computer
  |
  +- net_br_ex_fa_16_3e_c8_5c_ff
  +- net_br_int_ae_8a_e3_df_55_a3
  +- net_lo_00_00_00_00_00_00
  +- net_ovs_system_4a_75_3d_7a_f7_2d
  +- net_vlan20_ae_c7_67_96_bc_ed
  +- net_vlan21_c6_18_10_d7_9a_16
  +- net_vlan22_8a_e0_66_18_f1_86
  +- pci_0000_00_00_0
  +- pci_0000_00_01_0
  |   |
  |   +- drm_card0
  |   +- drm_renderD128
  |     
  +- pci_0000_00_02_0
  |   |
  |   +- pci_0000_01_00_0
  |       |
  |       +- pci_0000_02_01_0
  |           |
  |           +- usb_usb1
  |               |
  |               +- usb_1_0_1_0
  |               +- usb_1_1
  |                   |
  |                   +- usb_1_1_1_0
  |                     
  +- pci_0000_00_02_1
  |   |
  |   +- pci_0000_03_00_0
  |       |
  |       +- net_eth0_fa_16_3e_9f_ac_24
  |         
  +- pci_0000_00_02_2
  |   |
  |   +- pci_0000_04_00_0
  |       |
  |       +- block_vda
  |         
  +- pci_0000_00_02_3
  |   |
  |   +- pci_0000_05_00_0
  |     
  +- pci_0000_00_02_4
  |   |
  |   +- pci_0000_06_00_0
  |     
  +- pci_0000_00_02_5
  |   |
  |   +- pci_0000_07_00_0
  |       |
  |       +- net_eth1_fa_16_3e_c8_5c_ff
  |         
  +- pci_0000_00_02_6
  +- pci_0000_00_02_7
  +- pci_0000_00_03_0
  +- pci_0000_00_03_1
  +- pci_0000_00_03_2
  +- pci_0000_00_03_3
  +- pci_0000_00_03_4
  +- pci_0000_00_03_5
  +- pci_0000_00_03_6
  +- pci_0000_00_03_7
  +- pci_0000_00_04_0
  +- pci_0000_00_1f_0
  +- pci_0000_00_1f_2
  |   |
  |   +- scsi_host0
  |   |   |
  |   |   +- scsi_target0_0_0
  |   |       |
  |   |       +- scsi_0_0_0_0
  |   |           |
  |   |           +- block_sr0_QEMU_DVD_ROM_QM00001
  |   |           +- scsi_generic_sg0
  |   |             
  |   +- scsi_host1
  |   +- scsi_host2
  |   +- scsi_host3
  |   +- scsi_host4
  |   +- scsi_host5
  |     
  +- pci_0000_00_1f_3
    

