[openstack-dev] [tricircle] About the dynamic pod binding

Shinobu Kinjo shinobu.kj at gmail.com
Fri May 6 06:58:33 UTC 2016


Yipei,

According to Chaoyi, you have a bunch of experiences regarding to the
OpenStack, networking which is awesome.

I look forward to hearing from you soon.

Cheers,
Shinobu

On Fri, May 6, 2016 at 12:05 PM, Yipei Niu <newypei at gmail.com> wrote:
> Got it with thanks.
>
> Best regards,
> Yipei
>
> On Fri, May 6, 2016 at 9:48 AM, joehuang <joehuang at huawei.com> wrote:
>>
>> Hi, Yipei,
>>
>> Shinobu is correct, this should be taken into consideration in the design
>> of dynamic pod binding.
>>
>> How to schedule pod, you can refer to host-aggregate scheduling with
>> flavor, the difference is that the scheduling granularity is on pod level.
>> By the tag in flavor extra-spec and volume type extrac_spec , tricircle can
>> be aware of which type of resource the tenant wants to provision.
>>
>> For example:
>> https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux_OpenStack_Platform/4/html/Configuration_Reference_Guide/host-aggregates.html
>>
>> So in
>> https://docs.google.com/document/d/18kZZ1snMOCD9IQvUKI5NVDzSASpw-QKj7l2zNqMEd3g/edit,
>> one field called resource_affinity_tag is proposed to be added into the pod
>> table, it could be used for scheduling purpose. But this is only one
>> proposal, you may have better idea to do that, after the spec is reviewed
>> and approved, the doc can be update to reflect the new idea.
>>
>> Best Regards
>> Chaoyi Huang ( Joe Huang )
>>
>>
>> -----Original Message-----
>> From: Shinobu Kinjo [mailto:shinobu.kj at gmail.com]
>> Sent: Friday, May 06, 2016 8:06 AM
>> To: Yipei Niu
>> Cc: OpenStack Development Mailing List (not for usage questions);
>> joehuang; Zhiyuan Cai; 金城 忍
>> Subject: Re: [tricircle] About the dynamic pod binding
>>
>> Hi Yipei,
>>
>> On Thu, May 5, 2016 at 9:54 PM, Yipei Niu <newypei at gmail.com> wrote:
>> > Hi, all,
>> >
>> > For dynamic pod binding, I have some questions.
>> >
>> [snip]
>> > 3. How is Tricircle aware of what type of resource wanted by tenants?
>> > For example, a tenant wants to boot VMs for CAD modelling with
>> > corresponding flavor. But in current code, the flavorRef is not get
>> > involved in function get_pod_by_az_tenant, when querying pod bindings.
>> > So do we need to modify the pod binding table to add such a column?
>>
>> Working through code bases, probably you are talking about future
>> implementation, I guess.
>>
>> Cheers,
>> Shinobu
>>
>> >
>> > Best regards,
>> > Yipei
>>
>>
>>
>> --
>> Email:
>> shinobu at linux.com
>> shinobu at redhat.com
>
>



-- 
Email:
shinobu at linux.com
shinobu at redhat.com



More information about the OpenStack-dev mailing list