Open stack Ansible 23.1.0.dev35 VM launching errors

Laurent Dumont laurentfdumont at gmail.com
Fri Oct 8 12:49:42 UTC 2021


You will need to look at the neutron-server logs + the ovs/libviirt agent
logs on the compute. The error returned from the VM creation is not useful
most of the time.

Was this a vxlan or vlan network?

On Fri, Oct 8, 2021 at 8:45 AM Midhunlal Nb <midhunlaln66 at gmail.com> wrote:

> Hi team,
> -->Successfully I installed Openstack ansible 23.1.0.dev35.
> --->I logged in to  horizon and created a new network and launched a vm
> but I am getting an error.
>
> Error: Failed to perform requested operation on instance "hope", the
> instance has an error status: Please try again later [Error: Build of
> instance b6f42229-06d6-4365-8a20-07df869f1610 aborted: Failed to allocate
> the network(s), not rescheduling.].
>
> -->Then I checked log
>
> | fault                               | {'code': 500, 'created':
> '2021-10-08T12:26:44Z', 'message': 'Build of instance
> b6f42229-06d6-4365-8a20-07df869f1610 aborted: Failed to allocate the
> network(s), not rescheduling.', 'details': 'Traceback (most recent call
> last):\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/virt/libvirt/driver.py",
> line 7235, in _create_guest_with_network\n
>  post_xml_callback=post_xml_callback)\n  File
> "/usr/lib/python3.6/contextlib.py", line 88, in __exit__\n
>  next(self.gen)\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/compute/manager.py",
> line 479, in wait_for_instance_event\n    actual_event = event.wait()\n
>  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/eventlet/event.py",
> line 125, in wait\n    result = hub.switch()\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/eventlet/hubs/hub.py",
> line 313, in switch\n    return
> self.greenlet.switch()\neventlet.timeout.Timeout: 300 seconds\n\nDuring
> handling of the above exception, another exception occurred:\n\nTraceback
> (most recent call last):\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/compute/manager.py",
> line 2397, in _build_and_run_instance\n    accel_info=accel_info)\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/virt/libvirt/driver.py",
> line 4200, in spawn\n    cleanup_instance_disks=created_disks)\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/virt/libvirt/driver.py",
> line 7258, in _create_guest_with_network\n    raise
> exception.VirtualInterfaceCreateException()\nnova.exception.VirtualInterfaceCreateException:
> Virtual Interface creation failed\n\nDuring handling of the above
> exception, another exception occurred:\n\nTraceback (most recent call
> last):\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/compute/manager.py",
> line 2219, in _do_build_and_run_instance\n    filter_properties,
> request_spec, accel_uuids)\n  File
> "/openstack/venvs/nova-23.1.0.dev42/lib/python3.6/site-packages/nova/compute/manager.py",
> line 2458, in _build_and_run_instance\n
>  reason=msg)\nnova.exception.BuildAbortException: Build of instance
> b6f42229-06d6-4365-8a20-07df869f1610 aborted: Failed to allocate the
> network(s), not rescheduling.\n'} |
>
> Please help me with this error.
>
>
> Thanks & Regards
> Midhunlal N B
>
>
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