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Is there a blueprint for using this for Cinder-Nova interaction?

Best Regards,
Solly Ross

----- Original Message -----
From: "Mike Perez" <thingee at gmail.com>
To: "OpenStack Development Mailing List (not for usage questions)" <openstack-dev at lists.openstack.org>
Sent: Tuesday, April 8, 2014 3:58:31 PM
Subject: Re: [openstack-dev] [nova][cinder] create server from a volume snapshot, 180 reties is sufficient?

On 23:58 Tue 08 Apr     , Lingxian Kong wrote:
> hi there:
> 
> According to the patch https://review.openstack.org/#/c/80619/, Nova
> will wait for volume creation for 180s, the config option is rejected by
> Russell and Nikola. But the reason I raise it up is, we found the server
> creation failed due to timeout in our deployment, with LVM as Cinder
> backend.
> 
> So, I wander is 180s really suitable here? Are there some guidences
> about when should we add an option? But at least, we should not avoid an
> option, just because of the existing overwhelming number of them, right?
> 
> Thoughts?

It looks like this was a temporary accepted solution and the long term solution
is with event callbacks [1].

[1] - https://blueprints.launchpad.net/nova/+spec/admin-event-callback-api

-- 
Mike Perez

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