Amazon EMR 7.9.0 - Hadoop release notes - Amazon EMR
Amazon EMR 7.9.0 - Hadoop changes
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Amazon EMR 7.9.0 - Hadoop release notes

Amazon EMR 7.9.0 - Hadoop changes

Type Description

New Feature

Automatic Configuration Mapping: EMRFS filesystem configuration are automatically applied to corresponding S3A filessystem configuration enabling seamless migration from EMRFS to S3A.

New Feature

YARN Conatainer bin-packing: scheduling policy for aggresive downscaling

Backport

YARN-11752 : Global Scheduler: Improve the container allocation time

Bug Fix

S3A: Fix IAMCredentialsProvider Returning Expired Credentials

Bug Fix

Fix yarn.log.server.url configuration value for clusters with in-transit encryption enabled