add anything
>> >> material to the sync patch, no new version changes and such.
>> >>
>> >> I think we had some guards against such behavior before, so I wonder
>> >> if they were broken or removed lately? Any plans to fix that?
>> >>
>> >> It would be nice to be able to land the update before RC1 is cut off,
>> >> but at this point, it does not seem realistic.
>> >>
>> >> [1] https://review.openstack.org/#/c/423645/
>> >>
>> >
>> > Let's stop merging until the bot proposal change lands. That ought to stop
>> > the spurious rebase!
>> >
>> > Hard times require hard measures!!
>> That's assuming it's triggered by neutron merges. It may as well be
>> requirements merges that trigger rebases. Something that I believe
>> requirements team will help us to understand.
> So it's a combination of both.  The bot runs are triggered on merges to
> openstack/requirements but the rebases are (clearly) due to the fact that
> neutron has advanced in the mean time.
> We knew this was a suboptimal part of the process but until your thread we
> assumed it was wasting CPU/gate resources.  You've exposed the developer
> cost and that elevates this in priority.
> We processes a few requirements feature freeze excetpions which is what caused
> the issue you highlight in that review.  I'll see what I can do about finding
> someone to fix this before we release Ocata.
> The "fix" will be to check if the bot run is a rebase *and* if the current
> revision of the change is lacking a vote from jenkins.  Hmmm I guess we should
> *also* check if the version in gerrit has +W and avoid the upload in that case
> also.
> Yours Tony.
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