There are various configurations that have to be made to make the weblogic server run on multiple machines. The methods that are involved have their advantages and disadvantages. The Web logic server consists of no built-in limit for the number of instances it can have in a cluster, but it can consists of larger number of instances if it is having multiple clustered systems. The web logic servers are best deployed to use more than one server instance at a time. Multiple machine can have one cluster each and have a synchronization method to increase the distribution of server instances.