[virt-tools-list] [virt-what] Should there be an order in which facts are printed?

Richard W.M. Jones rjones at redhat.com
Sat Apr 9 07:00:25 UTC 2016

On Fri, Apr 01, 2016 at 01:25:57PM -0400, Matthew Gyurgyik wrote:
> Looking at virt-what.in there does not appear to be any order in which
> facts are ordered/printed.
> I have a systemd-spawn container running on a vmware guest and receive
> the following output.
> -bash-4.2# virt-what 
> vmware
> lxc
> However, it would appear that if I was running kvm with docker, lxc
> would be listed first followed by kvm.
> The reason I raise this question - I noticed facter[1] was returning
> vmware instead of lxc. I dug in the code and found out that facter is
> calling virt-what and is returning the first result.

This is facter being buggy ...

> If the hypevisor was printed first and then the container second I could
> submit a patch to parse the last line of output.

Basically there is no defined order of facts.  Facter should be fixed
so it follows the virt-what API, which is well-documented in the


Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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