ubuntu@ip-172-31-7-64:~$ sudo lspci -vvv
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
	Subsystem: Red Hat, Inc Qemu virtual machine
	Physical Slot: 0
	Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0

00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
	Subsystem: Red Hat, Inc Qemu virtual machine
	Physical Slot: 1
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0

00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton II] (prog-if 80 [Master])
	Subsystem: XenSource, Inc. 82371SB PIIX3 IDE [Natoma/Triton II]
	Physical Slot: 1
	Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 64
	Region 0: [virtual] Memory at 000001f0 (32-bit, non-prefetchable) [size=8]
	Region 1: [virtual] Memory at 000003f0 (type 3, non-prefetchable)
	Region 2: [virtual] Memory at 00000170 (32-bit, non-prefetchable) [size=8]
	Region 3: [virtual] Memory at 00000370 (type 3, non-prefetchable)
	Region 4: I/O ports at c100 [size=16]
	Kernel driver in use: ata_piix

00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 01)
	Subsystem: Red Hat, Inc Qemu virtual machine
	Physical Slot: 1
	Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0
	Interrupt: pin A routed to IRQ 9

00:02.0 VGA compatible controller: Cirrus Logic GD 5446 (prog-if 00 [VGA controller])
	Subsystem: XenSource, Inc. GD 5446
	Physical Slot: 2
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0
	Region 0: Memory at f0000000 (32-bit, prefetchable) [size=32M]
	Region 1: Memory at f3008000 (32-bit, non-prefetchable) [size=4K]
	Expansion ROM at <unassigned> [disabled]
	Kernel modules: cirrusfb

00:03.0 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01)
	Physical Slot: 3
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 64
	Region 0: Memory at f3000000 (64-bit, prefetchable) [size=16K]
	Region 3: Memory at f3004000 (64-bit, prefetchable) [size=16K]
	Capabilities: [70] MSI-X: Enable+ Count=3 Masked-
		Vector table: BAR=3 offset=00000000
		PBA: BAR=3 offset=00002000
	Kernel driver in use: ixgbevf
	Kernel modules: ixgbevf

00:04.0 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01)
	Physical Slot: 4
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 64
	Region 0: Memory at f300c000 (64-bit, prefetchable) [size=16K]
	Region 3: Memory at f3010000 (64-bit, prefetchable) [size=16K]
	Capabilities: [70] MSI-X: Enable+ Count=3 Masked-
		Vector table: BAR=3 offset=00000000
		PBA: BAR=3 offset=00002000
	Kernel driver in use: ixgbevf
	Kernel modules: ixgbevf

00:05.0 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01)
	Physical Slot: 5
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 64
	Region 0: Memory at f3014000 (64-bit, prefetchable) [size=16K]
	Region 3: Memory at f3018000 (64-bit, prefetchable) [size=16K]
	Capabilities: [70] MSI-X: Enable+ Count=3 Masked-
		Vector table: BAR=3 offset=00000000
		PBA: BAR=3 offset=00002000
	Kernel driver in use: ixgbevf
	Kernel modules: ixgbevf

00:1f.0 Unassigned class [ff80]: XenSource, Inc. Xen Platform Device (rev 01)
	Subsystem: XenSource, Inc. Xen Platform Device
	Physical Slot: 31
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0
	Interrupt: pin A routed to IRQ 47
	Region 0: I/O ports at c000 [size=256]
	Region 1: Memory at f2000000 (32-bit, prefetchable) [size=16M]
	Kernel driver in use: xen-platform-pci