It's cool idea, but I think people that ask about how to install Hercules - doesn't know what is docker. And they will not use it.
But idea is cool, and docker is cool, i work with it in my python applications.
I agree but a guide showing how easy it is to accomplish this with docker is as hard as 3 code lines to install docker and 2 lines to install hercules on mysql!
And the advanced subjects of how to create a swarm to get rid of ddos attacks are really simple