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AWS emr documentation change

Service: emr · 2025-08-25 · Documentation low

File: emr/latest/ReleaseGuide/emr-s3a-migrate.md

Summary

Added migration notes about directory suffixes and credential providers

Security assessment

Clarifies migration steps without introducing security-specific content.

Diff

diff --git a/emr/latest/ReleaseGuide/emr-s3a-migrate.md b/emr/latest/ReleaseGuide/emr-s3a-migrate.md
index 75dc1589f..fd248f39b 100644
--- a//emr/latest/ReleaseGuide/emr-s3a-migrate.md
+++ b//emr/latest/ReleaseGuide/emr-s3a-migrate.md
@@ -53 +52,0 @@ fs.s3.sts.sessionDurationSeconds | fs.s3a.assumed.role.session.duration
-fs.s3.customAWSCredentialsProvider | fs.s3a.aws.credentials.provider  
@@ -99,0 +99,4 @@ fs.s3.s3AccessGrants.fallbackToIAM | fs.s3a.access.grants.fallback.to.iam
+  * Amazon S3 directories created using EMRFS are marked with a '_$folder$' suffix, while directories created using S3A file system end with a '/' suffix, which is consistent with directories created through the AWS S3 console.
+
+  * To use a custom S3 credential provider, set the S3A configuration property `fs.s3a.aws.credentials.provider` with the same credential provider class that was previously used in the EMRFS configuration `fs.s3.customAWSCredentialsProvider`.
+