Big Big Things in my Little Little World

Security in Hadoop Apache Hadoop achieves security by using Kerberos. At a high level, there are three steps that a client must ta...

Speculative Execution Instead of identifying and fixing the slow-running tasks, Hadoop tries to detect when the task runs slower th...

Checkpoint node Checkpoint Node keeps track of the latest checkpoint in a directory that has same structure as that of NameNode’s dire...

Multi layered security approach Google  also  designs  custom  chips, including  a  hardware security  chip  called  Titan  that's c...

When to use Hadoop Support for multiple frameworks: hadoop can be integrated with multiple analytical tools like R and Python for An...

History Hadoop was created by Doug Cutting and Mike Cafarella in 2005. Doug was working at Yahoo at that time and is now Chief Architec...

Cloud Computing Cloud  computing  is  a way  of using  I.T.  that  has these  five important traits: Get  computing  resources  on-de...