On 10/02/2013 11:42 PM, Lingxian Kong wrote: > Hi Chris: > > Aftering exploring the code, I think there is already clean up on the > original compute node, it will check that the instances reported by the > driver are still associated with this host. If they are not, they will > be destroyed. Please refer to: > https://github.com/openstack/nova/blob/master/nova/compute/manager.py#L784 Looks like the problem is that I'm using Grizzly. This was fixed in Havana back in April but the fix was never backported. Chris