ZoneAwarenessConfig - Amazon OpenSearch Service
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This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 2, 2026.

ZoneAwarenessConfig

The zone awareness configuration for an Amazon OpenSearch Service domain.

Contents

AvailabilityZoneCount

If you enabled multiple Availability Zones, this value is the number of zones that you want the domain to use. Valid values are 2 and 3. If your domain is provisioned within a VPC, this value be equal to number of subnets.

Type: Integer

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: