Computer science is the science of abstractions. So much simply happens because a group of developers somewhere set out to abstract out a complex process for developers everywhere. But there's still a balancing act. Too many abstractions introduces too many overheads - too few and we're

The Google File System is a widely studied distributed file system. Its ability to provide a scalabily and fault tolerance on inexpensive commodity hardware made it a platform of choice within Google. The design goals of this file system was similar to its predecessors - performance, scalability, reliability and availability