__consumer_offsets,保存消费者offset<br />具体介绍<br />[https://www.yuque.com/docs/share/09b2b506-8f59-433b-8385-b7ab1ccd5868?#](https://www.yuque.com/docs/share/09b2b506-8f59-433b-8385-b7ab1ccd5868?#) 《offset的维护》
