Viewing Kafka Topic Details

Notes and Constraints

• If an instance contains more than 10,000 consumer groups, the subscribed topics cannot be queried.
• The producer information is displayed only when a producer is producing messages into topics.

Procedure

1. Log in to the console.
2. Click in the upper left corner to select the region where your instance is located.
3. Click and choose Middleware > Distributed Message Service (for Kafka) to open the console of DMS for Kafka.
4. In the navigation pane, choose Kafka Instances.
5. Click the desired instance to go to the instance details page.
6. In the navigation pane, choose Topics.
7. Click a topic to view its details.

   The general information, subscriptions, partitions, and producers are displayed.

   • General information: topic name, brokers, partitions, and creation time

     The topic creation time is not displayed on the topic details page in any of the following cases:

     • The topics were created on or before July 10, 2023.
     • The topics were created automatically, by commands or code in clients, or with Kafka Manager.
   • Subscriptions: consumer group name and status, Coordinator (ID), and accumulated messages

     Click the name of a consumer group name.

     If an instance contains more than 10,000 consumer groups, the subscribed topics cannot be queried.

     Figure 1 Subscriptions
     
   • Partitions: partition ID, minimum offset, earliest update time, maximum offset, latest update time, and number of messages

     First Updated and Last Updated display -- when all messages in the partition are aged or no message is produced, as shown in the following figure.

     Figure 2 Partitions
     
   • Producers: broker address, producer address, and producer connected time

     For topics created on or before Jul 10, 2023, Producers is not displayed on the topic details page.

     Figure 3 Producers