Update ECS service and Fargate docs for new AZ rebalancing default values

djglaser · djglaser · commit 10e6a5a0c2ee · 2025-07-29T18:19:36.000Z
diff --git a/packages/aws-cdk-lib/aws-ecs/lib/ec2/ec2-service.ts b/packages/aws-cdk-lib/aws-ecs/lib/ec2/ec2-service.ts
@@ -96,7 +96,7 @@ export interface Ec2ServiceProps extends BaseServiceOptions {
    * service must not be a target of a Classic Load Balancer.
    *
    * @see https://docs.aws.amazon.com/AmazonECS/latest/developerguide/service-rebalancing.html
-   * @default AvailabilityZoneRebalancing.DISABLED
+   * @default AvailabilityZoneRebalancing.ENABLED
    */
   readonly availabilityZoneRebalancing?: AvailabilityZoneRebalancing;
 }
diff --git a/packages/aws-cdk-lib/aws-ecs/lib/fargate/fargate-service.ts b/packages/aws-cdk-lib/aws-ecs/lib/fargate/fargate-service.ts
@@ -71,7 +71,7 @@ export interface FargateServiceProps extends BaseServiceOptions {
    * of a Classic Load Balancer.
    *
    * @see https://docs.aws.amazon.com/AmazonECS/latest/developerguide/service-rebalancing.html
-   * @default AvailabilityZoneRebalancing.DISABLED
+   * @default AvailabilityZoneRebalancing.ENABLED
    */
   readonly availabilityZoneRebalancing?: AvailabilityZoneRebalancing;
 }

Original file line number	Diff line number	Diff line change
`@@ -96,7 +96,7 @@ export interface Ec2ServiceProps extends BaseServiceOptions {`
`96`	`96`	`* service must not be a target of a Classic Load Balancer.`
`97`	`97`	`*`
`98`	`98`	`* @see https://docs.aws.amazon.com/AmazonECS/latest/developerguide/service-rebalancing.html`
`99`		`- * @default AvailabilityZoneRebalancing.DISABLED`
	`99`	`+ * @default AvailabilityZoneRebalancing.ENABLED`
`100`	`100`	`*/`
`101`	`101`	`readonly availabilityZoneRebalancing?: AvailabilityZoneRebalancing;`
`102`	`102`	`}`
Original file line number	Diff line number	Diff line change
`@@ -71,7 +71,7 @@ export interface FargateServiceProps extends BaseServiceOptions {`
`71`	`71`	`* of a Classic Load Balancer.`
`72`	`72`	`*`
`73`	`73`	`* @see https://docs.aws.amazon.com/AmazonECS/latest/developerguide/service-rebalancing.html`
`74`		`- * @default AvailabilityZoneRebalancing.DISABLED`
	`74`	`+ * @default AvailabilityZoneRebalancing.ENABLED`
`75`	`75`	`*/`
`76`	`76`	`readonly availabilityZoneRebalancing?: AvailabilityZoneRebalancing;`
`77`	`77`	`}`