[Libguestfs] Release notes appendix for libguestfs 1.20 on Fedora 18
Daniel P. Berrange
berrange at redhat.com
Thu Dec 13 13:57:00 UTC 2012
On Thu, Dec 13, 2012 at 01:53:24PM +0000, Richard W.M. Jones wrote:
> I'm just about to release libguestfs 1.20. This appendix covers
> issues specific to Fedora 18.
>
> Fedora 18 defaults to using the libvirt attach-method, meaning that
> libvirt is used to create and manage the libguestfs appliance. There
> are several benefits to this (see the full release notes). You can
> switch back to the ordinary method (directly running qemu) at any time
> by doing:
> export LIBGUESTFS_ATTACH_METHOD=appliance
>
> There is a bug in libvirt (or perhaps libnl, or somewhere else) which
> causes libvirtd to segfault occasionally:
> https://bugzilla.redhat.com/show_bug.cgi?id=875741
This is jus a dup of the other similar BZ you filed
https://bugzilla.redhat.com/show_bug.cgi?id=886454
The flaw is netcf, using libnl APIs that are not threadsafe. It is trivially
demonstrated by just having 2 threads call netcf_init/netcf_close in
parallel
Regards,
Daniel
--
|: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :|
|: http://libvirt.org -o- http://virt-manager.org :|
|: http://autobuild.org -o- http://search.cpan.org/~danberr/ :|
|: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|
More information about the Libguestfs
mailing list