2014-08-24 03:03:18.399 509 ERROR oslo.messaging._drivers.common [-] ['Traceback (most recent call last):\n', '  File "/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py", line 133, in _dispatch_and_reply\n    incoming.message))\n', '  File "/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py", line 176, in _dispatch\n    return self._do_dispatch(endpoint, method, ctxt, args)\n', '  File "/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py", line 122, in _do_dispatch\n    result = getattr(endpoint, method)(ctxt, **new_args)\n', '  File "/usr/lib/python2.6/site-packages/oslo/messaging/rpc/server.py", line 139, in inner\n    return func(*args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/exception.py", line 88, in wrapped\n    payload)\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/usr/lib/python2.6/site-packages/nova/exception.py", line 71, in wrapped\n    return f(self, context, *args, **kw)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 274, in decorated_function\n    pass\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 260, in decorated_function\n    return function(self, context, *args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 327, in decorated_function\n    function(self, context, *args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 303, in decorated_function\n    e, sys.exc_info())\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 290, in decorated_function\n    return function(self, context, *args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 2069, in run_instance\n    do_run_instance()\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/lockutils.py", line 249, in inner\n    return f(*args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 2068, in do_run_instance\n    legacy_bdm_in_spec)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 1201, in _run_instance\n    notify("error", fault=e)  # notify that build failed\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 1185, in _run_instance\n    instance, image_meta, legacy_bdm_in_spec)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 1305, in _build_instance\n    set_access_ip=set_access_ip)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 393, in decorated_function\n    return function(self, context, *args, **kwargs)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 1717, in _spawn\n    LOG.exception(_(\'Instance failed to spawn\'), instance=instance)\n', '  File "/usr/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 1714, in _spawn\n    block_device_info)\n', '  File "/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py", line 2262, in spawn\n    write_to_disk=True)\n', '  File "/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py", line 3443, in to_xml\n    disk_info, rescue, block_device_info)\n', '  File "/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py", line 3259, in get_guest_config\n    flavor)\n', '  File "/usr/lib/python2.6/site-packages/nova/virt/libvirt/vif.py", line 385, in get_config\n    _("Unexpected vif_type=%s") % vif_type)\n', 'NovaException: Unexpected vif_type=binding_failed\n']