Why am I charged USD 0.45 on a daily basis?

The billing items of Message Queue for Apache RocketMQ include API calls and topic usage. The usage charges for each topic is USD 0.45/day for the first tier. For more information, see Billing overview.

Why did I receive a bill and get charged today even though I already deleted the topic yesterday?

The topic usage charges are calculated from 00:00:00 to 23:59:59 each day, and are billed on the next day. Therefore, the topic that you deleted yesterday had already been counted in the billing system, and you received a bill today. You will not receive a bill tomorrow.

Why did I get charged even though I have not used Message Queue for Apache RocketMQ?

Log on to the Billing Management console to view your bills and check whether you have used Message Queue for Apache RocketMQ.

If you do not need to use Message Queue for Apache RocketMQ any more, delete all resources in the Message Queue for Apache RocketMQ console to avoid unnecessary expenses.

I saw in the console that Message Queue for Apache RocketMQ is not activated, but why am I billed for Message Queue for Apache RocketMQ?

When your Message Queue for Apache RocketMQ instance has been in arrears for more than 72 hours, Alibaba Cloud will suspend the service. You cannot access the Message Queue for Apache RocketMQ console and Message Queue for Apache RocketMQ API. However, you still must pay the arrears incurred before you release Message Queue for Apache RocketMQ.

How do I disable Message Queue for Apache RocketMQ?

Delete the topics and group IDs in all regions, stop all producers and consumers, and then delete the corresponding instances.

The total number of messages in one day was 631,238. However, the number of API calls in the bill was 126,315,056. Where did these API calls come from?

Number of API calls = Number of API calls to send messages + Number of API calls to subscribe to messages + Number of long polling API calls.

A long polling request is an API call generated by a Message Queue for Apache RocketMQ consumer to push a message in real time. Each queue generates a long polling request every 15 seconds. If a message is generated in the queue within these 15 seconds, the long polling request will not be counted.

How can I renew my Message Queue for Apache RocketMQ Enterprise Platinum Edition instance?

For more information, see Renew an instance.