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[Bug 1551565] Re: KeyError:launch an instance form an iso image

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Sean Dague <sean@xxxxxxxxx>
Date: Mon, 18 Apr 2016 15:31:48 -0000
Reply-to: Bug 1551565 <1551565@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
An ask for reproduce happened 1.5 months ago, no response

** Changed in: nova
       Status: Incomplete => Invalid

** Changed in: nova
     Assignee: Prathyusha (seelam-prathyusha) => (unassigned)

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https://bugs.launchpad.net/bugs/1551565

Title:
  KeyError:launch an instance form an iso image

Status in OpenStack Compute (nova):
  Invalid

Bug description:
  When use the following command to launch an instance from an iso
  image, we get keyerror log form /var/log/nova/nova-compute.log on the
  compute node. Version of openstack is kilo.

  [root@2C5_10_DELL05 ~]#nova boot --image 37c089ac-8a49-410d-a8df-
  96b736130e3c --flavor m1.small --nic net-id=1610f3b6-553c-45ad-9f1f-
  2f8e06086576 --block-device
  id=1812f5b6-0d69-4337-bce5-a06e9f0370f3,source=volume,dest=volume
  --availability-zone nova:slot5-SBCJ Boot_from_image_with_volume

  
  log:
  2016-02-25 18:24:25.879 915 ERROR nova.compute.manager [req-8dc0fcdb-608f-4938-96e6-fc0e4aadfe69 c8c4ba6337684fcfa98a26259e7e7ba0 203c8802ac2343ab9e2a7ab11aa710de - - -] [instance: 38e3ebf2-4a22-4beb-b2f6-9d94ef2d1879] Cannot reboot instance: u'/dev/vdb'
  2016-02-25 18:24:26.286 915 INFO nova.scheduler.client.report [req-8dc0fcdb-608f-4938-96e6-fc0e4aadfe69 c8c4ba6337684fcfa98a26259e7e7ba0 203c8802ac2343ab9e2a7ab11aa710de - - -] Compute_service record updated for ('slot5-SBCJ', 'slot5-SBCJ')
  2016-02-25 18:24:26.297 915 ERROR oslo_messaging.rpc.dispatcher [req-8dc0fcdb-608f-4938-96e6-fc0e4aadfe69 c8c4ba6337684fcfa98a26259e7e7ba0 203c8802ac2343ab9e2a7ab11aa710de - - -] Exception during message handling: u'/dev/vdb'
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher Traceback (most recent call last):
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 142, in _dispatch_and_reply
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     executor_callback))
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 186, in _dispatch
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     executor_callback)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 130, in _do_dispatch
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     result = func(ctxt, **new_args)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 8509, in reboot_instance
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     reboot_type)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/exception.py", line 88, in wrapped
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     payload)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 85, in __exit__
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/exception.py", line 71, in wrapped
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     return f(self, context, *args, **kw)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 379, in decorated_function
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     LOG.warning(msg, e, instance_uuid=instance_uuid)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 85, in __exit__
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 350, in decorated_function
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     return function(self, context, *args, **kwargs)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 429, in decorated_function
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     return function(self, context, *args, **kwargs)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 407, in decorated_function
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     kwargs['instance'], e, sys.exc_info())
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 85, in __exit__
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 395, in decorated_function
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     return function(self, context, *args, **kwargs)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 3640, in reboot_instance
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     self._set_instance_obj_error_state(context, instance)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 85, in __exit__
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 3621, in reboot_instance
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     bad_volumes_callback=bad_volumes_callback)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 2621, in reboot
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     block_device_info)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 2721, in _hard_reboot
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     write_to_disk=True)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 5094, in _get_guest_xml
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     memory_backup_file=memory_backup_file)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4917, in _get_guest_config
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     flavor, guest.os_type)
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4032, in _get_guest_storage_config
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher     info = disk_mapping[vol_dev]
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher KeyError: u'/dev/vdb'
  2016-02-25 18:24:26.297 915 TRACE oslo_messaging.rpc.dispatcher

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References

[Bug 1551565] [NEW] KeyError:launch an instance form an iso image
From: weiweigu@zte, 2016-03-01