1. before and after systemd starts docker

8a9
> /sys/fs/cgroup/cpu,cpuacct/system/docker.service
28a30
> /sys/fs/cgroup/systemd/system/docker.service

2. after first docker run

# same

3. after 2nd docker run (while still in container)

2a3,4
> /sys/fs/cgroup/blkio/lxc
> /sys/fs/cgroup/blkio/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
3a6,7
> /sys/fs/cgroup/net_cls/lxc
> /sys/fs/cgroup/net_cls/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
4a9,10
> /sys/fs/cgroup/freezer/lxc
> /sys/fs/cgroup/freezer/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
5a12,13
> /sys/fs/cgroup/devices/lxc
> /sys/fs/cgroup/devices/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
6a15,16
> /sys/fs/cgroup/memory/lxc
> /sys/fs/cgroup/memory/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
7a18,19
> /sys/fs/cgroup/cpu,cpuacct/lxc
> /sys/fs/cgroup/cpu,cpuacct/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
23a36,37
> /sys/fs/cgroup/cpuset/lxc
> /sys/fs/cgroup/cpuset/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79

4. after exiting container

4d3
< /sys/fs/cgroup/blkio/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
7d5
< /sys/fs/cgroup/net_cls/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
10d7
< /sys/fs/cgroup/freezer/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
13d9
< /sys/fs/cgroup/devices/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
16d11
< /sys/fs/cgroup/memory/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
19d13
< /sys/fs/cgroup/cpu,cpuacct/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79
37d30
< /sys/fs/cgroup/cpuset/lxc/4bded4443863fbec03209465939a600396fed86e00b0f4de62a402ea2135ad79