Updated on 2025-08-15 GMT+08:00

Querying Instance Monitoring Dimensions

Function

This API is used to query instance monitoring dimensions.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/instances/{instance_id}/ces-hierarchy

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition:

Project ID. For details, see Obtaining a Project ID.

Constraints:

N/A

Range:

N/A

Default Value:

N/A

instance_id

Yes

String

Definition:

Instance ID. You can call the API for querying all instances to obtain the instance ID. The instance ID is in the response body.

Constraints:

N/A

Range:

N/A

Default Value:

N/A

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameters

Parameter

Type

Description

dimensions

Array of dimensions objects

Definition:

Monitoring dimensions.

instance_ids

Array of instance_ids objects

Definition:

Instance information.

nodes

Array of nodes objects

Definition:

Node information.

queues

Array of queues objects

Definition:

Queue information.

vhosts

Array of vhosts objects

Definition:

Virtual host information.

exchanges

Array of exchanges objects

Definition:

Exchange information.

groups

Array of groups objects

Definition:

Consumer group information.

Table 3 dimensions

Parameter

Type

Description

name

String

Definition:

Monitoring dimension name.

Range:

N/A

metrics

Array of strings

Definition:

Metric name.

key_name

Array of strings

Definition:

Key used for monitoring query.

dim_router

Array of strings

Definition:

Monitoring dimension route.

children

Array of children objects

Definition:

List of secondary dimensions.

Table 4 children

Parameter

Type

Description

name

String

Definition:

Secondary dimension name.

Range:

N/A

metrics

Array of strings

Definition:

Metrics on the secondary dimension.

key_name

Array of strings

Definition:

Key used for monitoring query.

dim_router

Array of strings

Definition:

Monitoring dimension route.

Table 5 instance_ids

Parameter

Type

Description

name

String

Definition:

Instance ID.

Range:

N/A

Table 6 nodes

Parameter

Type

Description

name

String

Definition:

Node name.

Range:

N/A

available_zone

String

Definition:

AZ.

Range:

N/A

Table 7 queues

Parameter

Type

Description

name

String

Definition:

Queue name.

Range:

N/A

vhost

String

Definition:

Corresponding virtual host.

Range:

N/A

Table 8 vhosts

Parameter

Type

Description

name

String

Definition:

Virtual host name.

Range:

N/A

Table 9 exchanges

Parameter

Type

Description

name

String

Definition:

Exchange name.

Range:

N/A

vhost

String

Definition:

Corresponding virtual host.

Range:

N/A

Table 10 groups

Parameter

Type

Description

name

String

Definition:

Consumer group name.

Range:

N/A

Example Requests

GET https://{endpoint}/v2/{project_id}/instances/{instance_id}/ces-hierarchy

Example Responses

Status code: 200

The query is successful.

{
  "dimensions" : [ {
    "name" : "rabbitmq_instance_id",
    "metrics" : [ "connections", "channels", "queues", "consumers", "messages_ready", "messages_unacknowledged", "publish", "deliver", "deliver_no_ack", "deliver_get", "instance_bytes_in_rate", "instance_bytes_out_rate", "instance_disk_usage" ],
    "key_name" : [ "instance_ids" ],
    "dim_router" : [ "rabbitmq_instance_id" ]
  }, {
    "name" : "rabbitmq_node",
    "metrics" : [ "fd_used", "socket_used", "proc_used", "mem_used", "disk_free", "rabbitmq_alive", "rabbitmq_disk_usage", "rabbitmq_cpu_usage", "rabbitmq_cpu_core_load", "rabbitmq_memory_usage", "rabbitmq_disk_read_await", "rabbitmq_disk_write_await", "rabbitmq_node_bytes_in_rate", "rabbitmq_node_bytes_out_rate", "rabbitmq_node_queues", "rabbitmq_memory_high_watermark", "rabbitmq_disk_insufficient" ],
    "key_name" : [ "nodes" ],
    "dim_router" : [ "rabbitmq_instance_id", "rabbitmq_node" ]
  }, {
    "name" : "rabbitmq_queue",
    "metrics" : [ "queue_messages_unacknowledged", "queue_messages_ready" ],
    "key_name" : [ "queues" ],
    "dim_router" : [ "rabbitmq_instance_id", "rabbitmq_queue" ]
  } ],
  "instance_ids" : [ {
    "name" : "0e16280d-7451-4f5b-80fa-f210372ce657"
  } ],
  "nodes" : [ {
    "name" : "dms-vm-0e16280d-rabbitmq-0",
    "available_zone" : "xx-xxx-xx"
  }, {
    "name" : "dms-vm-0e16280d-rabbitmq-1",
    "available_zone" : "xx-xxx-xx"
  }, {
    "name" : "dms-vm-0e16280d-rabbitmq-2",
    "available_zone" : "xx-xxx-xx"
  } ],
  "queues" : [ {
    "name" : "Vhost-17130843__Queue-21084756",
    "vhost" : "default"
  } ],
  "vhosts" : [ {
    "name" : "default"
  } ],
  "exchanges" : [ {
    "name" : "direct_exchange",
    "vhost" : "default"
  } ],
  "groups" : [ ]
}

SDK Sample Code

The SDK sample code is as follows.

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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.rabbitmq.v2.region.RabbitMQRegion;
import com.huaweicloud.sdk.rabbitmq.v2.*;
import com.huaweicloud.sdk.rabbitmq.v2.model.*;


public class ShowCesHierarchySolution {

    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);

        RabbitMQClient client = RabbitMQClient.newBuilder()
                .withCredential(auth)
                .withRegion(RabbitMQRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowCesHierarchyRequest request = new ShowCesHierarchyRequest();
        request.withInstanceId("{instance_id}");
        try {
            ShowCesHierarchyResponse response = client.showCesHierarchy(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 huaweicloudsdkrabbitmq.v2.region.rabbitmq_region import RabbitMQRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkrabbitmq.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 = RabbitMQClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(RabbitMQRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ShowCesHierarchyRequest()
        request.instance_id = "{instance_id}"
        response = client.show_ces_hierarchy(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"
    rabbitmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rabbitmq/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rabbitmq/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rabbitmq/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 := rabbitmq.NewRabbitMQClient(
        rabbitmq.RabbitMQClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

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

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

The query is successful.

Error Codes

See Error Codes.