July 2017
Intermediate to advanced
796 pages
18h 55m
English
Content preview from Scala and Spark for Big Data Analytics
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Step 12: Starting YARN
For working with YARN, one resourcemanager and one node manager have to be started as the user yarn:
$ su - yarn$ cd /opt/yarn/hadoop-2.7.3/sbin$ ./yarn-daemon.sh start resourcemanager
You should receive the following message on your terminal if the preceding commands succeed:
starting resourcemanager, logging to /opt/yarn/hadoop-2.7.3/logs/yarn-yarn-resourcemanager-limulus.out
Tehn execute the following command to start the node manager:
$ ./yarn-daemon.sh start nodemanager
You should receive the following message on your terminal if the preceding commands succeed:
starting nodemanager, logging to /opt/yarn/hadoop-2.7.3/logs/yarn-yarn-nodemanager-limulus.out
If you want to make sure that every services in those nodes ...
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