[root@compute1 home]# virsh list --all
Id 名称 状态
----------------------------------------------------
1 centos7.0 running
6 instance-00000001 running
[root@compute1 home]# virsh domblklist instance-00000001
目标 源
------------------------------------------------
vda /var/lib/nova/instances/09c451ea-0e48-4f5f-9e65-9b1434ec9fdd/disk