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[Bug 1697351] Re: flavor.root_disk.size not work on version ocata

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Sean McGinnis <sean.mcginnis@xxxxxxxxx>
Date: Mon, 12 Jun 2017 14:04:53 -0000
Reply-to: Bug 1697351 <1697351@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
flavor.root_disk_size is not a Cinder setting.

** No longer affects: cinder

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https://bugs.launchpad.net/bugs/1697351

Title:
  flavor.root_disk.size not work on version ocata

Status in OpenStack Compute (nova):
  New

Bug description:
  os:CentOS7 Linux allinone.localdomain 3.10.0-123.el7.x86_64 #1 SMP Mon Jun 30 12:09:22 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
  openstack version:ocata

  The instance volume size is equal to glance.min_disk size always,not equal to flavor root_disk size.
  if glance.image.min_disk.size==3G && flavor.root_disk.size==4G:
       instance.volume.size=3G
  if glance.image.min_disk.size==null && flavor.root_disk.size==4G:
       instance.volume.size=1G
  if glance.image.min_disk.size==null || glance.image.virutal_size>glance.image.min_disk.size:
       instance create failed.
  Errorlog:
  /var/log/cinder/volume.log:
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 155, in _process_incoming
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     res = self.dispatcher.dispatch(message)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 222, in dispatch
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     return self._do_dispatch(endpoint, method, ctxt, args)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 192, in _do_dispatch
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     result = func(ctxt, **new_args)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "<string>", line 2, in create_volume
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/objects/cleanable.py", line 207, in wrapper
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     result = f(*args, **kwargs)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/manager.py", line 654, in create_volume
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     _run_flow()
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/manager.py", line 646, in _run_flow
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     flow_engine.run()
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/taskflow/engines/action_engine/engine.py", line 247, in run
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     for _state in self.run_iter(timeout=timeout):
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/taskflow/engines/action_engine/engine.py", line 340, in run_iter
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     failure.Failure.reraise_if_any(er_failures)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/taskflow/types/failure.py", line 336, in reraise_if_any
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     failures[0].reraise()
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/taskflow/types/failure.py", line 343, in reraise
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     six.reraise(*self._exc_info)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/taskflow/engines/action_engine/executor.py", line 53, in _execute_task
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     result = task.execute(**arguments)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 902, in execute
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     **volume_spec)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 849, in _create_from_image
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     image_service)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "<string>", line 2, in _create_from_image_cache_or_download
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/coordination.py", line 301, in _synchronized
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     return f(*a, **k)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 756, in _create_from_image_cache_or_download
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     data.virtual_size, volume.size, image_id)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/image/image_utils.py", line 451, in check_virtual_size
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server     reason=reason)
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server ImageUnacceptable: Image 2882ad36-ee09-432f-a57d-6f354d3a2e20 is unacceptable: Image virtual size is 3GB and doesn't fit in a volume of size 1GB.
  2017-06-12 11:30:08.326 5862 ERROR oslo_messaging.rpc.server

  /var/log/nova/nova-compute.log:
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [req-b47ff706-b551-47d9-ab36-de13ae419c9b 169c2ebd2ff14e63b7cec5361fd938f1 cca0bf9ebdb84d988c66e45d87c9eda5 - - -] [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2] Build of instance f1201f52-f85b-4a5b-b8cf-c042fa4acfe2 aborted: Block Device Mapping is Invalid.
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2] Traceback (most recent call last):
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 1780, in _do_build_and_run_instance
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     filter_properties)
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 1961, in _build_and_run_instance
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     phase=fields.NotificationPhase.ERROR, exception=e)
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     self.force_reraise()
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     six.reraise(self.type_, self.value, self.tb)
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 1914, in _build_and_run_instance
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     block_device_mapping) as resources:
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib64/python2.7/contextlib.py", line 17, in __enter__
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     return self.gen.next()
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2113, in _build_resources
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]     reason=e.format_message())
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2] BuildAbortException: Build of instance f1201f52-f85b-4a5b-b8cf-c042fa4acfe2 aborted: Block Device Mapping is Invalid.
  2017-06-12 11:30:10.532 5429 ERROR nova.compute.manager [instance: f1201f52-f85b-4a5b-b8cf-c042fa4acfe2]

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