更新时间:2024-09-03 GMT+08:00
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查询运行中实例的统计信息

功能介绍

查询当前租户下处于“运行中”状态的缓存实例的统计信息。

调用方法

请参见如何调用API

URI

GET /v2/{project_id}/instances/statistic

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID。获取方法请参见获取项目ID

请求参数

响应参数

状态码: 200

表2 响应Body参数

参数

参数类型

描述

statistics

Array of InstanceStatistic objects

该租户下处于“运行中”状态的实例的统计信息。

表3 InstanceStatistic

参数

参数类型

描述

input_kbps

String

缓存实例网络入流量,单位:kbit/s。

output_kbps

String

缓存实例网络出流量,单位:kbit/s。

instance_id

String

实例ID。

keys

Long

缓存存储的数据条数。

used_memory

Long

缓存已经使用内存,单位:MB。

max_memory

Long

缓存的总内存,单位:MB。

cmd_get_count

Long

缓存get命令被调用次数。

cmd_set_count

Long

缓存set命令被调用次数。

used_cpu

String

缓存在用户态和核心态消耗cpu时间的累计值,单位:秒。

状态码: 400

表4 响应Body参数

参数

参数类型

描述

error_msg

String

错误信息。

error_code

String

错误码。

error_ext_msg

String

扩展错误信息(暂未使用,赋值为null)。

状态码: 500

表5 响应Body参数

参数

参数类型

描述

error_msg

String

错误信息。

error_code

String

错误码。

error_ext_msg

String

扩展错误信息(暂未使用,赋值为null)。

请求示例

GET https://{dcs_endpoint}/v2/{project_id}/instances/statistic

响应示例

状态码: 200

查询实例统计信息成功。

{
  "statistics" : [ {
    "output_kbps" : "0.0",
    "instance_id" : "e008652d-18e0-43ff-924e-072261e0372a",
    "keys" : 0,
    "used_memory" : 0,
    "cmd_get_count" : 0,
    "used_cpu" : "0.0",
    "cmd_set_count" : 0,
    "input_kbps" : "0.0",
    "max_memory" : 460
  }, {
    "output_kbps" : "0.0",
    "instance_id" : "c577a1eb-33b7-42c7-8231-ad32358599ac",
    "keys" : 0,
    "used_memory" : 0,
    "cmd_get_count" : 0,
    "used_cpu" : "0.0",
    "cmd_set_count" : 0,
    "input_kbps" : "0.0",
    "max_memory" : 460
  }, {
    "output_kbps" : "1.19",
    "instance_id" : "e8b98471-55d5-4695-b0bb-8f336a98e207",
    "keys" : 0,
    "used_memory" : 0,
    "cmd_get_count" : 0,
    "used_cpu" : "0.0",
    "cmd_set_count" : 0,
    "input_kbps" : "0.03",
    "max_memory" : 460
  }, {
    "output_kbps" : "0.0",
    "instance_id" : "bc61c690-4b34-4cbe-9ce3-11246aea7aba",
    "keys" : 0,
    "used_memory" : 0,
    "cmd_get_count" : 0,
    "used_cpu" : "0.0",
    "cmd_set_count" : 0,
    "input_kbps" : "0.0",
    "max_memory" : 6963
  } ]
}

SDK代码示例

SDK代码示例如下。

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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.dcs.v2.region.DcsRegion;
import com.huaweicloud.sdk.dcs.v2.*;
import com.huaweicloud.sdk.dcs.v2.model.*;


public class ListStatisticsOfRunningInstancesSolution {

    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);

        DcsClient client = DcsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DcsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListStatisticsOfRunningInstancesRequest request = new ListStatisticsOfRunningInstancesRequest();
        try {
            ListStatisticsOfRunningInstancesResponse response = client.listStatisticsOfRunningInstances(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());
        }
    }
}
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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdcs.v2.region.dcs_region import DcsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdcs.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 = DcsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(DcsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListStatisticsOfRunningInstancesRequest()
        response = client.list_statistics_of_running_instances(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    dcs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/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 := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := dcs.NewDcsClient(
        dcs.DcsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

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

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

查询实例统计信息成功。

400

非法请求。

500

内部服务错误。

错误码

请参见错误码

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