Im trying to create a mmo...

How do I create a cluster of servers that will run my mmo? Just the basic stuff to get started or a demo I can mess with will work. Thanks.

You can start from here:

But if you really want something big. You must implement your servers by yourself. These types of server get out of scope of gaming programing, you will need skills in webserver, big data and devops. This is very nice site on this area

Try to search about some mmo architectures, for example: