On 11/19/14, 2:05 PM, "Vasiliy Tolstov" <v.tolstov@xxxxxxxxx> wrote: >2014-11-19 20:54 GMT+03:00 Anirban Chakraborty <abchak@xxxxxxxxxxx>: >> The patch didn¹t do anything to add/delete tap devices. Please see the >> following links where similar issue has been discussed. >> >> >>http://wiki.libvirt.org/page/Guest_won%27t_start_-_warning:_could_not_ope >>n_ >> /dev/net/tun_%28%27generic_ethernet%27_interface%29 >> >> https://answers.launchpad.net/neutron/+question/179967 > > >Please re-read me. I'm already have working setup with automatic >created tap devices (i'm use docs from this links and i have qemu runs >with root privileges and have all needed config options). >But after this patch i have error like i send. >Also i have one tc entry added before error: >qdisc pfifo_fast 0: dev tap10339 root refcnt 2 bands 3 priomap 1 2 2 >2 1 2 0 0 1 1 1 1 1 1 1 1 > >I think that this tc entry (that i mentioned i early email) added >before tap device created via qemu. May be need to fix ordering.... >What do you think? > >Thanks for help! Your original error message was that qemu couldn¹t find a tap device. So, I am not sure how the above error relates to your original error. Can you write your detail configuration setup and the steps you have taken to get at this error? Anirban -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list