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Hadoop for Administrators

2,100 USD
3 Days
Classroom Training, Online Training
Apache Training and Certification - 0

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Course Description


Apache Hadoop is the most popular framework for processing Big Data on clusters of servers. In this course, attendees will learn about the business benefits and use cases for Hadoop and its ecosystem, how to plan cluster deployment and growth, how to install, maintain, monitor, troubleshoot, and optimize Hadoop.


During the Hadoop for Administrators course, students will learn:
  • Hadoop & Big Data
  • Installing Hadoop
  • Managing and Monitoring Hadoop
  • Loading data in HDFS
  • Managing ecosystem
  • Securing Hadoop


  • Hadoop Administrators


    • comfortable with basic Linux system administration
    • basic scripting skills
    Knowledge of Hadoop and Distributed Computing is not required but will be introduced and explained in the course.


  • Hadoop history, concepts
  • Ecosystem
  • Distributions
  • High-level architecture
  • Hadoop myths
  • Hadoop challenges (hardware/software)
  • Labs: discuss your Big Data projects and problems
Planning and installation
  • Selecting software, Hadoop distributions
  • Sizing the cluster, planning for growth
  • Selecting hardware and network
  • Rack topology
  • Installation
  • Multi-tenancy
  • The directory structure, logs
  • Benchmarking
  • Labs: cluster install, run performance benchmarks
HDFS operations
  • Concepts (horizontal scaling, replication, data locality, rack awareness)
  • Nodes and daemons (NameNode, Secondary NameNode, HA Standby NameNode, DataNode)
  • Health monitoring
  • Command-line and browser-based administration
  • Adding storage, replacing defective drives
  • Labs: getting familiar with HDFS command lines
Data ingestion
  • Flume for logs and other data ingestion into HDFS
  • Sqoop for importing from SQL databases to HDFS, as well as exporting back to SQL
  • Hadoop data warehousing with Hive
  • Copying data between clusters (distcp)
  • Using S3 as complementary to HDFS
  • Data ingestion best practices and architectures
  • Labs: setting up and using Flume, the same for Sqoop
MapReduce operations and administration
  • Parallel computing before MapReduce: compare HPC vs Hadoop administration
  • MapReduce cluster loads
  • Nodes and Daemons (JobTracker, TaskTracker)
  • MapReduce UI walkthrough
  • Mapreduce configuration
  • Job config
  • Optimizing MapReduce
  • Fool-proofing MR: what to tell your programmers
  • Labs: running MapReduce examples
YARN: new architecture and new capabilities
  • YARN design goals and implementation architecture
  • New actors: ResourceManager, NodeManager, Application Master
  • Installing YARN
  • Job scheduling under YARN
  • Labs: investigate job scheduling
Advanced topics
  • Hardware monitoring
  • Cluster monitoring
  • Adding and removing servers, upgrading Hadoop
  • Backup, recovery and business continuity planning
  • Oozie job workflows
  • Hadoop high availability (HA)
  • Hadoop Federation
  • Securing your cluster with Kerberos
  • Labs: set up monitoring
Optional tracks
  • Cloudera Manager for cluster administration, monitoring, and routine tasks; installation, use. In this track, all exercises and labs are performed within the Cloudera distribution environment (CDH5)
  • Ambari for cluster administration, monitoring, and routine tasks; installation, use. In this track, all exercises and labs are performed within the Ambari cluster manager and Hortonworks Data Platform (HDP 2.0)
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