# yum -y install docker-io
# systemctl start docker
# systemctl enable docker

# getenforce

# docker run -i -t fedora /bin/bash

# systemctl daemon-reload

du -h /var/lib/docker/devicemapper/devicemapper/data

--storage-opt dm.loopdatasize=500GB
--storage-opt dm.loopmetadatasize=10GB

# mkdir /opt/www
# echo "Hello World..." > /opt/www/index.html

# docker run -d -p 8080:8000 --name=webserver -w /opt -v /opt/www:/opt /bin/python -m SimpleHTTPServer 8000

wget -nv -O -localhost:8080/index.html

# docker inspect -f '{{.NetworkSettings.IPAddress}}' webserver

# docker build -t fedora_httpd.

# docker run -d --name="www1" -P fedora_httpd -n "fedora_webserver"

# docker inspect -f '{{.Network-Settings.Ports}}' www1

# wget -nv -O - localhost:49154

# docker save fedora_httpd > fedora_httpd.tar

# cat fedora_httpd.tar | docker import - tscherf/fedora_httpd