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[Christoph L <schlafenistluxus@xxxxxxx>]

Public bug reported:

One of our instances got stopped by nove on one of the compute nodes. We
couldn't find any indication in the instance itself  what causes this
shutdown.

Here the logs from nova:
2015-02-03 15:23:47.410 58450 WARNING nova.virt.libvirt.imagecache [-] Unknown base file: /var/lib/nova/instances/_base/7ff8a4ca1dc62785b8b510a72dffa7348a12c1c1
2015-02-03 16:03:48.336 58450 WARNING nova.virt.libvirt.imagecache [-] Unknown base file: /var/lib/nova/instances/_base/7ff8a4ca1dc62785b8b510a72dffa7348a12c1c1
2015-02-05 09:21:46.471 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
2015-02-05 09:21:46.506 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
2015-02-05 09:21:49.707 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
2015-02-05 09:22:46.326 3945 WARNING nova.compute.manager [req-95612613-4588-4e3e-b999-7b18e5aa5c13 None None] Found 1 in the database and 0 on the hypervisor.
2015-02-05 09:22:46.518 3945 WARNING nova.compute.manager [req-95612613-4588-4e3e-b999-7b18e5aa5c13 None None] [instance: 411affdd-e836-4fe8-a16d-a9eda0152fda] Instance shutdown by itself. Calling the stop API.
2015-02-05 09:22:46.667 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
2015-02-05 09:31:46.741 3945 WARNING nova.compute.manager [-] Bandwidth usage not supported by hypervisor.
2015-02-05 09:32:47.309 3945 WARNING nova.compute.manager [-] Found 1 in the database and 0 on the hypervisor.
2015-02-05 09:42:48.154 3945 WARNING nova.compute.manager [-] Found 1 in the database and 0 on the hypervisor.

** Affects: nova
     Importance: Undecided
         Status: New


** Tags: api instance nova stop

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https://bugs.launchpad.net/bugs/1418363

Title:
  Instance shutdown by API

Status in OpenStack Compute (Nova):
  New

Bug description:
  One of our instances got stopped by nove on one of the compute nodes.
  We couldn't find any indication in the instance itself  what causes
  this shutdown.

  Here the logs from nova:
  2015-02-03 15:23:47.410 58450 WARNING nova.virt.libvirt.imagecache [-] Unknown base file: /var/lib/nova/instances/_base/7ff8a4ca1dc62785b8b510a72dffa7348a12c1c1
  2015-02-03 16:03:48.336 58450 WARNING nova.virt.libvirt.imagecache [-] Unknown base file: /var/lib/nova/instances/_base/7ff8a4ca1dc62785b8b510a72dffa7348a12c1c1
  2015-02-05 09:21:46.471 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
  2015-02-05 09:21:46.506 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
  2015-02-05 09:21:49.707 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
  2015-02-05 09:22:46.326 3945 WARNING nova.compute.manager [req-95612613-4588-4e3e-b999-7b18e5aa5c13 None None] Found 1 in the database and 0 on the hypervisor.
  2015-02-05 09:22:46.518 3945 WARNING nova.compute.manager [req-95612613-4588-4e3e-b999-7b18e5aa5c13 None None] [instance: 411affdd-e836-4fe8-a16d-a9eda0152fda] Instance shutdown by itself. Calling the stop API.
  2015-02-05 09:22:46.667 3945 INFO oslo.messaging._drivers.impl_qpid [-] Connected to AMQP server on mgmtserver:5672
  2015-02-05 09:31:46.741 3945 WARNING nova.compute.manager [-] Bandwidth usage not supported by hypervisor.
  2015-02-05 09:32:47.309 3945 WARNING nova.compute.manager [-] Found 1 in the database and 0 on the hypervisor.
  2015-02-05 09:42:48.154 3945 WARNING nova.compute.manager [-] Found 1 in the database and 0 on the hypervisor.

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