I have setup a cluster(YARN) using Ambari with 3 VMs as hosts.
Where I can find the value for HADOOP_CONF_DIR ?
# Run on a YARN cluster
--class org.apache.spark.examples.SparkPi \
--master yarn-cluster \ # can also be `yarn-client` for client mode
--executor-memory 20G \
--num-executors 50 \
Install Hadoop as well. In my case I've installed it in /usr/local/hadoop
Setup Hadoop Environment Variables
Then set the conf directory
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