On Mon, Sep 29, 2014 at 1:27 AM, Richard W.M. Jones <rjones@redhat.com> wrote:
On Mon, Sep 29, 2014 at 01:22:19AM +0800, Zhi Yong Wu wrote:
Yes, I am trying to run it in Xen Domain0. I thought that we can use Domain0 as a public libguestfs VM, This will avoid starting a new guest for virt-xxx every time, But Domain0 has no corresponding qemu task. So this way isn't available. Now, i am considering if we can run private VM for libguestfs which will keep running forever and if it will bring more trouble.
User-Mode Linux is also a possibility. Slow but consistent Slow is a big concern... performance. Unfortunately it lacks several important features (notably qcow2 support). The other unfortunate thing is that we No matter, our image all use vhd or raw, not qcow2.:) didn't support UML in 1.20 -- it was added in 1.24.
Rich.
-- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-builder quickly builds VMs from scratch http://libguestfs.org/virt-builder.1.html
-- Regards, Zhi Yong Wu