On Thu, Nov 12, 2009 at 6:29 PM, Fasiha Ashraf
<feehapk@xxxxxxxxxxx> wrote:
I want to check the speed like features of my Ethernet in dom0 and domUs. But in virtualized environment it gives strange output why is that so? how to check it otherwise?
Non-virtualized FC11
[root@fasiha home]# ethtool eth0
Settings for eth0:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supports auto-negotiation:
Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised auto-negotiation: Yes
Speed: 100Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: g
Wake-on: g
Current message level: 0x000000ff (255)
Link detected: yes
Xen Dom0
[root@Server1-FC11 ~]# ethtool eth0
Settings for eth0:
Link detected: yes
|
eth0 is bridge interface. peth0 is the physical interface.
[root@Server1-FC11 ~]# mii-tool eth0
SIOCGMIIPHY on 'eth0' failed: Operation not supported
Xen DomU
[root@F11-G1S1 /]# ethtool eth0
Settings for eth0:
Link detected: yes
|
You are using para-VM, use HVM to see a emulated device and the link speed.
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