aws-cdk-lib.aws_autoscaling.CfnAutoScalingGroup.InstanceMaintenancePolicyProperty

InstanceMaintenancePolicyProperty Struct

InstanceMaintenancePolicy is a property of the AWS::AutoScaling::AutoScalingGroup resource.

For more information, see Instance maintenance policies in the Amazon EC2 Auto Scaling User Guide .

Source

Generated code

Type last changed

v2.110.0 · 17 Nov 2023

Example

// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_autoscaling as autoscaling } from 'aws-cdk-lib';
const instanceMaintenancePolicyProperty: autoscaling.CfnAutoScalingGroup.InstanceMaintenancePolicyProperty = {
  maxHealthyPercentage: 123,
  minHealthyPercentage: 123,
};

Properties

maxHealthyPercentagenumbermax_healthy_percentageint | floatmaxHealthyPercentageNumberMaxHealthyPercentagedoubleMaxHealthyPercentage*float64#

Specifies the upper threshold as a percentage of the desired capacity of the Auto Scaling group.

notes

It represents the maximum percentage of the group that can be in service and healthy, or pending, to support your workload when replacing instances. Value range is 100 to 200. To clear a previously set value, specify a value of -1 .

Both MinHealthyPercentage and MaxHealthyPercentage must be specified, and the difference between them cannot be greater than 100. A large range increases the number of instances that can be replaced at the same time.

minHealthyPercentagenumbermin_healthy_percentageint | floatminHealthyPercentageNumberMinHealthyPercentagedoubleMinHealthyPercentage*float64#

Specifies the lower threshold as a percentage of the desired capacity of the Auto Scaling group.

It represents the minimum percentage of the group to keep in service, healthy, and ready to use to support your workload when replacing instances. Value range is 0 to 100. To clear a previously set value, specify a value of -1 .