You will need to upgrade your server to the next superior package. Although there are few restrictions which can’t be upgraded like Hard Disk space, Memory options, or Bandwidth. VPS or Virtual Private Servers is technology that separates the physical server into several independent Virtual Environment, each isolated from the other. Each VPS hosting has its own set of processes and resource management, and behaves exactly like a stand-alone server. VPS Each VPS has its own processes, users, files and provides full root access.
* Each VPS can have its own IP addresses, port numbers, tables, filtering and routing rules.
* Each VPS can have its own system configuration files and can house an application.
* Each VPS can have its own versions of system libraries or modify existing ones.