Viewing RocketMQ Consumer Group Details

Prerequisite

A consumer group has been created.

Viewing RocketMQ Consumer Group Details

1. Log in to the RocketMQ console.
2. Click a RocketMQ instance name to go to the instance overview page.
3. In the navigation pane, choose Instance > Consumer Groups.
4. Click the desired consumer group to go to the consumer group details page.
   • The basic information can be viewed in the upper part on the page. For details, see Table 1.
   • The consumer list, all topics subscribed by the consumer group, user permissions, monitoring data, and subscriptions can be viewed in the lower part on the page. For details, see Table 1.

     Table 1 Consumer group details parameters

     Parameter	Description
     Consumers
     Client ID	ID of the consumer client.
     Address	Address of the consumer client.
     Version	Version of the consumer client.
     Language	Language of the consumer client.
     Subscribed Topics (v4.8.0)
     Topic	Name of the topic subscribed by a consumer. Clicking a topic name displays the topic details.
     Brokers	Brokers associated with the topic. These are the brokers selected in topic creation.
     Read Queues	Number of read queues of the broker associated with the topic. The value is the number of broker queues set in topic creation.
     Write Queues	Number of write queues of the broker associated with the topic. The value is the number of broker queues set in topic creation.
     Consumption Mode	Consumption mode of a topic. The value is the permissions set in topic creation.
     Queue ID	Each topic contains one or more queues. They are automatically allocated when the topic is created, and cannot be customized.
     Client ID	ID of the consumer client.
     Messages	Total number of consumed messages in a queue, that is, the sum of Consumed and Available.
     Retrieved Messages	Total number of consumed messages in a queue.
     Available Messages	Total number of unconsumed messages in a queue.
     Last Retrieved Message Stored	Time when the last consumed message was stored.
     Subscribed Topics (v5.x)
     Topic	Name of the topic subscribed by a consumer. Clicking a topic name displays the topic details.
     Total	Total number of consumed messages in a topic, that is, the sum of Consumed and Available.
     Consumed	Total number of consumed messages in a topic.
     Available	Total number of unconsumed messages in a topic.
     Operation	To view the latest number of messages, click Refresh Message Data.
     User Permissions (displayed only when ACL is enabled)
     Username	User who accesses the consumer client.
     IP Whitelist	IP address whitelist of the user. The value is the IP address whitelist configured in user creation.
     Administrator	Whether the user is an administrator. The value is the administrator switch configured in user creation.
     Permission	Permission of the user. The value is the default consumer group permission configured in user creation.
     Subscriptions (All consumers subscribe to the same topic and tag.)
     Consumer Group Status	Status of the consumer group, which can be online or offline.
     Topic	Name of the topic subscribed by a consumer.
     Subscription Rule	Rule of topic subscription. The value * indicates that any message of the topic is subscribed.
     Subscriptions (All consumers subscribe to different topics and tags.)
     Consumer Group Status	Status of the consumer group, which can be online or offline.
     Client	ID of the consumer client.
     Subscription	Information about the topic subscribed to by the consumer.
     Monitoring
     Topic	When a topic is selected, monitoring data by consumer group can be viewed.

   In the lower part of the page, you can view the consumer list information, all topics subscribed by the consumer group, user permissions, and subscriptions.

   

   The user permission information is displayed only when ACL has been enabled during instance creation or on the overview page of the instance.

Related Document

To view consumer group details by calling an API, see Querying the Consumer Group List or Details.