During the Foundations team meeting schopin indicated he had fixed a similar issue in lxc so you might want to look at the changes in lxc version 1:5.0.0~git2209-g5a7b9ce67-0ubuntu3 and ubuntu2.
During the Foundations team meeting schopin indicated he had fixed a similar issue in lxc so you might want to look at the changes in lxc version 1:5.0.0~ git2209- g5a7b9ce67- 0ubuntu3 and ubuntu2.