WarmPoolOptions

class aws_cdk.aws_autoscaling.WarmPoolOptions(*, max_group_prepared_capacity=None, min_size=None, pool_state=None, reuse_on_scale_in=None)

Bases: object

Options for a warm pool.

Parameters

  • max_group_prepared_capacity (Union[int, float, None]) – The maximum number of instances that are allowed to be in the warm pool or in any state except Terminated for the Auto Scaling group. If the value is not specified, Amazon EC2 Auto Scaling launches and maintains the difference between the group’s maximum capacity and its desired capacity. Default: - max size of the Auto Scaling group

  • min_size (Union[int, float, None]) – The minimum number of instances to maintain in the warm pool. Default: 0

  • pool_state (Optional[PoolState]) – The instance state to transition to after the lifecycle actions are complete. Default: PoolState.STOPPED

  • reuse_on_scale_in (Optional[bool]) – Indicates whether instances in the Auto Scaling group can be returned to the warm pool on scale in. If the value is not specified, instances in the Auto Scaling group will be terminated when the group scales in. Default: false

ExampleMetadata

infused

Example:

# auto_scaling_group: autoscaling.AutoScalingGroup


auto_scaling_group.add_warm_pool(
    min_size=1,
    reuse_on_scale_in=True
)

Attributes

max_group_prepared_capacity

The maximum number of instances that are allowed to be in the warm pool or in any state except Terminated for the Auto Scaling group.

If the value is not specified, Amazon EC2 Auto Scaling launches and maintains the difference between the group’s maximum capacity and its desired capacity.

Default

  • max size of the Auto Scaling group

Return type

Union[int, float, None]

min_size

The minimum number of instances to maintain in the warm pool.

Default

0

Return type

Union[int, float, None]

pool_state

The instance state to transition to after the lifecycle actions are complete.

Default

PoolState.STOPPED

Return type

Optional[PoolState]

reuse_on_scale_in

Indicates whether instances in the Auto Scaling group can be returned to the warm pool on scale in.

If the value is not specified, instances in the Auto Scaling group will be terminated when the group scales in.

Default

false

Return type

Optional[bool]