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更新时间:2026-10-21 GMT+08:00
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查询函数实例使用情况指标 - ShowFuncReservedInstanceMetrics

功能介绍

查询函数实例使用情况指标。

  • 指标单位为分钟:

  • 指标分为如下几类:reservedinstancenum(预留实例使用)、concurrency(实例使用/并发)

当查询时间范围小于1小时,指标周期为1分钟

当查询时间范围小于1天,指标周期为30分钟

当查询时间范围大于1天,指标周期为180分钟

调用方法

请参见如何调用API。

授权信息

账号具备所有API的调用权限,如果使用账号下的IAM用户调用当前API,该IAM用户需具备调用API所需的权限,具体权限要求请参见权限和授权项。

URI

GET /v2/{project_id}/fgs/functions/{func_urn}/instancereports

表1 路径参数

参数

是否必选

参数类型

描述

project_id

是

String

参数解释:

租户项目 ID,获取方式请参见获取项目ID。

约束限制:

不涉及

取值范围:

只能由英文字母、数字组成,且长度为32个字符

默认值:

不涉及

func_urn

是

String

参数解释:

函数的URN,详细解释见FunctionGraph函数模型的描述。

约束限制:

不涉及

取值范围:

只能由字母、数字、下划线、中划线、冒号组成

默认值:

不涉及

表2 Query参数

参数

是否必选

参数类型

描述

marker

否

String

本次查询起始位置,默认值0

limit

否

String

本次查询最大返回的数据条数,最大值500,默认值100

请求参数

表3 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

是

String

参数解释:

用户Token。

通过调用IAM服务获取用户Token接口获取(响应消息头中X-Subject-Token的值)。

约束限制:

不涉及

取值范围:

不涉及

默认值:

不涉及

Content-Type

否

String

参数解释:

消息体的类型(格式)

约束限制:

不涉及

取值范围:

只能为application/json

默认值:

application/json

响应参数

状态码:200

表4 响应Body参数

参数

参数类型

描述

instanceNum

Array of SlaReportsValue objects

弹性实例指标

reservedInstanceNum

Array of SlaReportsValue objects

预留实例指标

表5 SlaReportsValue

参数

参数类型

描述

timestamp

Integer

参数解释

时间戳

取值范围

不涉及

value

Double

参数解释

值,value值为-1表示当前时间段该指标无数据,例如函数未执行等情况。

取值范围

不涉及

状态码:500

表6 响应Body参数

参数

参数类型

描述

error_code

String

错误码

error_msg

String

错误信息

请求示例

查询函数实例使用情况指标。

GET /v2/{project_id}/fgs/functions/{func_urn}/instancereports

响应示例

状态码:200

{
  "instanceNum" : [ {
    "timestamp" : 1596679200000,
    "value" : -1
  }, {
    "timestamp" : 1596682800000,
    "value" : 2
  }, {
    "timestamp" : 1596686400000,
    "value" : -1
  } ],
  "reservedInstanceNum" : [ {
    "timestamp" : 1596679200000,
    "value" : -1
  }, {
    "timestamp" : 1596682800000,
    "value" : 950
  }, {
    "timestamp" : 1596686400000,
    "value" : -1
  } ]
}

SDK代码示例

SDK代码示例如下。

Java

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.functiongraph.v2.region.FunctionGraphRegion;
import com.huaweicloud.sdk.functiongraph.v2.*;
import com.huaweicloud.sdk.functiongraph.v2.model.*;


public class ShowFuncReservedInstanceMetricsSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        FunctionGraphClient client = FunctionGraphClient.newBuilder()
                .withCredential(auth)
                .withRegion(FunctionGraphRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowFuncReservedInstanceMetricsRequest request = new ShowFuncReservedInstanceMetricsRequest();
        request.withFuncUrn("{func_urn}");
        try {
            ShowFuncReservedInstanceMetricsResponse response = client.showFuncReservedInstanceMetrics(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

Python

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkfunctiongraph.v2.region.functiongraph_region import FunctionGraphRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkfunctiongraph.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = FunctionGraphClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(FunctionGraphRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ShowFuncReservedInstanceMetricsRequest()
        request.func_urn = "{func_urn}"
        response = client.show_func_reserved_instance_metrics(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Go

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    functiongraph "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/functiongraph/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/functiongraph/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/functiongraph/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth, err := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        SafeBuild()

    if err != nil {
        fmt.Println(err)
        return
    }

    hcClient, err := functiongraph.FunctionGraphClientBuilder().
         WithRegion(region.ValueOf("<YOUR REGION>")).
         WithCredential(auth).
         SafeBuild()


    if err != nil {
        fmt.Println(err)
        return
    }

    client := functiongraph.NewFunctionGraphClient(hcClient)

    request := &model.ShowFuncReservedInstanceMetricsRequest{}
	request.FuncUrn = "{func_urn}"
	response, err := client.ShowFuncReservedInstanceMetrics(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

ok

500

Internal Server Error 服务内部错误。

错误码

请参见错误码。

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