getRecentPerformanceSamples RPC 方法

返回最近性能样本的列表，按 slot 倒序排列。性能样本每 60 秒采集一次，包括在给定时间窗口内发生的交易数量和 slot 数量。

params

usizeoptional

要返回的样本数量（最大值为 720）

result

array

一个包含性能样本对象的数组，其中包括：

$ curl https://api.devnet.solana.com -s -X \
>   POST -H "Content-Type: application/json" -d ' 
>   {
>     "jsonrpc": "2.0",
>     "id": 1,
>     "method": "getRecentPerformanceSamples",
>     "params": [
>       2
>     ]
>   }
> '

Response

{
  "jsonrpc": "2.0",
  "result": [
    {
      "slot": 348125,
      "numTransactions": 126,
      "numSlots": 126,
      "samplePeriodSecs": 60,
      "numNonVoteTransactions": 1
    },
    {
      "slot": 347999,
      "numTransactions": 126,
      "numSlots": 126,
      "samplePeriodSecs": 60,
      "numNonVoteTransactions": 1
    }
  ],
  "id": 1
}

$ curl https://api.devnet.solana.com -s -X \
>   POST -H "Content-Type: application/json" -d ' 
>   {
>     "jsonrpc": "2.0",
>     "id": 1,
>     "method": "getRecentPerformanceSamples",
>     "params": [
>       2
>     ]
>   }
> '

params

usizeoptional

要返回的样本数量（最大值为 720）

result

Response

{
  "jsonrpc": "2.0",
  "result": [
    {
      "slot": 348125,
      "numTransactions": 126,
      "numSlots": 126,
      "samplePeriodSecs": 60,
      "numNonVoteTransactions": 1
    },
    {
      "slot": 347999,
      "numTransactions": 126,
      "numSlots": 126,
      "samplePeriodSecs": 60,
      "numNonVoteTransactions": 1
    }
  ],
  "id": 1
}

array

一个包含性能样本对象的数组，其中包括：

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