[openstack-dev] [nova] Supporting force live-migrate and force evacuate with nested allocations

Chris Friesen chris.friesen at windriver.com
Wed Oct 10 00:17:48 UTC 2018


On 10/9/2018 1:20 PM, Jay Pipes wrote:
> On 10/09/2018 11:04 AM, Bal√°zs Gibizer wrote:
>> If you do the force flag removal in a nw microversion that also means
>> (at least to me) that you should not change the behavior of the force
>> flag in the old microversions.
> 
> Agreed.
> 
> Keep the old, buggy and unsafe behaviour for the old microversion and in 
> a new microversion remove the --force flag entirely and always call GET 
> /a_c, followed by a claim_resources() on the destination host.

Agreed.  Once you start looking at more complicated resource topologies, 
you pretty much need to handle allocations properly.

Chris



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