# UpdateScalingPlan


Updates the specified scaling plan.

You cannot update a scaling plan if it is in the process of being created, updated, or deleted.

## Request Syntax


```
{
   "ApplicationSource": { 
      "CloudFormationStackARN": "string",
      "TagFilters": [ 
         { 
            "Key": "string",
            "Values": [ "string" ]
         }
      ]
   },
   "ScalingInstructions": [ 
      { 
         "CustomizedLoadMetricSpecification": { 
            "Dimensions": [ 
               { 
                  "Name": "string",
                  "Value": "string"
               }
            ],
            "MetricName": "string",
            "Namespace": "string",
            "Statistic": "string",
            "Unit": "string"
         },
         "DisableDynamicScaling": boolean,
         "MaxCapacity": number,
         "MinCapacity": number,
         "PredefinedLoadMetricSpecification": { 
            "PredefinedLoadMetricType": "string",
            "ResourceLabel": "string"
         },
         "PredictiveScalingMaxCapacityBehavior": "string",
         "PredictiveScalingMaxCapacityBuffer": number,
         "PredictiveScalingMode": "string",
         "ResourceId": "string",
         "ScalableDimension": "string",
         "ScalingPolicyUpdateBehavior": "string",
         "ScheduledActionBufferTime": number,
         "ServiceNamespace": "string",
         "TargetTrackingConfigurations": [ 
            { 
               "CustomizedScalingMetricSpecification": { 
                  "Dimensions": [ 
                     { 
                        "Name": "string",
                        "Value": "string"
                     }
                  ],
                  "MetricName": "string",
                  "Namespace": "string",
                  "Statistic": "string",
                  "Unit": "string"
               },
               "DisableScaleIn": boolean,
               "EstimatedInstanceWarmup": number,
               "PredefinedScalingMetricSpecification": { 
                  "PredefinedScalingMetricType": "string",
                  "ResourceLabel": "string"
               },
               "ScaleInCooldown": number,
               "ScaleOutCooldown": number,
               "TargetValue": number
            }
         ]
      }
   ],
   "ScalingPlanName": "string",
   "ScalingPlanVersion": number
}
```

## Request Parameters


For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [ApplicationSource](#API_UpdateScalingPlan_RequestSyntax) **   <a name="autoscaling-UpdateScalingPlan-request-ApplicationSource"></a>
A CloudFormation stack or set of tags.  
Type: [ApplicationSource](API_ApplicationSource.md) object  
Required: No

 ** [ScalingInstructions](#API_UpdateScalingPlan_RequestSyntax) **   <a name="autoscaling-UpdateScalingPlan-request-ScalingInstructions"></a>
The scaling instructions.  
Type: Array of [ScalingInstruction](API_ScalingInstruction.md) objects  
Required: No

 ** [ScalingPlanName](#API_UpdateScalingPlan_RequestSyntax) **   <a name="autoscaling-UpdateScalingPlan-request-ScalingPlanName"></a>
The name of the scaling plan.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[\p{Print}&&[^|:/]]+`   
Required: Yes

 ** [ScalingPlanVersion](#API_UpdateScalingPlan_RequestSyntax) **   <a name="autoscaling-UpdateScalingPlan-request-ScalingPlanVersion"></a>
The version number of the scaling plan. The only valid value is `1`. Currently, you cannot have multiple scaling plan versions.  
Type: Long  
Required: Yes

## Response Elements


If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

## Errors


For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** ConcurrentUpdateException **   
Concurrent updates caused an exception, for example, if you request an update to a scaling plan that already has a pending update.  
HTTP Status Code: 400

 ** InternalServiceException **   
The service encountered an internal error.  
HTTP Status Code: 400

 ** ObjectNotFoundException **   
The specified object could not be found.  
HTTP Status Code: 400

 ** ValidationException **   
An exception was thrown for a validation issue. Review the parameters provided.  
HTTP Status Code: 400

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/autoscaling-plans-2018-01-06/UpdateScalingPlan) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/autoscaling-plans-2018-01-06/UpdateScalingPlan)