[rdo-list] RDO CI hardware requirements for CentOS altarch

[David Moreau Simard]

Alex,

Can you expand on what you mean by that ?
The concurrency (or lack thereof) of the jobs are more about the
design of the job itself -- or the environment it is run from as well
as the environment it is run on.

The jobs part of the promotion pipeline [1] run a couple times per day.

[1]: https://ci.centos.org/view/rdo/view/promotion-pipeline/

David Moreau Simard
Senior Software Engineer | Openstack RDO

dmsimard = [irc, github, twitter]


On Wed, Aug 10, 2016 at 9:45 PM, Xiandong Meng <mengxiandong at gmail.com> wrote:
> David, thank you for your response.
>
> For Packstack and Puppet-OpenStack jobs, I noticed that usually each job
> takes no more than 45 minutes. How many jobs may run in parallel and how
> often they are triggered?
>
> Regards,
>
> Alex Meng
> mengxiandong at gmail.com
>
> On Thu, Aug 11, 2016 at 2:24 AM, David Moreau Simard <dms at redhat.com> wrote:
>>
>> Hi Alex,
>>
>> I don't know the specifics of resource usage for alternative
>> architectures but I can tell about x86_64.
>>
>> Packstack and Puppet-OpenStack jobs are designed to run within 8GB of
>> RAM - either on a single virtual machine or on a single bare metal
>> server.
>> I would say 4 cores is the minimum (or otherwise job length is
>> severely affected), 8 is best.
>> Disk space is not generally a concern, easily fitting within 50GB of
>> space.
>>
>> I don't have the numbers for TripleO so I'll let someone else chime in on
>> that.
>>
>> David Moreau Simard
>> Senior Software Engineer | Openstack RDO
>>
>> dmsimard = [irc, github, twitter]
>>
>>
>> On Wed, Aug 10, 2016 at 6:18 AM, Xiandong Meng <mengxiandong at gmail.com>
>> wrote:
>> > We had discussed it a bit in previous RDO meeting on irc. I want to
>> > write a
>> > separate mail
>> > for more broad and in-depth discussion here.
>> >
>> >
>> > For a master release (for now it is Newton), i noticed the promotion
>> > pipes
>> > fall into three different categories:
>> > - Triple-O based CI test
>> > - Packstack based test
>> > - OpenStack-Puppet based test
>> >
>> > So what is the base minimal CI requirements to start with for AltArch
>> > support? Since many of the CI test should work even with VMs instead of
>> > physical nodes, can we start
>> > with 1-2 physical servers?
>> >
>> > Regards,
>> >
>> > Alex Meng
>> > mengxiandong at gmail.com
>> >
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>