Verify the default instance warmup time for a group - Amazon EC2 Auto Scaling
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: December 31, 2025.

Verify the default instance warmup time for a group

Use the following procedure to verify the default instance warmup time for an Auto Scaling group using the AWS CLI.

To verify the default instance warmup time for an Auto Scaling group

Use the following describe-auto-scaling-groups command. Replace my-asg with the name of your Auto Scaling group.

aws autoscaling describe-auto-scaling-groups --auto-scaling-group-name my-asg

The following is an example response.

{ "AutoScalingGroups": [ { "AutoScalingGroupName": "my-asg", "AutoScalingGroupARN": "arn", ... "DefaultInstanceWarmup": 120 } ] }