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Amazon EMR on EKS now supports IPv6 Amazon EKS clusters

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AWS·Sep 23, 2026, 03:00 PMFeatureAI-assisted summary

Summary

Adds IPv6 support for Amazon EMR on EKS, allowing Spark and Flink workloads to run on IPv6 EKS clusters.
Enables large‑scale jobs (e.g., 500‑executor Spark) without IPv4 address constraints, at no extra cost, starting with EMR releases emr-7.14.0 and emr-spark-8.0.0.
Updates documentation and supports existing submission methods (StartJobRun, Spark Connect, SageMaker Studio, Flink/Livy/Spark Operators).

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