There are a few reasons why you will buy a VPS. By the way, VPS is for the experienced users and people who need total control on their web hosting environment but he or she does not has the budget for a dedicated server or they don’t need a dedicated server. For beginners, we will recommend shared hosting because the learning curve is less steep and save more time to get familiar. Getting a VPS, the learning curve can be steeper and more time spent.
However, if you decide to go with the VPS, those above are likely one of the reasons. VPS behaves like a server but with lower resources like CPU, RAM and disk space. It is sharing a server, taking a portion of it known as a guest in virtualization. The key advantage is VPS has its own kernel and root access, like what we have explained, it behaves like a server you can install applications and programs as long as your resources permitted.
Who buy VPS? The usual subscribers are server admins and resellers which include web designers and developers. Resellers will host their customers in VPS, and resell them like a shared hosting . Experienced server admins needs control, so VPS is likely to met to be their choice. Some IT guys have Linux knowledge will set up a sandbox VPS for their own use.