HDFS is the Hadoop Distributed File System. It’s a distributed storage system for large data sets which supports fault tolerance,…
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Hadoop is a free, open-source and Java-based software framework used for storage and processing of large datasets on clusters of…
Apache Hadoop 3.1 have noticeable improvements any many bug fixes over the previous stable 3.0 releases. This version has many…
This tutorial helps you to learn to manage our files on HDFS in Hadoop. You will learn how to create,…
Sometimes you faced issue with Hadoop cluster setup on system with listing filesystem like ls: ‘.’: No such file or…
Namenode loads the filesystem state from fsimage and stays in safe mode and wait for data nodes to report their…
This tutorial will help you to run a wordcount mapreduce example in hadoop using command line. This can be also…
Having been around for some time now, Hadoop has become one of the most popular open-source big data solutions. It…
Apache Hadoop 2.6.5 noticeable improvements over the previous stable 2.X.Y releases. This version has many improvements in HDFS and MapReduce.…
Elasticsearch is flexible and powerful open-source, distributed real-time search and analytics engine. Using a simple set of APIs provides the…