[libvirt] Create a new VM from an existent image?

[Cole Robinson]

Jun Koi wrote:
> Hi,
> 
> To use libvirt, I am strying to use virt-install to create a new VM
> from an existent (KVM) VM image. I did the following steps:
> 
> 1) run libvirtd with "libvirtd -d" (I use the latest libvirt git tree)
> 
> 2) Run virt-install (0.400.3) with my existent image in img/img.winxp
> 
> # virt-install --import -n winxp -f img/img.xp3 --vnc --hvm
> --accelerate --ram 800
> 

That looks fine.

> However, this step returns error like:
> 
> "ERROR    Could not find usable default libvirt connection."
> 

If 'virsh --connect qemu:///system' doesn't work, you probably didn't
configure your libvirt install correctly.

- Cole

> Actually I am not sure that is the right way to use the new --import
> option with virt-install. So that might be the problem?
> 
> All the code are updated, and compiled from source on Ubuntu 8.04. Any help?
> 
> 
> Thanks a lot,
> J
>