MR Sample Run Error
I run hadoop-mapreduce-examples-2.4.0.jar in HDP 2.1.
But Nodemanager failed to launch container!
2014-07-11 09:13:49,244 WARN nodemanager.DefaultContainerExecutor (DefaultContainerExecutor.java:launchContainer(213)) - Exception from container-launch with container ID: container_1404968938905_0008_01_000001 and exit code: 1 org.apache.hadoop.util.Shell$ExitCodeException: at org.apache.hadoop.util.Shell.runCommand(Shell.java:505)
In Job History Log, I found following error message.
Log Type: stderr Log Length: 118 ... Could not find the main class: org.apache.hadoop.mapreduce.v2.app.MRAppMaster ... Log Type: stdout Log Length: 0
yarn.application.classpath property of ambari console and /etc/hadoop/conf/yarn-site.xml file in nodemanager host is following:
How can I fix this problem?
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.
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