Matt,
a did check the xenapi connection to dom0 as described here
http://wiki.openstack.org/XenServerDevelopment -> Test XenAPI
and it worked.
Anyway I'm able to directly deploy vms on the node that receives the VHD.
Said so, is there somthing alse I should check?
Thanks
Giuseppe
On Wednesday 21 September 2011 00:05:19 Matt Dietz wrote:
> Giuseppe,
>
> I'm not sure that's the error that's causing the problem, but it seems
> indicative of a larger issue: namely that the other compute node (the one
> that received the VHD in the migration) perhaps cannot talk to the dom0?
>
> Matt
>
> On 9/20/11 11:29 AM, "Giuseppe Civitella" <giuseppe.civite...@gmail.com>
>
> wrote:
> >Hi all,
> >
> >I'm trying to resize an instance between two XenServer, each managed
> >by a domU running Natty and current Diablo milestone.
> >When I schedule the resize the instance gets a snapshot and its vhd
> >file get copyed by rsync on the other host. At this point the task
> >fails.
> >At this time there is a record on migrations table of cloud controller's
> >mysql.
> >On source host's nova-compute log i can see:
> >
> >2011-09-20 18:11:34,446 DEBUG nova.rpc [-] received
> >{u'_context_roles': [], u'_context_request_id':
> >u'da2ac014-1600-4fa4-9be7-4c53add5caa4', u'_context_read_deleted':
> >False, u'args': {u'instance_id':
> >u'4548a3ed-2989-4fe7-bca9-bdf55bc9635a', u'migration_id': 12},
> >u'_context_auth_token': None, u'_context_is_admin': True,
> >u'_context_project_id': u'gcivitella_proj', u'_context_timestamp':
> >u'2011-09-20T16:11:33.724787', u'_context_user_id':
> >u'gcivitella_name', u'method': u'resize_instance',
> >u'_context_remote_address': u'127.0.0.1'} from (pid=20478)
> >process_data /usr/lib/pymodules/python2.7/nova/rpc/amqp.py:200
> >2011-09-20 18:11:34,447 DEBUG nova.rpc [-] unpacked context:
> >{'user_id': u'gcivitella_name', 'roles': [], 'timestamp':
> >u'2011-09-20T16:11:33.724787', 'auth_token': None, 'msg_id': None,
> >'remote_address': u'127.0.0.1', 'is_admin': True, 'request_id':
> >u'da2ac014-1600-4fa4-9be7-4c53add5caa4', 'project_id':
> >u'gcivitella_proj', 'read_deleted': False} from (pid=20478)
> >_unpack_context /usr/lib/pymodules/python2.7/nova/rpc/amqp.py:432
> >2011-09-20 18:11:34,447 INFO nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >check_instance_lock: decorating: |<function resize_instance at
> >0x362d758>|
> >2011-09-20 18:11:34,448 INFO nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >check_instance_lock: arguments: |<nova.compute.manager.ComputeManager
> >object at 0x2f56810>| |<nova.rpc.amqp.RpcContext object at 0x4b46e50>|
> >
> >|4548a3ed-2989-4fe7-bca9-bdf55bc9635a|
> >
> >2011-09-20 18:11:34,448 DEBUG nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >instance 4548a3ed-2989-4fe7-bca9-bdf55bc9635a: getting locked state
> >from (pid=20478) get_lock
> >/usr/lib/pymodules/python2.7/nova/compute/manager.py:1121
> >2011-09-20 18:11:34,522 INFO nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >check_instance_lock: locked: |False|
> >2011-09-20 18:11:34,522 INFO nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >check_instance_lock: admin: |True|
> >2011-09-20 18:11:34,523 INFO nova.compute.manager
> >[da2ac014-1600-4fa4-9be7-4c53add5caa4 gcivitella_name gcivitella_proj]
> >check_instance_lock: executing: |<function resize_instance at
> >0x362d758>|
> >2011-09-20 18:11:34,716 DEBUG nova [-] Starting snapshot for VM
> ><nova.db.sqlalchemy.models.Instance object at 0x496eb10> from
> >(pid=20478) _get_snapshot
> >/usr/lib/pymodules/python2.7/nova/virt/xenapi/vmops.py:515
> >2011-09-20 18:11:34,723 DEBUG nova.virt.xenapi.vm_utils [-]
> >Snapshotting VM OpaqueRef:defbf1c9-f3e6-3822-f110-7b61a35b7c18 with
> >label 'instance-00000048-snapshot'... from (pid=20478) create_snapshot
