On 09/11/2014 05:01 PM, Jay Pipes wrote: > On 09/11/2014 04:51 PM, Matt Riedemann wrote: >> On 9/10/2014 6:00 PM, Russell Bryant wrote: >>> On 09/10/2014 06:46 PM, Joe Cropper wrote: >>>> Hmm, not sure I follow the concern, Russell. How is that any different >>>> from putting a VM into the group when it’s booted as is done today? >>>> This simply defers the ‘group insertion time’ to some time after >>>> initial the VM’s been spawned, so I’m not sure this creates anymore >>>> race >>>> conditions than what’s already there [1]. >>>> >>>> [1] Sure, the to-be-added VM could be in the midst of a migration or >>>> something, but that would be pretty simple to check make sure its task >>>> state is None or some such. >>> >>> The way this works at boot is already a nasty hack. It does policy >>> checking in the scheduler, and then has to re-do some policy checking at >>> launch time on the compute node. I'm afraid of making this any worse. >>> In any case, it's probably better to discuss this in the context of a >>> more detailed design proposal. >>> >> >> This [1] is the hack you're referring to right? >> >> [1] >> http://git.openstack.org/cgit/openstack/nova/tree/nova/compute/manager.py?id=2014.2.b3#n1297 >> > > That's the hack *I* had in the back of my mind.
Yep. -- Russell Bryant _______________________________________________ OpenStack-dev mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
