Viewing Background Tasks of a RocketMQ Instance

After you initiate certain instance operations listed in Table 1, a background task will start for each operation. On the console, you can view the background task status and clear task information by deleting task records.

**Table 1** Backend task list
Task Name	Description
Creating an Instance	Creates a RocketMQ instance.
Restart Instance	Restarts a RocketMQ instance.
Changing SSL setting	Changes the SSL configuration.
Enable public access	Enables Public Access.
Disable public access	Disable Public Access.
Modify Specifications	Expands the storage space. Adds brokers. Increases the broker flavor.
Deleting ConsumerGroup in Batches	Deletes multiple consumer groups in batches.
Deleting Topics in Batches	Deletes multiple topics in batches.
Configure message tracing	Message tracing is changed.
Restart Broker	Restarts brokers.
Metadata Migration	Migrates metadata.

Prerequisite

A RocketMQ instance has been purchased.

Procedure

Log in to the console.
Click in the upper left corner to select a region.

Select the region where your RocketMQ instance is located.
Click and choose Middleware > Distributed Message Service for RocketMQ to open the console of DMS for RocketMQ.
Click a RocketMQ instance to go to the Basic Information page.
In the navigation pane, choose Background Tasks.
In the upper right corner, click the time period next to the calendar icon, select the start time and end time, and click OK. Tasks started in the specified period are displayed.
On the Background Tasks page, you can also perform the following operations:
- Click to refresh the task status.
- Click Delete. In the displayed Delete Task dialog box, click OK to clear the task information.
  
  You can only delete the records of tasks in the Successful or Failed state.