[openstack-dev] [TripleO] containerized undercloud in Queens
bdobreli at redhat.com
Mon Nov 6 12:35:57 UTC 2017
On 11/6/17 1:01 AM, Emilien Macchi wrote:
> On Mon, Oct 2, 2017 at 5:02 AM, Dan Prince <dprince at redhat.com> wrote:
>> -CI resources: better use of CI resources. At the PTG we received
>> feedback from the OpenStack infrastructure team that our upstream CI
>> resource usage is quite high at times (even as high as 50% of the
>> total). Because of the shared framework and single node capabilities we
>> can re-architecture much of our upstream CI matrix around single node.
>> We no longer require multinode jobs to be able to test many of the
>> services in tripleo-heat-templates... we can just use a single cloud VM
>> instead. We'll still want multinode undercloud -> overcloud jobs for
>> testing things like HA and baremetal provisioning. But we can cover a
>> large set of the services (in particular many of the new scenario jobs
>> we added in Pike) with single node CI test runs in much less time.
> After the last (terrible) weeks in CI, it's pretty clear we need to
> find a solution to reduce and optimize our testing.
> I'm now really convinced by switching our current scenarios jobs to
> NOT deploy the overcloud, and just an undercloud with composable
> services & run tempest.
And we should start using the quickstart-extras undercloud-reploy role
> - deploy 1 node instead of 2 nodes, so we save nodepool resources
> - faster (no overcloud)
> - reduce gate queue time, faster development process, faster CI
> - keep overcloud testing, with OVB
> - reduce OVB to strict minimum: Ironic, Nova, Mistral and basic
> containerized services on overcloud.
> I really want to get consensus on these points, please raise your
> voice now before we engage some work on that front.
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