AWS Batch Update: Starting in JAN 2026, AWS Batch will change the default AMI for new Amazon ECS compute environments from Amazon Linux 2 to Amazon Linux 2023. We recommend migrating AWS Batch Amazon ECS compute environments to Amazon Linux 2023 to maintain optimal performance and security.

Author: AWS

.changes/next-release/feature-AWSBatch-5c93459.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "AWS Batch",
+    "contributor": "",
+    "description": "Starting in JAN 2026, AWS Batch will change the default AMI for new Amazon ECS compute environments from Amazon Linux 2 to Amazon Linux 2023. We recommend migrating AWS Batch Amazon ECS compute environments to Amazon Linux 2023 to maintain optimal performance and security."
+}