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AWS parallelcluster documentation change

Service: parallelcluster · 2026-04-22 · Documentation low

File: parallelcluster/latest/ug/document_history.md

Summary

Updated terminology from 'isolated environments' to 'AWS Top Secret and AWS Secret Regions' in release notes.

Security assessment

Clarifies support for classified AWS regions, which are security-sensitive environments, but does not address any security vulnerability or add new security documentation.

Diff

diff --git a/parallelcluster/latest/ug/document_history.md b/parallelcluster/latest/ug/document_history.md
index 555c2fb6c..f9ccbe39c 100644
--- a//parallelcluster/latest/ug/document_history.md
+++ b//parallelcluster/latest/ug/document_history.md
@@ -182 +182 @@ Bug fixes:
-  * Fix a bug in the installation of ARM Performance Library that was causing the build image fail in isolated environments.
+  * Fix a bug in the installation of ARM Performance Library that was causing the build image fail in AWS Top Secret and AWS Secret Regions.
@@ -334 +334 @@ AWS ParallelCluster version 3.10.0 released |  Enhancements:
-  * Allow build-image to be run in an isolated network.
+  * Add support for build-image in AWS Top Secret and AWS Secret Regions.
@@ -460 +460 @@ Changes
-  * Change default EBS volume types in ADC regions from gp2 to gp3, for both the root and additional volumes.
+  * Change default EBS volume types in AWS Secret and Top Secret regions from gp2 to gp3, for both the root and additional volumes.