> ## Documentation Index
> Fetch the complete documentation index at: https://docs.validationcloud.io/llms.txt
> Use this file to discover all available pages before exploring further.

# getRecentPerformanceSamples

Returns a list of recent performance samples, in reverse slot order. Performance samples are taken every 60 seconds and include the number of transactions and slots that occur in a given time window.

This method will use `30` [Compute Units](/nodeapi/about/billing).

***

## **Parameters**

* `limit` string. The number of samples to return (maximum 720).

## Returns

`result` A JSON object with the following fields:

* `numNonVoteTransactions` The number of non-vote transactions during the specified sample period.
* `numSlots` The number of slots in the sample.
* `numTransactions` The number of transactions in the sample.
* `samplePeriodSecs` The number of seconds in the sample window.
* `slot` The slot in which the sample was taken at.

```json theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
// Result
{
	"jsonrpc": "2.0",
	"result": [
		{
			"numNonVoteTransactions": 67446,
			"numSlots": 153,
			"numTransactions": 273901,
			"samplePeriodSecs": 60,
			"slot": 320159096
		},
		{
			"numNonVoteTransactions": 59615,
			"numSlots": 150,
			"numTransactions": 267266,
			"samplePeriodSecs": 60,
			"slot": 320158943
		},
		{
			"numNonVoteTransactions": 62675,
			"numSlots": 154,
			"numTransactions": 271136,
			"samplePeriodSecs": 60,
			"slot": 320158793
		},
		{
			"numNonVoteTransactions": 75845,
			"numSlots": 179,
			"numTransactions": 324128,
			"samplePeriodSecs": 60,
			"slot": 320158639
		}
	],
	"id": 1
}
```

<CodeGroup>
  ```bash title="mainnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://mainnet.solana.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0", "id":1, "method":"getRecentPerformanceSamples", "params": [4]}'
      
  ```

  ```bash title="devnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://devnet.solana.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0", "id":1, "method":"getRecentPerformanceSamples", "params": [4]}'
      
  ```
</CodeGroup>


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