Entry number should not be suddenly increased a lot

Open

#4,481 opened on Dec 20, 2021 5 comments 0 reactions 1 assignee Claimed by @lhy1024 View on GitHub

severity/moderate status/TODO type/bug

Description

## Bug Report

### What did you do?

When there is some reason which causes some leader transfer operations, the cache entry number increases so much.

![image](https://user-images.githubusercontent.com/35896542/146744098-c46f084d-aebf-413a-8558-d0e69e5d4d71.png)

Screen Shot 2021-12-20 at 4 48 04 PM

### What version of PD are you using (`pd-server -V`)?

master

This issue has not been assessed yet.