[Libguestfs] Why libguestfs guest exist exceptionally?

[Zhi Yong Wu]

On Mon, Sep 29, 2014 at 1:27 AM, Richard W.M. Jones <rjones at 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
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-- 
Regards,

Zhi Yong Wu