This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::ECS::Daemon DaemonDeploymentConfiguration
<a name="aws-properties-ecs-daemon-daemondeploymentconfiguration"></a>

Optional deployment parameters that control how a daemon rolls out updates across container instances.

## Syntax
<a name="aws-properties-ecs-daemon-daemondeploymentconfiguration-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-ecs-daemon-daemondeploymentconfiguration-syntax.json"></a>

```
{
  "[Alarms](#cfn-ecs-daemon-daemondeploymentconfiguration-alarms)" : {{DaemonAlarmConfiguration}},
  "[BakeTimeInMinutes](#cfn-ecs-daemon-daemondeploymentconfiguration-baketimeinminutes)" : {{Integer}},
  "[DrainPercent](#cfn-ecs-daemon-daemondeploymentconfiguration-drainpercent)" : {{Number}}
}
```

### YAML
<a name="aws-properties-ecs-daemon-daemondeploymentconfiguration-syntax.yaml"></a>

```
  [Alarms](#cfn-ecs-daemon-daemondeploymentconfiguration-alarms): {{
    DaemonAlarmConfiguration}}
  [BakeTimeInMinutes](#cfn-ecs-daemon-daemondeploymentconfiguration-baketimeinminutes): {{Integer}}
  [DrainPercent](#cfn-ecs-daemon-daemondeploymentconfiguration-drainpercent): {{Number}}
```

## Properties
<a name="aws-properties-ecs-daemon-daemondeploymentconfiguration-properties"></a>

`Alarms`  <a name="cfn-ecs-daemon-daemondeploymentconfiguration-alarms"></a>
The CloudWatch alarm configuration for the daemon deployment. When alarms are triggered during a deployment, the deployment can be automatically rolled back.  
*Required*: No  
*Type*: [DaemonAlarmConfiguration](aws-properties-ecs-daemon-daemonalarmconfiguration.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`BakeTimeInMinutes`  <a name="cfn-ecs-daemon-daemondeploymentconfiguration-baketimeinminutes"></a>
The amount of time (in minutes) to wait after a successful deployment step before proceeding. This allows time to monitor for issues before continuing. The default value is 0.  
*Required*: No  
*Type*: Integer  
*Minimum*: `0`  
*Maximum*: `1440`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`DrainPercent`  <a name="cfn-ecs-daemon-daemondeploymentconfiguration-drainpercent"></a>
The percentage of container instances to drain simultaneously during a daemon deployment. Valid values are between 0.0 and 100.0.  
*Required*: No  
*Type*: Number  
*Minimum*: `0`  
*Maximum*: `100`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)