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    copied!<p>You could also use <a href="http://whirr.apache.org/" rel="nofollow">Apache Whirr</a> for this workflow like this:</p> <ol> <li><p>Start by downloading the latest release (0.7.0 at this time) from <a href="http://www.apache.org/dyn/closer.cgi/whirr/" rel="nofollow">http://www.apache.org/dyn/closer.cgi/whirr/</a></p></li> <li><p>Extract the archive and try to run <code>./bin/whirr version</code>. You need to have Java installed for this to work.</p></li> <li><p>Make your Amazon AWS credentials available as environment variables:<pre> export AWS_ACCESS_KEY_ID=... export AWS_SECRET_ACCESS_KEY=...</pre></p></li> <li><p>Update the Hadoop EC2 config to match your needs by editing <code>recipes/hadoop-ec2.properties</code>. Check the <a href="http://whirr.apache.org/docs/latest/configuration-guide.html" rel="nofollow">Configuration Guide</a> for more info.</p></li> <li><p>Start a cluster Hadoop by running: <pre> ./bin/whirr launch-cluster --config recipes/hadoop-ec2.properties</pre></p></li> <li><p>You can see verbose logging output by doing <code>tail -f whirr.log</code></p></li> <li><p>Now you can login to your cluster and do your work.<pre> ./bin/whirr list-cluster --config recipes/hadoop-ec2.properties ssh namenode-ip start jobs as needed or copy data from / to S3 using distcp </pre></p></li> </ol> <p>For more explanations you should read the <a href="http://whirr.apache.org/docs/latest/quick-start-guide.html" rel="nofollow">Quick Start Guide</a> and the <a href="http://whirr.apache.org/docs/latest/whirr-in-5-minutes.html" rel="nofollow">5 minutes guide</a>. </p> <p>Disclaimer: I'm one of the committers. </p>
 

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