2019-05-13 14:43:27.017 47547 ERROR nova.compute.manager [req-3f1af0ed-c342-4cf3-8e76-6963053a5227 8b1ee1cd28ff40ef9bc830e71edced61 74288c12eb5f47aeab9c5df2c1faf57e - - -] [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73] Instance failed to spawn
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73] Traceback (most recent call last):
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2473, in _build_resources
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     yield resources
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2345, in _build_and_run_instance
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     block_device_info=block_device_info)
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 2404, in spawn
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     write_to_disk=True)
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4205, in _get_guest_xml
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     context)
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4076, in _get_guest_config
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     flavor, virt_type)
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/vif.py", line 374, in get_config
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73]     _("Unexpected vif_type=%s") % vif_type)
2019-05-13 14:43:27.017 47547 TRACE nova.compute.manager [instance: 3f195d8c-c913-4e37-9935-ff4f3626ba73] NovaException: Unexpected vif_type=binding_failed

-> # neutron net-list
+--------------------------------------+--------+--------------------------------------------------+
| id                                   | name   | subnets                                          |
+--------------------------------------+--------+--------------------------------------------------+
| 7ece3a78-60d8-42b2-b96a-daeaa640a850 | public | 336061df-3551-4e42-bee4-9ccaf436ef6e 10.0.2.0/23 |
+--------------------------------------+--------+--------------------------------------------------+
root@server245 [15时09分51秒] [~]
-> # neutron net-show 7ece3a78-60d8-42b2-b96a-daeaa640a850
+---------------------------+--------------------------------------+
| Field                     | Value                                |
+---------------------------+--------------------------------------+
| admin_state_up            | True                                 |
| id                        | 7ece3a78-60d8-42b2-b96a-daeaa640a850 |
| mtu                       | 0                                    |
| name                      | public                               |
| provider:network_type     | flat                                 |
| provider:physical_network | br-ex                                |
| provider:segmentation_id  |                                      |
| router:external           | False                                |
| shared                    | True                                 |
| status                    | ACTIVE                               |
| subnets                   | 336061df-3551-4e42-bee4-9ccaf436ef6e |
| tenant_id                 | 74288c12eb5f47aeab9c5df2c1faf57e     |
+---------------------------+--------------------------------------+

原因是network_type是flat类型,删除网络,新建vxlan类型的网络可解决此问题。

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