[Libguestfs] What are the advantages and disadvantages of running with or without libvirt?

Yaniv Kaul ykaul at redhat.com
Tue Jan 12 20:41:35 UTC 2016


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 ).

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.
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