YARN Forum

Hadoop-examples jar

  • #43658

    Where can I find the Hadoop examples.jar file ? Or Hadoop map reduce example jar.
    I don’t find it under /usr/lib/hadoop/lib and tried a find under root as well,
    I have HDP 2 installed thru Ambari ,Where can I find it, I wanted to run a sample map reduce word count job. Also would like to know the classes available in jar.

    Please advice

to create new topics or reply. | New User Registration

  • Author
  • #43659

    Hi Sivagama,

    It is located in the following directory:
    you can run pi example by running the following from command line:

    hadoop jar /usr/lib/hadoop-mapreduce/hadoop-mapreduce-examples-*.jar pi 10 10


You must be to reply to this topic. | Create Account

Support from the Experts

A HDP Support Subscription connects you experts with deep experience running Apache Hadoop in production, at-scale on the most demanding workloads.

Enterprise Support »

Become HDP Certified

Real world training designed by the core architects of Hadoop. Scenario-based training courses are available in-classroom or online from anywhere in the world

Training »

Hortonworks Data Platform
The Hortonworks Data Platform is a 100% open source distribution of Apache Hadoop that is truly enterprise grade having been built, tested and hardened with enterprise rigor.
Get started with Sandbox
Hortonworks Sandbox is a self-contained virtual machine with Apache Hadoop pre-configured alongside a set of hands-on, step-by-step Hadoop tutorials.
Modern Data Architecture
Tackle the challenges of big data. Hadoop integrates with existing EDW, RDBMS and MPP systems to deliver lower cost, higher capacity infrastructure.