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There are some significant limitations to the pure taskflow approach,
however some combination of atomic micro-state management and taskflow
persistence is being looked at

Duncan Thomas
On Dec 9, 2014 6:24 PM, "Dulko, Michal" <michal.dulko at intel.com> wrote:

> And what about no recovery in case of failure mid-task? I can see that
> there's some TaskFlow integration done. This lib seems to address these
> issues (if used with taskflow.persistent submodule, which Cinder isn't
> using). Any plans for further integration with TaskFlow?
>
> -----Original Message-----
> From: John Griffith [mailto:john.griffith8 at gmail.com]
> Sent: Monday, December 8, 2014 11:28 PM
> To: OpenStack Development Mailing List (not for usage questions)
> Subject: Re: [openstack-dev] [cinder] HA issues
>
> On Mon, Dec 8, 2014 at 8:18 AM, Dulko, Michal <michal.dulko at intel.com>
> wrote:
> > Hi all!
> >
> >
> >
> > At the summit during crossproject HA session there were multiple
> > Cinder issues mentioned. These can be found in this etherpad:
> > https://etherpad.openstack.org/p/kilo-crossproject-ha-integration
> >
> >
> >
> > Is there any ongoing effort to fix these issues? Is there an idea how
> > to approach any of them?
> >
> >
> > _______________________________________________
> > OpenStack-dev mailing list
> > OpenStack-dev at lists.openstack.org
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
> >
> Thanks for the nudge on this, personally I hadn't seen this.  So the items
> are pretty vague, there are def plans to try and address a number of race
> conditions etc.  I'm not aware of any specific plans to focus on HA from
> this perspective, or anybody stepping up to work on it but certainly would
> be great for somebody to dig in and start flushing this out.
>
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