BIG-DATA
Creating Directory In HDFS And Copy Files (Hadoop)
HDFS is the Hadoop Distributed File System. It’s a distributed storage system for large data sets which supports fault tolerance,…
Category: BIG-DATA
BIG-DATA
How to Setup Hadoop on Ubuntu 18.04 & 16.04 LTS
Apache Hadoop 3.1 have noticeable improvements any many bug fixes over the previous stable 3.0 releases. This version has many…
BIG-DATA
Hadoop Commands to Manage Files on HDFS
Hadoop Distributed File System (HDFS) is a key component of the Hadoop ecosystem, designed to store vast amounts of data…
BIG-DATA
HADOOP/HDFS ls: ‘.’: No such file or directory (Resolved)
The Hadoop Distributed File System (HDFS) is a core component of the Apache Hadoop project. It provides a distributed storage…
BIG-DATA
Hadoop – Namenode is in safe mode
Namenode loads the filesystem state from fsimage and stays in safe mode and wait for data nodes to report their…
BIG-DATA
The Beginners Guide to Running a Wordcount MapReduce Job in Hadoop
In the realm of big data, Hadoop stands out as a cornerstone technology, enabling the processing of vast datasets across…
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How to Install and Configure Apache Hadoop on CentOS & Fedora
Having been around for some time now, Hadoop has become one of the most popular open-source big data solutions. It…
BIG-DATA
How to Setup Hadoop 2.6.5 (Single Node Cluster) on Ubuntu, CentOS And Fedora
Apache Hadoop 2.6.5 noticeable improvements over the previous stable 2.X.Y releases. This version has many improvements in HDFS and MapReduce.…
BIG-DATA
How to Install Elasticsearch on CentOS 7/6
Elasticsearch is flexible and powerful open-source, distributed real-time search and analytics engine. Using a simple set of APIs provides the…