# InstancePlacementConfig
<a name="API_InstancePlacementConfig"></a>

Configuration for how instances are placed and allocated within UltraServers. This is only applicable for UltraServer capacity.

## Contents
<a name="API_InstancePlacementConfig_Contents"></a>

 ** EnableMultipleJobs **   <a name="sagemaker-Type-InstancePlacementConfig-EnableMultipleJobs"></a>
If set to true, allows multiple jobs to share the same UltraServer instances. If set to false, ensures this job's instances are placed on an UltraServer exclusively, with no other jobs sharing the same UltraServer. Default is false.  
Type: Boolean  
Required: No

 ** PlacementSpecifications **   <a name="sagemaker-Type-InstancePlacementConfig-PlacementSpecifications"></a>
A list of specifications for how instances should be placed on specific UltraServers. Maximum of 10 items is supported.  
Type: Array of [PlacementSpecification](API_PlacementSpecification.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 10 items.  
Required: No

## See Also
<a name="API_InstancePlacementConfig_SeeAlso"></a>

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/sagemaker-2017-07-24/InstancePlacementConfig) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/sagemaker-2017-07-24/InstancePlacementConfig) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/sagemaker-2017-07-24/InstancePlacementConfig)