Search Results for: Hadoop
Hi in this hadoop tutorial we will describe all about Hadoop, why use Hadoop, Hadoop Architecture, BigData, MapReduce and Some ecosystems. Now a days required framework like which handle huge amount of data in an …
Hadoop Configuration I have to do in the following layers. HDFS Layer NameNode-Master DataNode-Store Data(Actual Storage) MapReduce Layer JobTracker TaskTracker Secondary Namenode– storing backup of NameNode it will not work as an alternate namenode, it …
This chapter explains how to set up Hadoop to run on a cluster of machines. Running HDFS and MapReduce on a single machine is great for learning about these systems, but to do useful work …
Software Required- Setup Virtual Machine Step1. >goto traffictool.net->goto ubuntu(Ubuntu1404)->download it->extract it Step2. Suppose your directory after extract it “D:personal datahadoopUbuntu1404” Step3. >goto google->search VMWARE PLAYER->goto result select DESKTOP & END USER->download it->install it Step4. After …
Here we will describe about Hadoop Architecture. In high level of hadoop architecture there are two main modules HDFS and MapReduce.Means HDFS + MapReduce = Hadoop Framework Following pic have high level architecture of hadoop …
What is Hadoop? first of all we are understanding what is DFS(Distributed File System), Why DFS? DFS(Distributed File Systems)- A distributed file system is a client/server-based application that allows clients to access and process data …
1.When is the earliest point at which the reduce method of a given Reducer can be called? A. As soon as at least one mapper has finished processing its input split. B. As soon as …