May 2017
Intermediate to advanced
348 pages
7h 8m
English
Content preview from Hadoop 2.x Administration CookbookBecome 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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Installing a single-node cluster - YARN components
In the previous recipe, we discussed how to set up Namenode and Datanode for HDFS. In this recipe, we will be covering how to set up YARN on the same node.
After completing this recipe, there will be four daemons running on the nn1.cluster1.com node, namely namenode, datanode, resourcemanager, and nodemanager daemons.
Getting ready
For this recipe, you will again use the same node on which we have already configured the HDFS layer.
All operations will be done by the hadoop user.
How to do it...
- Log in to the node
nn1.cluster1.comand change to thehadoopuser. - Change to the
/opt/cluster/hadoop/etc/hadoopdirectory and configure the filesmapred-site.xmlandyarn-site.xml: - The file
yarn-site.xmlspecifies ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.