The data size inconsistency in TiKV

Note:
This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: TiKV的数据量大小不一致

| username: angus930

[TiDB Usage Environment] Production Environment
[TiDB Version] 4.0.5
[Encountered Problem: Problem Phenomenon and Impact]
Three TiKV nodes, one of which has a data capacity of 1.3T, while the other two are only around 900G. Monitoring shows that the store, leader, count, etc., of TiKV regions are all normal. I don’t know what caused this issue.
[Attachment: Screenshot/Log/Monitoring]
Checked the backend logs and didn’t find any error messages!