Prerequisites

To install a CDH4 cluster, follow Cloudera's CDH4 Installation Guide.

Download the aspire-for-hadoop-2.2.2.zip distribution. These files will be used during the installation.

Install Aspire for Hadoop

Extract the content of aspire-for-hadoop-2.0.zip file. The top level folder has the following internal structure:

aspire-for-hadoop-2.0
  bundles
    aspire
    boot
      aspire-bootloader-2.0.jar
    system
      org.apache.felix.configadmin.jar
      org.apache.felix.http.jetty.jar
      org.apache.felix.shell.jar
  cache
  config
    settings.xml
    felix.properties
  log

1. felix.properties file is a modified version from the original Aspire Distributions and can be found here: felix.properties.

2. Copy this folder to every task tracker node of the Hadoop cluster.

3. Set read permissions over the whole aspire-for-hadoop-2.0 folder for the user running the Hadoop task trackers.

   sudo chgrp -R hadoop-group /path/to/aspire-for-hadoop-2.0
   sudo chmod -R +r /path/to/aspire-for-hadoop-2.0

4. Aspire for Hadoop is ready to run. See Aspire Components for Hadoop and Developing Aspire Solutions with Hadoop for more information on how to run Map/Reduce jobs based on Aspire configurations.