> >/usr/lib/pymodules/python2.7/nova/virt/xenapi/vm_utils.py:338
> >2011-09-20 18:11:36,337 INFO nova.virt.xenapi [-] Task
> >[Async.VM.snapshot] OpaqueRef:7ca66e5a-261e-5e7b-441e-dca99ab2a1a8
> >status: success
> ><value>OpaqueRef:05b68453-bee2-9c9b-db33-2bebe97cbdf7</value>
> >2011-09-20 18:11:36,361 DEBUG nova.virt.xenapi.vm_utils [-] Created
> >snapshot OpaqueRef:05b68453-bee2-9c9b-db33-2bebe97cbdf7 from VM
> >OpaqueRef:defbf1c9-f3e6-3822-f110-7b61a35b7c18. from (pid=20478)
> >create_snapshot
> >/usr/lib/pymodules/python2.7/nova/virt/xenapi/vm_utils.py:352
> >2011-09-20 18:11:36,361 DEBUG nova.virt.xenapi.vm_utils [-]
> >Re-scanning SR OpaqueRef:d02abfe8-c781-f49f-81b2-6b981ed98097 from
> >(pid=20478) scan_sr
> >/usr/lib/pymodules/python2.7/nova/virt/xenapi/vm_utils.py:804
> >2011-09-20 18:11:36,916 INFO nova.virt.xenapi [-] Task [Async.SR.scan]
> >OpaqueRef:9514755f-8b94-dea1-5c0b-689bbe282804 status: success
> >2011-09-20 18:11:36,940 DEBUG nova.virt.xenapi.vm_utils [-] VHD
> >9d2ec65d-aeb4-4e6c-811f-78111d5835fc has parent
> >OpaqueRef:1f83df6e-d9aa-90cb-e2d9-b3c672c7ec4d from (pid=20478)
> >get_vhd_parent
> >/usr/lib/pymodules/python2.7/nova/virt/xenapi/vm_utils.py:840
> >
> >and then the error that stops the task:
> >
> >2011-09-20 18:12:28,311 DEBUG nova.manager [-] Notifying Schedulers of
> >capabilities ... from (pid=20478) periodic_tasks
> >/usr/lib/pymodules/python2.7/nova/manager.py:111
> >2011-09-20 18:12:28,312 DEBUG nova.rpc [-] Making asynchronous fanout
> >cast... from (pid=20478) fanout_cast
> >/usr/lib/pymodules/python2.7/nova/rpc/amqp.py:545
> >2011-09-20 18:12:28,312 INFO nova.rpc [-] Creating "scheduler_fanout"
> >fanout exchange
> >2011-09-20 18:12:28,737 INFO nova.virt.xenapi.vm_utils [-] (VM_UTILS)
> >xenserver vm state -> |Running|
> >2011-09-20 18:12:28,737 INFO nova.virt.xenapi.vm_utils [-] (VM_UTILS)
> >xenapi power_state -> |1|
> >2011-09-20 18:12:28,811 ERROR nova [-] in looping call
> >(nova): TRACE: Traceback (most recent call last):
> >(nova): TRACE: File "/usr/lib/pymodules/python2.7/nova/utils.py",
> >line 487, in _inner
> >(nova): TRACE: self.f(*self.args, **self.kw)
> >(nova): TRACE: File
> >"/usr/lib/pymodules/python2.7/nova/virt/xenapi_conn.py", line 408, in
> >_poll_task
> >(nova): TRACE: name = self._session.xenapi.task.get_name_label(task)
> >(nova): TRACE: File
> >"/usr/local/lib/python2.7/dist-packages/XenAPI.py", line 229, in
> >__call__
> >(nova): TRACE: return self.__send(self.__name, args)
> >(nova): TRACE: File
> >"/usr/local/lib/python2.7/dist-packages/XenAPI.py", line 133, in
> >xenapi_request
> >(nova): TRACE: result = _parse_result(getattr(self,
> >methodname)(*full_params))
> >(nova): TRACE: File "/usr/lib/python2.7/xmlrpclib.py", line 1224, in
> >__call__
> >(nova): TRACE: return self.__send(self.__name, args)
> >(nova): TRACE: File "/usr/lib/python2.7/xmlrpclib.py", line 1575, in
> >__request
> >(nova): TRACE: verbose=self.__verbose
> >(nova): TRACE: File "/usr/lib/python2.7/xmlrpclib.py", line 1264, in
> >request
> >(nova): TRACE: return self.single_request(host, handler,
> >request_body, verbose)
> >(nova): TRACE: File "/usr/lib/python2.7/xmlrpclib.py", line 1289, in
> >single_request
> >(nova): TRACE: self.send_request(h, handler, request_body)
> >(nova): TRACE: File "/usr/lib/python2.7/xmlrpclib.py", line 1391, in
> >send_request
> >(nova): TRACE: connection.putrequest("POST", handler,
> >skip_accept_encoding=True)
> >(nova): TRACE: File "/usr/lib/python2.7/httplib.py", line 853, in
> >putrequest
> >(nova): TRACE: raise CannotSendRequest()
> >(nova): TRACE: CannotSendRequest
> >(nova): TRACE:
> >
> >At the moment I'm stuck at this point.
> >Any idea about how to debug this error?
> >
> >Thanks a lot
> >Giuseppe
> >
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