HPIR40 a écritAprés il ne s'agit que d'une emulation de ton materiel
Justement non !!! C'est le principe de l'hyperviseur.
Il fait croire à une machine qui n'a absolument pas les mêmes caractéristiques de la machine physique.
Exemple sur mon poste :
Machine physique :
sudo lshw -c display donne
*-display UNCLAIMED
description: VGA compatible controller
product: Rage 128 PRO AGP 4x TMDS
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 0
bus info: pci@0000:01:00.0
version: 00
width: 32 bits
clock: 66MHz
capabilities: agp agp-2.0 pm vga_controller cap_list
configuration: latency=64 mingnt=8
resources: memory:f8000000-fbffffff ioport:de00(size=256) memory:fe9fc000-fe9fffff memory:fea00000-fea1ffff
sudo lshw -c network donne
*-network:0 DISABLED
description: Wireless interface
product: AR5212/5213/2414 Wireless Network Adapter
vendor: Qualcomm Atheros
physical id: 2
bus info: pci@0000:02:02.0
logical name: wlan0
version: 01
serial: 00:09:5b:89:95:e0
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath5k driverversion=3.13.0-77-generic firmware=N/A latency=168 link=no maxlatency=28 mingnt=10 multicast=yes wireless=IEEE 802.11bg
resources: irq:17 memory:fe8f0000-fe8fffff
*-network:1
description: Ethernet interface
product: 82562EZ 10/100 Ethernet Controller
vendor: Intel Corporation
physical id: 8
bus info: pci@0000:02:08.0
logical name: eth0
version: 02
serial: 00:07:e9:5e:e1:42
size: 100Mbit/s
capacity: 100Mbit/s
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=e100 driverversion=3.5.24-k2-NAPI duplex=full ip=192.168.0.2 latency=64 link=yes maxlatency=56 mingnt=8 multicast=yes port=MII speed=100Mbit/s
resources: irq:20 memory:fe8eb000-fe8ebfff ioport:cf40(size=64)
*-network
description: Ethernet interface
physical id: 1
logical name: ham0
serial: 7a:79:19:87:79:c3
size: 10Mbit/s
capabilities: ethernet physical
configuration: autonegotiation=off broadcast=yes driver=tun driverversion=1.6 duplex=full ip=25.135.121.195 link=yes multicast=yes port=twisted pair speed=10Mbit/s
Machine virtuelle :
sudo lshw -c display donne
*-display UNCLAIMED
description: VGA compatible controller
product: VirtualBox Graphics Adapter
vendor: InnoTek Systemberatung GmbH
physical id: 2
bus info: pci@0000:00:02.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: vga_controller bus_master
configuration: latency=0
resources: memory:e0000000-e07fffff
sudo lshw -c network donne
*-network
description: Ethernet interface
product: 82540EM Gigabit Ethernet Controller
vendor: Intel Corporation
physical id: 3
bus info: pci@0000:00:03.0
logical name: enp0s3
version: 02
serial: 08:00:27:ba:e5:b2
size: 1Gbit/s
capacity: 1Gbit/s
width: 32 bits
clock: 66MHz
capabilities: pm pcix bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=e1000 driverversion=7.3.21-k8-NAPI duplex=full ip=192.168.0.11 latency=64 link=yes mingnt=255 multicast=yes port=twisted pair speed=1Gbit/s
resources: irq:19 memory:f0000000-f001ffff ioport:d010(size=8)
Ce ne sont que 2 exemples de caractéristiques
NB : La machine physique est en 14.04 (interface réseau : eth0 wlan0) et la machine virtuelle en 16.04 (interface réseau : enp0s3).