2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] Traceback (most recent call last):
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1926, in _do_build_and_run_instance
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] filter_properties)
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2083, in _build_and_run_instance
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] 'create.error', fault=e)
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] self.force_reraise()
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] six.reraise(self.type_, self.value, self.tb)
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2067, in _build_and_run_instance
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] instance=instance)
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/contextlib.py", line 35, in __exit__
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] self.gen.throw(type, value, traceback)
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2244, in _build_resources
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] reason=six.text_type(exc))
2018-06-10 21:03:54.045 1898 ERROR nova.compute.manager [instance: 15a6c26f-b8af-4a3e-a3df-8552c16e092c] BuildAbortException: Build of instance 15a6c26f-b8af-4a3e-a3df-8552c16e092c aborted: Timed out waiting for a reply to message ID 3f97b15aa38e4e6280d610ec15be52c3
创建虚拟机的时候给出的错误，根据分析可以看出是nova的配置出现了问题
修改
root@computer-PowerEdge-T30:~# nano /etc/nova/nova.conf
root@computer-PowerEdge-T30:~#
root@computer-PowerEdge-T30:~# nano /etc/nova/nova.conf
root@computer-PowerEdge-T30:~# service nova-compute restart 