If you no longer require an ApsaraMQ for Kafka instance, you can release the instance in the ApsaraMQ for Kafka console.
Release an instance
Subscription instances
You can unsubscribe from an ApsaraMQ for Kafka instance that is in the Running state in the ApsaraMQ for Kafka console. For more information, see Manage the lifecycle of an instance.
Pay-as-you-go instances
You can stop an ApsaraMQ for Kafka instance that is in the Running state in the ApsaraMQ for Kafka console. For more information, see Manage the lifecycle of an instance.