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Amazon EMR Serverless now makes it easier to specify fine grained log configurations

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This article announces fine-grained log configuration capabilities for Amazon EMR Serverless, enabling better troubleshooting of Apache Spark jobs.

  • Custom Log4j2 settings now configurable per EMR Serverless job run
  • Set different log levels for Spark, application code, and libraries independently
  • Reduces log verbosity to help identify relevant entries more easily
  • Available for EMR release versions 6.8.0 and above in all regions
  • Improves monitoring and debugging capabilities for data engineers

EMR Serverless users can now optimize logging for better job troubleshooting without managing infrastructure.



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