Timeout waiting for vif plugging callback for instance

Solution Verified - Updated -

Issue

  • Instances fail to boot and enter an error state after ~5 minutes.
  • The following traces are seen in /var/log/nova/nova-compute.log on the compute node attempting to launch the instance :
923794 2014-09-26 10:57:34.973 12015 DEBUG nova.compute.manager [req-2016b9d2-4d5a-4d7d-b85b-7b6706f01daf 3c64792a21704247aa960e5e3f4d7ce9 f8f551468c094bb3a8e4f75c5cd55084] [instance: 1d953780-d2b3-442e-ad8c-10dc9e08288e] Preparing to wait for external event network-vif-plugged-b8a9e73b-aa4e-425f-aed1-5ef3c08eaa4d prepare_for_instance_event /usr/lib/python2.6/site-packages/nova/compute/manager.py:447
[..]
925219 2014-09-26 11:02:36.225 12015 WARNING nova.virt.libvirt.driver [req-2016b9d2-4d5a-4d7d-b85b-7b6706f01daf 3c64792a21704247aa960e5e3f4d7ce9 f8f551468c094bb3a8e4f75c5cd55084] Timeout waiting for vif plugging callback for instance 1d953780-d2b3-442e-ad8c-10dc9e08288e
[..]
925256 2014-09-26 11:02:37.289 12015 DEBUG nova.compute.utils [req-2016b9d2-4d5a-4d7d-b85b-7b6706f01daf 3c64792a21704247aa960e5e3f4d7ce9 f8f551468c094bb3a8e4f75c5cd55084] [instance: 1d953780-d2b3-442e-ad8c-10dc9e08288e] Virtual Interface creation failed notify_about_instance_usage /usr/lib/python2.6/site-packages/nova/compute/utils.py:336

Environment

  • Red Hat Openstack Platform 5

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