Install Docker on Ubuntu

wget https://get.docker.io/builds/Linux/x86_64/docker-latest -O docker
cp docker  /usr/local/bin/
chmod +x /usr/local/bin/docker

root@ubuntu:~/downloads# docker -d &
[1] 7681
root@ubuntu:~/downloads# 2014/09/15 07:12:55 docker daemon: 1.2.0 fa7b24f; execdriver: native; graphdriver:
[a4987479] +job serveapi(unix:///var/run/docker.sock)
[info] Listening for HTTP on unix (/var/run/docker.sock)
[a4987479] +job init_networkdriver()
[a4987479.init_networkdriver()] creating new bridge for docker0
[a4987479.init_networkdriver()] getting iface addr
[a4987479] -job init_networkdriver() = OK (0)
2014/09/15 07:12:55 WARNING: mountpoint for memory not found
[info] Loading containers:
[info] : done.
[a4987479] +job acceptconnections()
[a4987479] -job acceptconnections() = OK (0)


[error] mount.go:12 [warning]: couldn't run auplink before unmount: exec: "auplink": executable file not found in $PATH
You need to install aufs-tools, apt-get install aufs-tools should fix it.

https://github.com/docker/docker/issues/915


root@ubuntu:~# docker run -it --name centos6 centos:centos6 /bin/bash
2014/09/15 07:29:00 Error response from daemon: Cannot start container 0258da2acdf038aa3715507e9a157758c2ac43f320a91115ad7a3109d5d44a2b: mountpoint for cpu not found

apt-get install cgroup-lite
===
to sum up :
apt-get install aufs-tools cgroup-lite
wget https://get.docker.io/builds/Linux/x86_64/docker-latest -O docker
cp docker  /usr/local/bin/
chmod +x /usr/local/bin/docker
docker -d &
docker pull centos:centos6