problema num contentor LXC

Job for systemd-sysctl.service failed because the control process exited with error code.

systemctl --failed --all

UNIT LOAD ACTIVE SUB DESCRIPTION
* sys-kernel-config.mount loaded failed failed Kernel Configuration File System

a resolução.
echo 'lxc.cap.drop: "sys_rawio audit_read"'>>/etc/pve/nodes/xana-w530/lxc/999.conf

lxc no debian wheezy

#aptitude install lxc

#aptitude install bridge-utils libvirt-bin debootstrap

adicionar a /etc/fstab:
#cgroup /sys/fs/cgroup cgroup defaults 0 0
#mount /sys/fs/cgroup

criar o contentor:
lxc-create -n servidorweb -t debian

fazer chroot e criar o dev tty1 que não foi criado:
#chroot /var/lib/lxc/servidorweb/rootfs/
#mknod tty1 c 4 1

Subscrever lxc