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[yong hu <1824167@xxxxxxxxxxxxxxxxxx>]

** Also affects: nova
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1824167

Title:
  live_migrate failed on anti_affinity server_group set VM

Status in OpenStack Compute (nova):
  New
Status in StarlingX:
  Incomplete

Bug description:
  Brief Description
  -----------------
  Create a server group with policy set to anti_affinity; Boot 2 vm(s) and make sure  VMs in this server group; successfully live_migrate VM_1, but failed to live_migrate VM_2

  Severity
  --------
  Major

  
  Steps to Reproduce
  ------------------
  as description
  ....
  TC-name: testcases/functional/nova/test_server_group.py::test_server_group_boot_vms[anti_affinity-2]

  Expected Behavior
  ------------------
  VM_2 live_migrate to different host 

  Actual Behavior
  ----------------
  VM_2 stays at same host 

  Reproducibility
  ---------------
  Reproducible
  100%

  
  System Configuration
  --------------------
  Multi-node system (3 compute nodes)

  
  Lab-name: WCP_99-103

  
  Branch/Pull Time/Commit
  -----------------------
  stx master as of 20190410T013000Z

  
  Last Pass
  ---------
  20190408T233001Z

  
  Timestamp/Logs
  --------------
  [2019-04-10 11:41:13,777] 262  DEBUG MainThread ssh.send    :: Send 'nova --os-username 'admin' --os-password 'Li69nux*' --os-project-name admin --os-auth-url http://keystone.openstack.svc.cluster.local/v3 --os-user-domain-name Default --os-project-domain-name Default  --os-endpoint-type internalURL --os-region-name RegionOne show dd2b7c56-0f3c-4a65-b8b1-31f36f63fb2f'
  [2019-04-10 11:41:15,229] 387  DEBUG MainThread ssh.expect  :: Output: 
  +--------------------------------------+----------------------------------------------------------------------------------+
  | Property                             | Value                                                                            |
  +--------------------------------------+----------------------------------------------------------------------------------+
  | OS-DCF:diskConfig                    | MANUAL                                                                           |
  | OS-EXT-AZ:availability_zone          | nova                                                                             |
  | OS-EXT-SRV-ATTR:host                 | compute-1                                                                        |


  [2019-04-10 11:41:15,333] 262  DEBUG MainThread ssh.send    :: Send
  'nova --os-username 'admin' --os-password 'Li69nux*' --os-project-name
  admin --os-auth-url http://keystone.openstack.svc.cluster.local/v3
  --os-user-domain-name Default --os-project-domain-name Default  --os-
  endpoint-type internalURL --os-region-name RegionOne live-migration
  dd2b7c56-0f3c-4a65-b8b1-31f36f63fb2f'


  [2019-04-10 11:42:47,654] 262  DEBUG MainThread ssh.send    :: Send 'nova --os-username 'admin' --os-password 'Li69nux*' --os-project-name admin --os-auth-url http://keystone.openstack.svc.cluster.local/v3 --os-user-domain-name Default --os-project-domain-name Default  --os-endpoint-type internalURL --os-region-name RegionOne show dd2b7c56-0f3c-4a65-b8b1-31f36f63fb2f'
  [2019-04-10 11:42:48,964] 387  DEBUG MainThread ssh.expect  :: Output: 
  +--------------------------------------+----------------------------------------------------------------------------------+
  | Property                             | Value                                                                            |
  +--------------------------------------+----------------------------------------------------------------------------------+
  | OS-DCF:diskConfig                    | MANUAL                                                                           |
  | OS-EXT-AZ:availability_zone          | nova                                                                             |
  | OS-EXT-SRV-ATTR:host                 | compute-1                                                                        |


  Test Activity
  -------------
  Regression Testing

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