Sample Spark-Submit Config Settings

Leela Prasad shares a few sample configuration settings for Spark-Submit jobs:

Before going further let’s discuss on the below parameters which I have given for a Job.
spark.executor.cores=5 
spark.executor.instances=3
spark.executor.memory=20g
spark.driver.memory=5g 
spark.dynamicAllocation.enabled=true 
spark.dynamicAllocation.maxExecutors=10 

Click through to see what these do and why Leela chose these settings. The Spark documentation has the full list of settings but it’s good to hear explanations from practitioners.

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