在我停止并删除计算机中的所有容器后，Docker不会释放端口绑定。你有什么建议吗？
ricky@ricky-ubuntu:~$ sudo docker -v
Docker version 1.12.2, build bb80604
ricky@ricky-ubuntu:~$ sudo docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
ricky@ricky-ubuntu:~$ sudo netstat -nlp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.1:5939 0.0.0.0:* LISTEN 1464/teamviewerd
tcp 0 0 127.0.1.1:53 0.0.0.0:* LISTEN 1487/dnsmasq
tcp 0 0 127.0.0.1:631 0.0.0.0:* LISTEN 3623/cupsd
tcp 0 0 127.0.0.1:8000 0.0.0.0:* LISTEN 2771/docker-proxy
tcp 0 0 127.0.0.1:27017 0.0.0.0:* LISTEN 1196/mongod
tcp 0 0 …