$ nova list
ERROR (CommandError): You must provide a username or user id via --os-username, --os-user-id, env[OS_USERNAME] or env[OS_USER_ID]
加载配置文件：
$ source openrc
查询虚机：
$ nova list
+--------------------------------------+------------------------------------+--------+------------+-------------+---------------------------+
| ID | Name | Status | Task State | Power State | Networks |
+--------------------------------------+------------------------------------+--------+------------+-------------+---------------------------+
| fc5f8b2d-27e9-47c5-8c72-0ab5b0a3ad69 | 273882a101850dfee0021e4c5b4db13a_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.84 |
| b172c95e-ca8e-4c22-988c-cc37956fe1c9 | 3c34072a8f34dea5d1fd6833839d208a_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.66 |
| e6319208-ba8a-41b3-a08e-48a64623aea5 | 5a9cc9f885339bfaad9dacefbc978300_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.90 |
| 7d145b43-1c46-4d45-98ae-85a8e70be97e | 946d950df22ea10294ad1737ea8e92c7_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.92 |
| 895e7ec1-da5d-47cb-aad7-5e3b5b365db1 | b1d6c528983c872473060cb463cc8f11_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.82 |
| 8f842b0b-c4fe-44c8-a123-4f2f2c64661f | bfed4691e393d120ce5f533e4f6a5060_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.63 |
| 532e4f83-2df2-49fe-bed2-6202c1774e4e | bnml_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.71 |
| 5bf8960a-1ec4-4133-9483-ab3299fc69fe | bnml_1 | ACTIVE | - | Running | vlan618_uop=172.28.36.85 |
| 2b5ccd60-63e2-4479-9ad8-917ed43a44fc | c5c89e67b4f44b8bd259e134e29df8fe_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.64 |
| 5c67e071-3441-4433-96fe-88fc94ec48f8 | d11a3fec7edafba61a6e9fbc61400bb7_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.91 |
| 105c1d76-13da-4211-8418-dc59752c78fb | demo-upload_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.65 |
| 786536ea-2378-41f0-9050-c441f443454f | do not delete!!!!!_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.96 |
| be55984e-e2bb-4c28-8ed7-3ce56628af30 | do not delete!!!!!_1 | ACTIVE | - | Running | vlan618_uop=172.28.36.98 |
| 17ef8516-46bf-414c-bd91-1d0e87261113 | do not delete!!!!!_2 | ACTIVE | - | Running | vlan618_uop=172.28.36.100 |
| 9a48c96b-c21b-41f0-be64-fcb397f332c9 | test8.4-3_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.67 |
| f2d899e1-8b69-4faf-b897-8bc71a9e9953 | testvictor6_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.57 |
| a3fc9ed2-996c-42a2-8b53-3cef527db36d | testvictor6_1 | ACTIVE | - | Running | vlan618_uop=172.28.36.58 |
| ead72a02-5483-43a6-b51d-b18aa270f60f | testvictor7_0 | ACTIVE | - | Running | vlan618_uop=172.28.36.62 |
| 335c721b-9a07-4fe9-93fc-6106b9ad165c | testvictor7_1 | ACTIVE | - | Running | vlan618_uop=172.28.36.59 |
+--------------------------------------+------------------------------------+--------+------------+-------------+---------------------------+
查看所有租户
$ nova list --all-tenant
$ nova list --all-tenant |grep 172.28.32.49
| ad4b7b17-44b1-4657-ab30-8593ece79d7b | UOP-TEST-ad4b7b17-44b1-4657-ab30-8593ece79d7b | ACTIVE | - | Running | vlan589_tst=172.28.32.49
nova show ad4b7b17-44b1-4657-ab30-8593ece79d7b
+--------------------------------------+----------------------------------------------------------+
| Property | Value |
+--------------------------------------+----------------------------------------------------------+
| OS-DCF:diskConfig | AUTO |
| OS-EXT-AZ:availability_zone | AZ_GENERAL |
| OS-EXT-SRV-ATTR:host | |
| OS-EXT-SRV-ATTR:hypervisor_hostname | |
| OS-EXT-SRV-ATTR:instance_name | instance-00012128 |
| OS-EXT-STS:power_state | 1 |
| OS-EXT-STS:task_state | - |
| OS-EXT-STS:vm_state | active |
| OS-SRV-USG:launched_at | 2017-07-11T10:31:09.000000 |
| OS-SRV-USG:terminated_at | - |
| accessIPv4 | |
| accessIPv6 | |
| config_drive | |
| created | 2017-07-11T10:29:19Z |
| flavor | tst-codis-2C4G50G (7eefaf05-7dd6-4789-9c21-5fa9360cdb4e) |
| hostId | |
| id | ad4b7b17-44b1-4657-ab30-8593ece79d7b |
| image | centos-7-x64 (1d3e6ff2-2d0c-4c21-9229-aa675fc26b8d) |
| key_name | yuanhang |
| metadata | {} |
| name | UOP-TEST-ad4b7b17-44b1-4657-ab30-8593ece79d7b |
| os-extended-volumes:volumes_attached | [] |
| progress | 0 |
| security_groups | default |
| status | ACTIVE |
| tenant_id | 9f61c599dcd94dd7a07558f0fb3cd116 |
| updated | 2017-07-11T10:31:09Z |
| user_id | f15aa84f06be4d9ea6be61a8f69ab2e4 |
| vlan589_tst network | 172.28.32.49 |
+--------------------------------------+----------------------------------------------------------+
重启虚机：
$ nova reboot ad4b7b17-44b1-4657-ab30-8593ece79d7b
启动虚机：
$ nova start ad4b7b17-44b1-4657-ab30-8593ece79d7b