What is Corona?

Corona is an open-supply Scheduling Framework used on Apache Hadoop based totally inFormation infrastructure. Corona turned into to begin with designed by using Facebook to cope up with a huge quantity of present day, incoming statistics and the queries processed via each Records cluster. Corona is taken into consideration an advancement or successor to Hadoop MapReduce.

What Does Corona Mean?

Corona is more often than not designed to control very huge Data uNits that are beyond the Capacity of MapReduce and for improved utilization of cluster sources. Corona works by using introducing a specialized cluster manager and a dedicated task tracker for every job. The cluster supervisor automatically opinions the cluster at no cost sources and average hobby. The Activity Tracker in turns tracks and video display units the popularity of each process/undertaking. Job tracker may be accomplished on the patron sySTEM or at the cluster for larger statistics necessities. By separating job roles and features, which Hadoop MapReduce do not do, Corona achieves better cluster utilization and Procedures Greater jobs.