Tag Archives: hyper-v freebsd

Hyper-V Server and FreeBSD hand in hand… :)

Finaly we have a true solution for FreeBSD hanging when you want to reboot or stop it in Hyper-V server…
Today I recieved a comment on my article FreeBSD in Hyper-V – WORKS!!!. You can now patch FreeBSD kernel to shut down correctly…

 Check this blog too: http://shell.peach.ne.jp/aoyama/

Aoyama Says:

I made an easy patch for the kernel.
As a result, a virtual machine comes never to stop.
I expect someone to make the patch by a smarter method.

My patch can be downloaded from the following blogs.

This patched kernel confirmed the operation with
Server 2008 Enterprise w/Hyper-V and Hyper-V Server.


FreeBSD in Hyper-V – WORKS!!!

I am so happy – I managed to make it work…
What we need to make FreeBSD run on Hyper-V:

– download FreeBSD ISO image from:
Download this ISO image:

– create new Virtual Machine using Hyper-V
remove default network card that is added by wizard
– add hardware and chose Legacy network adapter
– start the machine and “mount” ISO image to start booting FreeBSD…
– install it with parameters you want…

– **** NETWORK PROBLEMS **** Even if you are runing DHCP server on your network your FreeBSD machine will not get IP from your DHCP server (my machine did not) so I used ifconfig to add IP and gateway this way:

ifconfig de0 – this is IP in my subnet you should use one of your free IP’s
ifconfig de0 down
ifconfig de0 up

You can now chec status of your IP with:

Ok, now we need a gateway to get to the internet:
route add This will add your default gateway (for example my gateway is…

try to ping an public IP address to see it is working… As you can see in my screenshots it works for me. 🙂

FreeBSD on Hyper-V [docx]
FreeBSD on Hyper-V [pdf]

*** There is still one problem unsolved for now… If you try to reboot Free BSD, Hyper-V does not Turn off the machine … I am trying to solve that with some Nejc tricks 🙂