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4 changes: 2 additions & 2 deletions doc_source/configuration-api.md
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Expand Up @@ -792,8 +792,8 @@ GET https://es.us-east-1.amazonaws.com/2021-01-01/opensearch/instanceTypeLimits/

| Parameter | Data type | Required? | Description |
| --- | --- | --- | --- |
| EngineVersion | String | Yes | Version of OpenSearch or Elasticsearch, in the format Elasticsearch\_X\.Y or OpenSearch\_X\.Y\. Defaults to the latest version of OpenSearch\. For a full list of supported versions, see [Supported versions of OpenSearch and Elasticsearch](what-is.md#choosing-version)\. version\. For a list of supported versions, see [Supported versions of OpenSearch and Elasticsearch](what-is.md#choosing-version)\. |
| InstanceType | String | Yes | Instance type\. To view instance types by Region, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/elasticsearch-service/pricing/)\. |
| EngineVersion | String | Yes | Version of OpenSearch or Elasticsearch, in the format Elasticsearch\_X\.Y or OpenSearch\_X\.Y\. Defaults to the latest version of OpenSearch\. For a full list of supported versions, see [Supported versions of OpenSearch and Elasticsearch](what-is.md#choosing-version)\. |
| InstanceType | String | Yes | Instance type\. To view instance types by Region, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/opensearch-service/pricing/)\. |
| DomainName | [DomainName](#configuration-api-datatypes-domainname) | No | The name of an existing domain\. Only specify if you need the limits for an existing domain\. |


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2 changes: 1 addition & 1 deletion doc_source/limits.md
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Expand Up @@ -92,7 +92,7 @@ The following table lists the UltraWarm instance types and the maximum amount of

### EBS volume size quotas<a name="ebsresource"></a>

The following table shows the minimum and maximum sizes for EBS volumes for each instance type that OpenSearch Service supports\. For information about which instance types include instance storage and additional hardware details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/elasticsearch-service/pricing/)\.
The following table shows the minimum and maximum sizes for EBS volumes for each instance type that OpenSearch Service supports\. For information about which instance types include instance storage and additional hardware details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/opensearch-service/pricing/)\.
+ If you choose magnetic storage under **EBS volume type** when creating your domain, the maximum volume size is 100 GiB for all instance types except `t2.small` and `t2.medium`, and all Graviton instances \(M6g, C6g, R6g, and R6gd\), which don't support magnetic storage\. For the maximum sizes listed in the following table, choose one of the SSD options\.
+ Some older\-generation instance types include instance storage, but also support EBS storage\. If you choose EBS storage for one of these instance types, the storage volumes are *not* additive\. You can use either an EBS volume or the instance storage, not both\.

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4 changes: 2 additions & 2 deletions doc_source/ri.md
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Expand Up @@ -9,7 +9,7 @@ OpenSearch Service RIs require one\- or three\-year terms and have three payment

Generally speaking, a larger upfront payment means a larger discount\. You can't cancel Reserved Instances—when you reserve them, you commit to paying for the entire term—and upfront payments are nonrefundable\.

RIs are not flexible; they only apply to the exact instance type that you reserve\. For example, a reservation for eight `c5.2xlarge.search` instances does not apply to sixteen `c5.xlarge.search` instances or four `c5.4xlarge.search` instances\. For full details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/elasticsearch-service/pricing/) and [FAQ](https://aws.amazon.com/elasticsearch-service/faqs/)\.
RIs are not flexible; they only apply to the exact instance type that you reserve\. For example, a reservation for eight `c5.2xlarge.search` instances does not apply to sixteen `c5.xlarge.search` instances or four `c5.4xlarge.search` instances\. For full details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/opensearch-service/pricing/) and [FAQ](https://aws.amazon.com/opensearch-service/faqs/)\.

**Topics**
+ [Purchasing Reserved Instances \(console\)](#ri-console)
Expand Down Expand Up @@ -87,7 +87,7 @@ For an explanation of each return value, see the following table\.
| UsagePrice | A legacy field\. For OpenSearch Service, this value is always 0\. |
| PaymentOption | No Upfront, Partial Upfront, or All Upfront\. |
| Duration | Length of the term in seconds:[\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/opensearch-service/latest/developerguide/ri.html) |
| InstanceType | The instance type for the reservation\. For information about the hardware resources that are allocated to each instance type, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/elasticsearch-service/pricing/)\. |
| InstanceType | The instance type for the reservation\. For information about the hardware resources that are allocated to each instance type, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/opensearch-service/pricing/)\. |
| CurrencyCode | The currency for FixedPrice and RecurringChargeAmount\. |

This next example purchases a reservation:
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2 changes: 1 addition & 1 deletion doc_source/walkthrough.md
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Expand Up @@ -18,7 +18,7 @@ In general, performing the steps in this walkthrough should cost less than $2\.
To learn more, see [Amazon S3 Pricing](https://aws.amazon.com/s3/pricing/)\.
+ OpenSearch Service domain with one `t2.medium` instance and 10 GiB of EBS storage for several hours

To learn more, see [Amazon OpenSearch Service Pricing](https://aws.amazon.com/elasticsearch-service/pricing/)\.
To learn more, see [Amazon OpenSearch Service Pricing](https://aws.amazon.com/opensearch-service/pricing/)\.
+ Several calls to Amazon Transcribe

To learn more, see [Amazon Transcribe Pricing](https://aws.amazon.com/transcribe/pricing/)\.
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2 changes: 1 addition & 1 deletion doc_source/what-is.md
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Expand Up @@ -77,7 +77,7 @@ For OpenSearch Service, you pay for each hour of use of an EC2 instance and for

However, some notable data transfer exceptions exist\. If a domain uses [multiple Availability Zones](managedomains-multiaz.md), OpenSearch Service does not bill for traffic between the Availability Zones\. Significant data transfer occurs within a domain during shard allocation and rebalancing\. OpenSearch Service neither meters nor bills for this traffic\. Similarly, OpenSearch Service does not bill for data transfer between [UltraWarm](ultrawarm.md)/[cold](cold-storage.md) nodes and Amazon S3\.

For full pricing details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/elasticsearch-service/pricing/)\. For information about charges incurred during configuration changes, see [Charges for configuration changes](managedomains-configuration-changes.md#managedomains-config-charges)\.
For full pricing details, see [Amazon OpenSearch Service pricing](https://aws.amazon.com/opensearch-service/pricing/)\. For information about charges incurred during configuration changes, see [Charges for configuration changes](managedomains-configuration-changes.md#managedomains-config-charges)\.

## Getting started with Amazon OpenSearch Service<a name="get-started"></a>

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