LEANDRO DA COSTA GONÇALVES

INTRODUTION Framework for distributed computing; Used in clusters/grids; Thousands of nodes; Common hardware; Petabytes of data; Open Source (Apache license); Java; Originally inspired by Google's MapReduce and GFS.

WHO USES HADOOP?

FACEBOOK; GOOGLE; YAHOO; STOCK EXCHANGE FROM NEW YORK; CERN.

PRINCIPALS COMPONENTS

Auto-recoveryHigh bandwidth consuption

ClusteringHighly tolerant of failures

Fault ToleranceDistributed processing

LIFE CYCLE OF MAPREDUCE

MAPREDUCE OF WORD COUNT

MAPPER

REDUCER

THE MAIN

THE HADOOP ECOSYSTEM

CONCLUSION

BigDataThe foundations Apache and Spring

SourceGoogle and FacebookSocial networks