Thanks - Martin - tested that with the mainline kernel, and it did indeed give me a pids cgroup:
ubuntu@pitti:~$ cat /proc/self/cgroup 11:hugetlb:/user.slice/user-1000.slice/session-2.scope 10:blkio:/user.slice/user-1000.slice/session-2.scope 9:devices:/user.slice/user-1000.slice/session-2.scope 8:pids:/user.slice/user-1000.slice/session-2.scope 7:memory:/user.slice/user-1000.slice/session-2.scope 6:perf_event:/user.slice/user-1000.slice/session-2.scope 5:cpuset:/user.slice/user-1000.slice/session-2.scope 4:net_cls,net_prio:/user.slice/user-1000.slice/session-2.scope 3:freezer:/user.slice/user-1000.slice/session-2.scope 2:cpu,cpuacct:/user.slice/user-1000.slice/session-2.scope 1:name=systemd:/user.slice/user-1000.slice/session-2.scope -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1533833 Title: unprivileged lxc containers won't start, need to put sessions into "pids" cgroup controller To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1533833/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs