following along with this article: http://www.toptal.com/linux/separation-anxiety-isolating-your-system-with-linux-namespaces?utm_source=Engineering+Blog+Subscribers&utm_campaign=fdbf579b5e-blog_post_linux_namespacing&utm_medium=email&utm_term=0_af8c2cde60-fdbf579b5e-109838793