Open Stack

Hi,
 I was there when we had this discussion with Senlin team in last
summit at Austin.
 If you are attending to this summit, hope we can discuss more in details.
 PWG have some sessions on this topic.
--- Regards,
Sampath



On Sat, Oct 15, 2016 at 11:31 AM, Qiming Teng
<tengqim at linux.vnet.ibm.com> wrote:
> Hi,
>
> Team had discussions with Adam on previous summits, but senlin is
> curently not deeply involved into the effort due to 1) not well educated
> about the direction of VM-HA in that context; 2) lack of resource from
> senlin team.
>
> However, we do feel VM-HA a strong requirement from many enterprise
> customers. Senlin provides a health policy for users to specify how VM
> failures should be detected and how they should be recovered. For
> failure detection, we support polling and listeners to VM lifecycle
> events today. We planned to support LBaaS based detection but haven't
> landed due to bugs in Octavia. For recovery, the default action is
> 'rebuild', we are also adding 'reboot', 'recreate', 'evacuate' as other
> options. We are also planning to add fencing support before doing
> recovery.
>
> As for Masakari, we heard of that name from Adam but haven't looked
> deeply into the details.
>
> So ... that is the high-availability use case senlin is trying to
> support. Other use cases we want to support include auto-scaling,
> load-balancing, cross-region deployment, cross-AZ deployment, blue-green
> deployment, rolling-upgrade, instanteneous provisioning, container
> clustering, bare-metal clustering etc.
>
> Please feel free to raise any questions on Senlin. We are open to any
> suggestions/comments on how to improve the service so that it is useful,
> usable and eventually widely used.
>
> Thanks.
>
> Regards,
>   Qiming
>
> On Fri, Oct 14, 2016 at 02:44:56PM +0000, Peter Chadwick wrote:
>> Qiming - One area that we have a question about is how Senlin interacts
>> with other projects such as Masakari. We have created a user story
>> around HA: https://review.openstack.org/#/c/289469/8/user-stories/propo
>> sed/ha_vm.rst that a cross-project team has been using to define specs
>> for HA capabilities. It would be great if the Senlin team can take part
>> in those discussions.
>>
>> I am copying Adam Spiers on this email as he has been one of the
>> developers working on the cross product HA team.
>>
>> Pete
>>
>>
>> On Fri, 2016-10-14 at 21:34 +0800, Qiming Teng wrote:
>> > Hi,
>> >
>> > My name is Qiming Teng, PTL for the senlin project [1] during Mitaka
>> > and
>> > Newton cycle. I was the liaison for product working group [2] for
>> > senlin
>> > project. Until recently, I wasn't contacted by the product working
>> > group
>> > for the multi-release roadmap [3] or things like that.
>> >
>> > On seeing the latest roadmap slides, senlin was again not listed in
>> > the
>> > whole picture. Team was surprised by this and we are wondering if
>> > there
>> > are things we missed to get the message out. I'm new to this group.
>> > But
>> > since I'm stepping down as PTL for Ocata cycle, I will have more
>> > cycles
>> > working with people from other teams to make senlin a good citizen in
>> > the community.
>> >
>> > Can anyone help guide me on next steps, how can we get senlin
>> > included?
>> > Senlin has released its 2.0.0 version with official OpenStack
>> > release.
>> >
>> > Thanks.
>> >
>> > Regards,
>> >   Qiming
>> >
>> >
>> > [1] https://wiki.openstack.org/wiki/Senlin
>> > [2] https://wiki.openstack.org/wiki/CrossProjectLiaisons
>> > [3] https://wiki.openstack.org/wiki/ProductTeam/MultiRelease_Roadmap
>> > [4]
>> > https://www.openstack.org/assets/software/newton/Community-Generated-
>> > OpenStack-Roadmap-Newton-Release-v3.pdf
>> >
>> >
>> > _______________________________________________
>> > Product-wg mailing list
>> > Product-wg at lists.openstack.org
>> > http://lists.openstack.org/cgi-bin/mailman/listinfo/product-wg
>> >
>> --
>> Pete Chadwick
>> Director of Product Management
>> Cloud and Systems Management
>> SUSE
>> pchadwick at suse.com
>> (M) +1.617.281.2847
>>
>> www.suse.com
>
>
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