Returns the list of optimizations that Auto-Tune has made to an Amazon OpenSearch Service domain. For more information, see Auto-Tune for Amazon OpenSearch Service.

See also: AWS API Documentation

Request Syntax

response = client.describe_domain_auto_tunes(
  • DomainName (string) --


    Name of the domain that you want Auto-Tune details about.

  • MaxResults (integer) -- An optional parameter that specifies the maximum number of results to return. You can use nextToken to get the next page of results.
  • NextToken (string) -- If your initial DescribeDomainAutoTunes operation returns a nextToken , you can include the returned nextToken in subsequent DescribeDomainAutoTunes operations, which returns results in the next page.
Return type



Response Syntax

    'AutoTunes': [
            'AutoTuneType': 'SCHEDULED_ACTION',
            'AutoTuneDetails': {
                'ScheduledAutoTuneDetails': {
                    'Date': datetime(2015, 1, 1),
                    'ActionType': 'JVM_HEAP_SIZE_TUNING'|'JVM_YOUNG_GEN_TUNING',
                    'Action': 'string',
                    'Severity': 'LOW'|'MEDIUM'|'HIGH'
    'NextToken': 'string'

Response Structure

  • (dict) --

    The result of a DescribeDomainAutoTunes request.

    • AutoTunes (list) --

      The list of setting adjustments that Auto-Tune has made to the domain.

      • (dict) --

        Information about an Auto-Tune action. For more information, see Auto-Tune for Amazon OpenSearch Service.

        • AutoTuneType (string) --

          The type of Auto-Tune action.

        • AutoTuneDetails (dict) --

          Details about an Auto-Tune action.

          • ScheduledAutoTuneDetails (dict) --

            Container for details about a scheduled Auto-Tune action.

            • Date (datetime) --

              The date and time when the Auto-Tune action is scheduled for the domain.

            • ActionType (string) --

              The type of Auto-Tune action.

            • Action (string) --

              A description of the Auto-Tune action.

            • Severity (string) --

              The severity of the Auto-Tune action. Valid values are LOW , MEDIUM , and HIGH .

    • NextToken (string) --

      When nextToken is returned, there are more results available. The value of nextToken is a unique pagination token for each page. Make the call again using the returned token to retrieve the next page.


  • OpenSearchService.Client.exceptions.BaseException
  • OpenSearchService.Client.exceptions.InternalException
  • OpenSearchService.Client.exceptions.ResourceNotFoundException
  • OpenSearchService.Client.exceptions.ValidationException