Created attachment 1057319 [details]
vdsm and engine log

Description of problem:
Migration failed since vdsm failed to run VM on remove host.

Version-Release number of selected component (if applicable):
3.6.0-4: oVirt Engine Version: 3.6.0-0.0.master.20150727175355.git0d51373.el6
VDSM:vdsm-4.17.0-1201.git7ba0684.el7

How reproducible:
All the time

Steps to Reproduce:
Migrate once VM

Actual results:
Migration failed

Expected results:
Migration success 

Additional info:
VDSM log:
Thread-228::DEBUG::2015-07-29 15:26:23,108::vm::393::virt.vm::(send_status_event) vmId=`4262b113-4d26-4336-9776-5e1766ed5acc`::Last status Up and evaluated status Migration Source
Thread-228::DEBUG::2015-07-29 15:26:23,108::__init__::206::jsonrpc.Notification::(emit) Sending event {"params": {"notify_time": 4300873380, "4262b113-4d26-4336-9776-5e1766ed5acc": {"status": "Migration Source"}}, "jsonrpc": "2.0", "method": "|virt|VM_status|4262b113-4d26-4336-9776-5e1766ed5acc"}
Thread-228::DEBUG::2015-07-29 15:26:23,108::stompreactor::305::yajsonrpc.StompServer::(send) Sending response
Thread-228::DEBUG::2015-07-29 15:26:23,109::__init__::534::jsonrpc.JsonRpcServer::(_serveRequest) Return 'VM.migrate' in bridge with True
Thread-228::DEBUG::2015-07-29 15:26:23,109::stompreactor::305::yajsonrpc.StompServer::(send) Sending response
Thread-229::ERROR::2015-07-29 15:26:23,120::migration::208::virt.vm::(_recover) vmId=`4262b113-4d26-4336-9776-5e1766ed5acc`::'str' object has no attribute 'subscribe'
Thread-229::ERROR::2015-07-29 15:26:23,120::migration::213::virt.vm::(_recover) vmId=`4262b113-4d26-4336-9776-5e1766ed5acc`::Failed to destroy remote VM
Traceback (most recent call last):
  File "/usr/share/vdsm/virt/migration.py", line 211, in _recover
    self._destServer.destroy(self._vm.id)
AttributeError: 'SourceThread' object has no attribute '_destServer'
Thread-229::ERROR::2015-07-29 15:26:23,120::migration::310::virt.vm::(run) vmId=`4262b113-4d26-4336-9776-5e1766ed5acc`::Failed to migrate
Traceback (most recent call last):
  File "/usr/share/vdsm/virt/migration.py", line 278, in run
    self._setupVdsConnection()
  File "/usr/share/vdsm/virt/migration.py", line 146, in _setupVdsConnection
    self._destServer = jsonrpcvdscli.connect(client, requestQueue)
  File "/usr/lib/python2.7/site-packages/vdsm/jsonrpcvdscli.py", line 119, in connect
    str(uuid4())
  File "/usr/lib/python2.7/site-packages/yajsonrpc/stompreactor.py", line 538, in StompRpcClient
    stomp_client.subscribe(response_queue, sub_id=str(uuid4())),
AttributeError: 'str' object has no attribute 'subscribe'