更新时间:2024-01-25 GMT+08:00
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查询磁盘信息

功能介绍

该接口用于查询主机监控磁盘信息。

调用方法

请参见如何调用API

URI

GET /v1.0/{project_id}/dms/disk
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

表2 Query参数

参数

是否必选

参数类型

描述

cluster_id

String

集群ID。获取方法,请参见获取集群ID

instance_name

String

实例名称。

instance_id

String

实例ID。

limit

Integer

数据条目数。取值范围为1~2147483647。

offset

Integer

数据偏移量。取值范围为0~2147483646。

请求参数

响应参数

表3 响应Body参数

参数

参数类型

描述

[数组元素]

Array of DiskResp objects

主机磁盘列表。

表4 DiskResp

参数

参数类型

描述

instance_name

String

实例名称。

instance_id

String

实例ID

host_name

String

主机名称。

disk_name

String

磁盘名称。

disk_type

String

磁盘类型(系统盘、数据盘、日志盘)。

total

double

磁盘总容量(GB)。

used

double

磁盘已使用容量(GB)。

available

double

磁盘可用容量(GB)。

used_percentage

double

磁盘使用率(%)。

await

double

IO等待时间(ms)。

svctm

double

IO服务时间(ms)。

util

double

IO使用率(%)。

read_rate

double

磁盘读速率(KB/s)。

write_rate

double

磁盘写速率(KB/s)。

请求示例

https://{Endpoint}/v1.0/05f2cff45100d5112f4bc00b794ea08e/dms/disk?limit=1&offset=0

响应示例

[
  {
    "instance_name": "d30035376-dms-test07-dws-cn-cn-1-1",
    "instance_id": "1",
    "host_name": "host-172-16-11-62",
    "disk_name": "vda",
    "disk_type": "system",
    "total": 49,
    "used": 5.64,
    "available": 40.99,
    "used_percentage": 11.51,
    "await": 0.21,
    "svctm": 0.03,
    "util": 0.01,
    "read_rate": 0,
    "write_rate": 52.72
  }
]

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.dws.v2.region.DwsRegion;
import com.huaweicloud.sdk.dws.v2.*;
import com.huaweicloud.sdk.dws.v2.model.*;


public class ListHostDiskSolution {

    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");

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

        DwsClient client = DwsClient.newBuilder()
                .withCredential(auth)
                .withRegion(DwsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListHostDiskRequest request = new ListHostDiskRequest();
        request.withClusterId("<cluster_id>");
        request.withInstanceId("<instance_id>");
        request.withInstanceName("<instance_name>");
        request.withLimit(<limit>);
        request.withOffset(<offset>);
        try {
            ListHostDiskResponse response = client.listHostDisk(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

from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdws.v2.region.dws_region import DwsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdws.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.getenv("CLOUD_SDK_AK")
    sk = os.getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

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

    try:
        request = ListHostDiskRequest()
        request.cluster_id = "<cluster_id>"
        request.instance_id = "<instance_id>"
        request.instance_name = "<instance_name>"
        request.limit = <limit>
        request.offset = <offset>
        response = client.list_host_disk(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"
    dws "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/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")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := dws.NewDwsClient(
        dws.DwsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListHostDiskRequest{}
	clusterIdRequest:= "<cluster_id>"
	request.ClusterId = &clusterIdRequest
	instanceIdRequest:= "<instance_id>"
	request.InstanceId = &instanceIdRequest
	instanceNameRequest:= "<instance_name>"
	request.InstanceName = &instanceNameRequest
	request.Limit = int32(<limit>)
	request.Offset = int32(<offset>)
	response, err := client.ListHostDisk(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

查询磁盘信息成功。

400

请求错误。

401

鉴权失败。

403

没有操作权限。

404

找不到资源。

500

服务内部错误。

503

服务不可用。

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