[Libguestfs] What are the advantages and disadvantages of running with or without libvirt?
Richard W.M. Jones
rjones at redhat.com
Wed Jan 13 09:53:24 UTC 2016
On Tue, Jan 12, 2016 at 10:41:35PM +0200, Yaniv Kaul wrote:
> On Tue, Jan 12, 2016 at 10:01 PM, Richard W.M. Jones <rjones at redhat.com>
> wrote:
>
> > - libvirt is way more complex and fails much more frequently :-(
> >
> > It's unfortunately because of the last point that if libvirt fails to
> > start the qemu appliance, we print an error message telling you to try
> > with LIBGUESTFS_BACKEND=direct.
> >
>
>
> That was one of the motivations. You were hit by it too apparently (
> https://bugzilla.redhat.com/show_bug.cgi?id=1271183 ).
That's one of the bugs.
Coincidentally I conducted a test last night to quantify the incidence
of libvirt errors, and I'm going to post the results shortly.
Rich.
> I removed the connect line and set the environment variable and all looks
> good. I indeed don't see any much different performance difference.
>
> Thanks!
> Y.
--
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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