Querying the Number of Messages in a Topic

Function

This API is used to query the number of messages in a topic.

URI

GET /v2/{project_id}/instances/{instance_id}/topics/{topic}/status

Table 1 Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details, see Obtaining a Project ID.
instance_id	Yes	String	Instance ID.
topic	Yes	String	Topic name.

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameters
Parameter	Type	Description
max_offset	Integer	Maximum offset.
min_offset	Integer	Minimum offset.
brokers	Array of brokers objects	Brokers.

Table 3 brokers
Parameter	Type	Description
queues	Array of queues objects	Queue list.
broker_name	String	Broker name.

Table 4 queues
Parameter	Type	Description
id	Integer	Queue ID.
min_offset	Integer	Minimum offset.
max_offset	Integer	Maximum offset.
last_message_time	Long	Time of the last message.

Example Requests

Querying the number of messages in a specified topic

GET https://{endpoint}/v2/{project_id}/instances/{instance_id}/topics/{topic}/status

Example Responses

Status code: 200

Successful

Successful.

{
  "brokers" : {
    "queues" : [ {
      "id" : 0,
      "min_offset" : 0,
      "max_offset" : 2,
      "last_message_time" : 1662689877152
    } ],
    "broker_name" : "broker-0"
  }
}

Status Codes

Status Code	Description
200	Successful

Error Codes

See Error Codes.

Parent topic: Topic Management

Предыдущая статья

Querying the Topic Consumer Group List

Следующая статья

Message Management

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