September 2015 - Big Data In Real World

September 2015

September 8, 2015

Datanode Block Scanner

Datanode Block Scanner In this blog post we saw how HDFS handles and corrects data corruption in HDFS using checksum. During a write operation the datanode […]
September 6, 2015

Dealing With Data Corruption In HDFS

Dealing With Data Corruption In HDFS Hadoop is designed to store and analyze huge volume of data and with huge volume of data stored in HDFS […]
September 1, 2015

Can Reducer always be reused for Combiner?

Can Reducer always be reused for Combiner? A Combiner function is an optional intermediary function which is executed on the Map phase right after the execution […]
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Hadoop In Real World is now Big Data In Real World!

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