August 2015
Intermediate to advanced
278 pages
5h 54m
English
Content preview from Learning YARNBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Summary
Writing your own Hadoop-YARN applications allows Hadoop users to apply their own business logic (other than MapReduce programming) in a distributed environment. This chapter covered the basics of the YARN APIs and walked you through how to write a simple YARN application. To read more about the topic, you can refer to the Hadoop documentation at http://hadoop.apache.org/docs/r2.5.1/hadoop-yarn/hadoop-yarn-site/WritingYarnApplications.html.
The Hadoop documentation covers a bird's eye view of the APIs used while writing YARN applications. You can also refer to a sample Hortonworks project on GitHub at https://github.com/apache/hadoop-common/tree/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell ...
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