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Hortonworks Hadoop 2.2 Online Training Course Content

Introduction to Big Data

  • What is Big Data ?
  • Big Data Facts
  • The Three V’s of Big Data

Understanding Hadoop

  • What is Hadoop ?
  • Why learn Hadoop ?
  • Relational Databases Vs. Hadoop
  • Motivation for Hadoop
  • 6 Key Hadoop Data Types

The Hadoop Distributed File system (HDFS)

  • What is HDFS ?
  • HDFS components
  • Understanding Block storage
  • The Name Node
  • The Data Nodes
  • Data Node Failures
  • HDFS Commands
  • HDFS File Permissions

The MapReduce Framework

  • Overview of MapReduce
  • Understanding MapReduce
  • The Map Phase
  • The Reduce Phase
  • WordCount in MapReduce
  • Running MapReduce Job

Planning Your Hadoop Cluster

  • Single Node Cluster Configuration
  • Multi-Node Cluster Configuration

Cluster Maintenance

  • Checking HDFS Status
  • Breaking the cluster
  • Copying Data Between Clusters
  • Adding and Removing Cluster Nodes
  • Rebalancing the cluster
  • Name Node Metadata Backup
  • Cluster Upgrading

Installing and Managing Hadoop Ecosystem Projects

  • Sqoop
  • Flume
  • Hive
  • Pig
  • HBase
  • Oozie

Managing and Scheduling Jobs

  • Managing Jobs
  • The FIFO Scheduler
  • The Fair Schedule
  • How to stop and start jobs running on the cluster

Cluster Monitoring, Troubleshooting, and Optimizing

  • General System conditions to Monitor
  • Name Node and Job Tracker Web Uis
  • View and Manage Hadoop’s Log files
  • Ganglia Monitoring Tool
  • Common cluster issues and their resolutions
  • Benchmark your cluster’s performance

Populating HDFS from External Sources

  • How to use Sqoop to import data from RDBMSs to HDFS
  • How to gather logs from multiple systems using Flume
  • Features of Hive, Hbase and Pig
  • How to populate HDFS from external Sources