[openstack-dev] [Nova] [Spec freeze exception] Instance tasks

Kenichi Oomichi oomichi at mxs.nes.nec.co.jp
Tue Jul 22 03:55:35 UTC 2014


> -----Original Message-----
> From: John Garbutt [mailto:john at johngarbutt.com]
> Sent: Monday, July 21, 2014 6:54 PM
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [Nova] [Spec freeze exception] Instance tasks
> 
> On 18 July 2014 14:28, Andrew Laski <andrew.laski at rackspace.com> wrote:
> > Hello everybody,
> >
> > I would like to request a spec proposal extension for instance tasks,
> > described in https://review.openstack.org/#/c/86938/ .  This has been a long
> > discussed and awaited feature with a lot of support from the community.
> >
> > This feature has been intertwined with the fate of the V3 API, which is
> > still being worked out, and may not be completed in Juno.  This means that I
> > lack confidence that the tasks API work can be fully completed in Juno as
> > well.  But there is more to the tasks work than just the API, and I would
> > like to get some of that groundwork done. In fact, one of the challenges
> > with the task work is how to handle an upgrade situation with an API that
> > exposes tasks and computes which are not task aware and therefore don't
> > update them properly. If it's acceptable I would propose stripping the API
> > portion of the spec for now and focus on getting Juno computes to be task
> > aware so that tasks exposed in the Kilo API would be handled properly with
> > Juno computes.  This of course assumes that we're reasonably confident we
> > want to add tasks to the API in Kilo.
> 
> I see better task handling as a key to better organising the error
> handling inside Nova, and improving stability.
> 
> As such I am happy to sponsor this spec.

I also am glad to support this spec.
This feature will be nice to investigate gate failures in our future.


Thanks
Ken'ichi Ohmichi




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