OpenStack 如何查看主机已使用的资源啊？

Answer 1

通过 nova hypervisor-stats 命令。

[root@station140 ~(keystone_admin)]# nova hypervisor-stats
+----------------------+-------+
| Property             | Value |
+----------------------+-------+
| count                | 1     |
| vcpus_used           | 0     |
| local_gb_used        | 0     |
| memory_mb            | 7872  |
| current_workload     | 0     |
| vcpus                | 2     |
| running_vms          | 0     |
| free_disk_gb         | 15    |
| disk_available_least | 7     |
| local_gb             | 15    |
| free_ram_mb          | 7360  |
| memory_mb_used       | 512   |
+----------------------+-------+