AddInstanceFleet
Adds an instance fleet to a running cluster.
Note
The instance fleet configuration is available only in Amazon EMR releases 4.8.0 and later, excluding 5.0.x.
Request Syntax
{
   "ClusterId": "string",
   "InstanceFleet": { 
      "Context": "string",
      "InstanceFleetType": "string",
      "InstanceTypeConfigs": [ 
         { 
            "BidPrice": "string",
            "BidPriceAsPercentageOfOnDemandPrice": number,
            "Configurations": [ 
               { 
                  "Classification": "string",
                  "Configurations": [ 
                     "Configuration"
                  ],
                  "Properties": { 
                     "string" : "string" 
                  }
               }
            ],
            "CustomAmiId": "string",
            "EbsConfiguration": { 
               "EbsBlockDeviceConfigs": [ 
                  { 
                     "VolumeSpecification": { 
                        "Iops": number,
                        "SizeInGB": number,
                        "Throughput": number,
                        "VolumeType": "string"
                     },
                     "VolumesPerInstance": number
                  }
               ],
               "EbsOptimized": boolean
            },
            "InstanceType": "string",
            "Priority": number,
            "WeightedCapacity": number
         }
      ],
      "LaunchSpecifications": { 
         "OnDemandSpecification": { 
            "AllocationStrategy": "string",
            "CapacityReservationOptions": { 
               "CapacityReservationPreference": "string",
               "CapacityReservationResourceGroupArn": "string",
               "UsageStrategy": "string"
            }
         },
         "SpotSpecification": { 
            "AllocationStrategy": "string",
            "BlockDurationMinutes": number,
            "TimeoutAction": "string",
            "TimeoutDurationMinutes": number
         }
      },
      "Name": "string",
      "ResizeSpecifications": { 
         "OnDemandResizeSpecification": { 
            "AllocationStrategy": "string",
            "CapacityReservationOptions": { 
               "CapacityReservationPreference": "string",
               "CapacityReservationResourceGroupArn": "string",
               "UsageStrategy": "string"
            },
            "TimeoutDurationMinutes": number
         },
         "SpotResizeSpecification": { 
            "AllocationStrategy": "string",
            "TimeoutDurationMinutes": number
         }
      },
      "TargetOnDemandCapacity": number,
      "TargetSpotCapacity": number
   }
}Request Parameters
For information about the parameters that are common to all actions, see Common Parameters.
The request accepts the following data in JSON format.
- ClusterId
- 
               The unique identifier of the cluster. Type: String Length Constraints: Minimum length of 0. Maximum length of 256. Pattern: [\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*Required: Yes 
- InstanceFleet
- 
               Specifies the configuration of the instance fleet. Type: InstanceFleetConfig object Required: Yes 
Response Syntax
{
   "ClusterArn": "string",
   "ClusterId": "string",
   "InstanceFleetId": "string"
}Response Elements
If the action is successful, the service sends back an HTTP 200 response.
The following data is returned in JSON format by the service.
- ClusterArn
- 
               The Amazon Resource Name of the cluster. Type: String Length Constraints: Minimum length of 20. Maximum length of 2048. 
- ClusterId
- 
               The unique identifier of the cluster. Type: String Length Constraints: Minimum length of 0. Maximum length of 256. Pattern: [\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*
- InstanceFleetId
- 
               The unique identifier of the instance fleet. Type: String 
Errors
For information about the errors that are common to all actions, see Common Errors.
- InternalServerException
- 
               This exception occurs when there is an internal failure in the Amazon EMR service. - Message
- 
                        The message associated with the exception. 
 HTTP Status Code: 500 
- InvalidRequestException
- 
               This exception occurs when there is something wrong with user input. - ErrorCode
- 
                        The error code associated with the exception. 
- Message
- 
                        The message associated with the exception. 
 HTTP Status Code: 400 
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following: