Docker is great when it fits your use-case, but there are lots of practical ways in which LXC stands great all on it's own.
I've commented on HN before about why I often choose plain LXC over Docker: https://news.ycombinator.com/item?id=6378823
And also the lxc-user mailing list is a great resource: https://lists.sourceforge.net/lists/listinfo/lxc-users
Docker is great when it fits your use-case, but there are lots of practical ways in which LXC stands great all on it's own.
I've commented on HN before about why I often choose plain LXC over Docker: https://news.ycombinator.com/item?id=6378823