# ScheduledAutoTuneDetails
<a name="API_ScheduledAutoTuneDetails"></a>

Specifies details about a scheduled Auto-Tune action. For more information, see [Auto-Tune for Amazon OpenSearch Service](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/auto-tune.html).

## Contents
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 ** Action **   <a name="opensearchservice-Type-ScheduledAutoTuneDetails-Action"></a>
A description of the Auto-Tune action.  
Type: String  
Required: No

 ** ActionType **   <a name="opensearchservice-Type-ScheduledAutoTuneDetails-ActionType"></a>
The type of Auto-Tune action.  
Type: String  
Valid Values: `JVM_HEAP_SIZE_TUNING | JVM_YOUNG_GEN_TUNING`   
Required: No

 ** Date **   <a name="opensearchservice-Type-ScheduledAutoTuneDetails-Date"></a>
The date and time when the Auto-Tune action is scheduled for the domain.  
Type: Timestamp  
Required: No

 ** Severity **   <a name="opensearchservice-Type-ScheduledAutoTuneDetails-Severity"></a>
The severity of the Auto-Tune action. Valid values are `LOW`, `MEDIUM`, and `HIGH`.  
Type: String  
Valid Values: `LOW | MEDIUM | HIGH`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/opensearch-2021-01-01/ScheduledAutoTuneDetails) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/opensearch-2021-01-01/ScheduledAutoTuneDetails) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/opensearch-2021-01-01/ScheduledAutoTuneDetails)