Interface IMixedInstancesPolicy
MixedInstancesPolicy allows you to configure a group that diversifies across On-Demand Instances and Spot Instances of multiple instance types.
Namespace: Amazon.CDK.AWS.AutoScaling
Assembly: Amazon.CDK.AWS.AutoScaling.dll
Syntax (csharp)
public interface IMixedInstancesPolicySyntax (vb)
Public Interface IMixedInstancesPolicyRemarks
For more information, see Auto Scaling groups with multiple instance types and purchase options in the Amazon EC2 Auto Scaling User Guide:
https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html
ExampleMetadata: infused
Examples
Vpc vpc;
LaunchTemplate launchTemplate1;
LaunchTemplate launchTemplate2;
new AutoScalingGroup(this, "ASG", new AutoScalingGroupProps {
Vpc = vpc,
MixedInstancesPolicy = new MixedInstancesPolicy {
InstancesDistribution = new InstancesDistribution {
OnDemandPercentageAboveBaseCapacity = 50
},
LaunchTemplate = launchTemplate1,
LaunchTemplateOverrides = new [] { new LaunchTemplateOverrides { InstanceType = new InstanceType("t3.micro") }, new LaunchTemplateOverrides { InstanceType = new InstanceType("t3a.micro") }, new LaunchTemplateOverrides { InstanceType = new InstanceType("t4g.micro"), LaunchTemplate = launchTemplate2 } }
}
});Synopsis
Properties
| InstancesDistribution | InstancesDistribution to use. |
| LaunchTemplate | Launch template to use. |
| LaunchTemplateOverrides | Launch template overrides. |
Properties
InstancesDistribution
InstancesDistribution to use.
virtual IInstancesDistribution InstancesDistribution { get; }Property Value
Remarks
Default: - The value for each property in it uses a default value.
LaunchTemplate
LaunchTemplateOverrides
Launch template overrides.
virtual ILaunchTemplateOverrides[] LaunchTemplateOverrides { get; }Property Value
Remarks
The maximum number of instance types that can be associated with an Auto Scaling group is 40.
The maximum number of distinct launch templates you can define for an Auto Scaling group is 20.
Default: - Do not provide any overrides