[Openstack-operators] [nova] FYI, local conductor mode is deprecated, pending removal in N

Matt Riedemann mriedem at linux.vnet.ibm.com
Thu Nov 12 16:36:10 UTC 2015



On 11/12/2015 8:15 AM, Andrew Laski wrote:
> On 11/12/15 at 09:31pm, Yaguang Tang wrote:
>> There are still performance issue in large deployment to use
>> nova-conductor, how do we make this decision to deprecate local mode?
>> I see
>> the patch is merged only three days after submit.
>
> There is no timeline for removal of local mode at this time for exactly
> the reason you mention.  It will be removed no earlier than the N cycle
> though.  The deprecation is intended to signal that deployers should
> start thinking about how to move to remote conductor and not expect
> local mode to be around forever.  And it was always intended to be
> temporary while deployments transitioned.
>
> It would be helpful if you could report the performance issues that you
> are seeing so that remote conductor can be improved to accommodate
> deployments of all sizes.

Yes, also because this came up in the operators list:

http://lists.openstack.org/pipermail/openstack-operators/2015-October/008577.html

Conductor was called out but I'm not sure if people have dug into the 
main issues. I had replied to that other thread if we wanted to pick 
this up there.

>
>>
>> On Thu, Nov 12, 2015 at 10:51 AM, Matt Riedemann
>> <mriedem at linux.vnet.ibm.com
>>> wrote:
>>
>>> Details are in the change:
>>>
>>> https://review.openstack.org/#/c/242168/
>>>
>>> --
>>>
>>> Thanks,
>>>
>>> Matt Riedemann
>>>
>>>
>>> _______________________________________________
>>> OpenStack-operators mailing list
>>> OpenStack-operators at lists.openstack.org
>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>>>
>>
>>
>>
>> --
>> Yaguang Tang
>> Technical Support, Mirantis China
>>
>> *Phone*: +86 15210946968
>
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>
>
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-- 

Thanks,

Matt Riedemann




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