[openstack-dev] [nova] Feature Freeze Exception Request for Quiesce boot from volume instances

Nikola Đipanov ndipanov at redhat.com
Tue Feb 10 10:24:46 UTC 2015


On 02/10/2015 11:12 AM, Daniel P. Berrange wrote:
> On Fri, Feb 06, 2015 at 10:20:04PM +0000, Tomoki Sekiyama wrote:
>> Hello,
>>
>> I'd like to request a feature freeze exception for the change
>>   https://review.openstack.org/#/c/138795/ .
>>
>> This patch makes live volume-boot instance snapshots consistent by
>> quiescing instances before snapshotting. Quiescing for image-boot
>> instances are already merged in the libvirt driver, and this is a
>> complementary part for volume-boot instances.
>>
>>
>> Nikola Dipanov and Daniel Berrange actively reviewed the patch and I hope
>> it is ready now (+1 from Nikola with a comment that he is waiting for the
>> FFE process at this point so no +2s).
>> Please consider approving this FFE.
> 
> I'm happy to sponsor this one having given it multiple reviews
> 
> You could probably even argue this "feature" is in fact a bug fix since
> it fixes the problem of inconsistent snapshots which can result in guest
> application data corruption in the worst case.
> 

I will sponsor it too - it basically one patch that is ready to merge
and has had a number of reviews.

N.




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