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Amazon EMR Serverless now supports live configuration updates without application restarts

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AWS·2 weeks ago · Jun 24, 2026, 07:21 PMFeatureAI-assisted summary

Summary

Adds live updates to EMR Serverless application settings (max capacity, custom images) without stopping the app.
Newly submitted workloads automatically use the updated configuration while existing jobs continue with the original settings.
Eliminates the need for maintenance windows, reducing operational overhead and avoiding job submission interruptions.

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