Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-23 Thread Alex Xu
2014-12-22 21:50 GMT+08:00 Sylvain Bauza sba...@redhat.com: Le 22/12/2014 13:37, Alex Xu a écrit : 2014-12-22 10:36 GMT+08:00 Lingxian Kong anlin.k...@gmail.com: 2014-12-22 9:21 GMT+08:00 Alex Xu sou...@gmail.com: 2014-12-22 9:01 GMT+08:00 Lingxian Kong anlin.k...@gmail.com:

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-22 Thread Alex Xu
Joe, thanks, that's useful feature. But still not sure it's good for this case. Thinking of user's server-group will be deleted by administrator and new server-group created for user by administrator, that sounds confused for user. I'm thinking of the HA case, if there is host failed, the

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-22 Thread Alex Xu
2014-12-22 10:36 GMT+08:00 Lingxian Kong anlin.k...@gmail.com: 2014-12-22 9:21 GMT+08:00 Alex Xu sou...@gmail.com: 2014-12-22 9:01 GMT+08:00 Lingxian Kong anlin.k...@gmail.com: but what if the compute node is back to normal? There will be instances in the same server group with

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-22 Thread Sylvain Bauza
Le 22/12/2014 13:37, Alex Xu a écrit : 2014-12-22 10:36 GMT+08:00 Lingxian Kong anlin.k...@gmail.com mailto:anlin.k...@gmail.com: 2014-12-22 9:21 GMT+08:00 Alex Xu sou...@gmail.com mailto:sou...@gmail.com: 2014-12-22 9:01 GMT+08:00 Lingxian Kong anlin.k...@gmail.com

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-21 Thread Lingxian Kong
2014-12-19 17:44 GMT+08:00 Alex Xu sou...@gmail.com: Hi, There is problem when evacuate instance. If the instance is in the server group with affinity policy, the instance can't evacuate out the failed compute node. I know there is soft affinity policy under development, but think of if the

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-21 Thread Lingxian Kong
2014-12-22 9:21 GMT+08:00 Alex Xu sou...@gmail.com: 2014-12-22 9:01 GMT+08:00 Lingxian Kong anlin.k...@gmail.com: but what if the compute node is back to normal? There will be instances in the same server group with affinity policy, but located in different hosts. If operator decide to

Re: [openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-21 Thread Eli Qiao
在 2014年12月22日 10:36, Lingxian Kong 写道: 2014-12-22 9:21 GMT+08:00 Alex Xu sou...@gmail.com: 2014-12-22 9:01 GMT+08:00 Lingxian Kong anlin.k...@gmail.com: but what if the compute node is back to normal? There will be instances in the same server group with affinity policy, but located in

[openstack-dev] [nova] Evacuate instance which in server group with affinity policy

2014-12-19 Thread Alex Xu
Hi, There is problem when evacuate instance. If the instance is in the server group with affinity policy, the instance can't evacuate out the failed compute node. I know there is soft affinity policy under development, but think of if the instance in server group with hard affinity means no way