[openstack-dev] [nova] will instance action deprecate in feature

Andrew Laski andrew.laski at rackspace.com
Mon Mar 16 14:47:34 UTC 2015

On 03/15/2015 10:26 AM, Lingxian Kong wrote:
> 2015-03-11 15:57 GMT+08:00 Qiao, Liyong <liyong.qiao at intel.com>:
>> Hi all
>> will instance action deprecate in feature since we have notify mechanism now?
>> Currently, nova have instance action and instance event action to record specify actions performed on a instances.
>> For some enterprise user, they may need to compute the latency when they perform an action on an instance.
>> I check instance action only record the start time but no finish time. Instance action event have start time and finish time. But for 1 instance action , there may be several instance action event, so there is no necessary to check all instance action event, we only care about the action time itself, so a finished time is necessary to added into instance action.
>> I made a patch to add finish time of instance action in [1](but need to fix unit test issue), I wonder if it is worthy to
>> Spend time on debug unit test issue? Since I remember that instance action will be deprecated soon.
> Hi, Eli, Do you have any reference about 'deprecation' you said?

I'd be interested in seeing this as well.  I have talked in the past 
about introducing a tasks framework into Nova which would essentially 
deprecate instance actions, but that's a long way off and there's no 
official plan to deprecate instance actions based on that yet.

>> [1] https://review.openstack.org/162910
>> Best Regards,
>> Eli(Li Yong) Qiao.
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