# EMR Serverless usage metrics
<a name="monitoring-usage"></a>

You can use Amazon CloudWatch usage metrics to provide visibility into the resources that your account uses. Use these metrics to visualize your service usage on CloudWatch graphs and dashboards.

EMR Serverless usage metrics correspond to Service Quotas. You can configure alarms that alert you when your usage approaches a service quota. For more information, refer to [Service Quotas and Amazon CloudWatch alarms](https://docs.aws.amazon.com/servicequotas/latest/userguide/configure-cloudwatch.html) in the *Service Quotas User Guide*.

For more information about EMR Serverless service quotas, refer to [Endpoints and quotas for EMR Serverless](endpoints-quotas.md).

## Service quota usage metrics for EMR Serverless
<a name="usage-metrics"></a>

EMR Serverless publishes the following service quota usage metrics in the `AWS/Usage` namespace.


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| Metric | Description | 
| --- | --- | 
| `ResourceCount`  | The total number of the specified resource that is running on your account. The resource is defined by the [dimensions](#usage-metrics-dimensions) that are associated with the metric. | 

## Dimensions for EMR Serverless service quota usage metrics
<a name="usage-metrics-dimensions"></a>

You can use the following dimensions to refine the usage metrics that EMR Serverless publishes.


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| Dimension | Value | Description | 
| --- | --- | --- | 
|  `Service`  |  EMR Serverless  | The name of the AWS service that contains the resource. | 
|  `Type`  |  Resource  | The type of entity that EMR Serverless is reporting. | 
|  `Resource`  |  vCPU  | The type of resource that EMR Serverless is tracking. | 
|  `Class`  |  None  | The class of resource that EMR Serverless is tracking. |