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```properties
## Spark Driver / AM Sizing
# spark.driver.cores            4
# spark.driver.memory           8g
# spark.driver.memoryOverhead   2048
# spark.driver.extraJavaOptions -XX:MaxDirectMemorySize=2048m
# spark.driver.maxResultSize    3g
# spark.driver.extraJavaOptions     -agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=5005
# spark.yarn.am.cores           4
# spark.yarn.am.memory	        2g
# spark.yarn.am.memoryOverhead	1024
```