tikv / tikv/pd

QPS drop more than 30% after upgrade from 5.2.3 to master with sysbench select_random_point.

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#4,612 5 comments 0 reactions 1 assignee Claimed by @lhy1024 View on GitHub
found/automation type/enhancement
Dominant language
Go
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Description

## Bug Report

### What did you do?
Just run upgrade when run workload select_random_point , compare the qps after upgrade with the qps before upgrade.

### What did you expect to see?
QPS should not drop more than 5%.

### What did you see instead?
![image](https://user-images.githubusercontent.com/9443637/150966048-8b5cee08-e39b-4f95-af2f-a14fd7214cea.png)

QPS drop more than 30%.

### What version of PD are you using (`pd-server -V`)?
/ # /pd-server -V
Release Version: v5.5.0-nightly
Edition: Community
Git Commit Hash: 4f5a78a9014a5001844facaabf2586b99aa2ed44
Git Branch: heads/refs/tags/v5.5.0-nightly
UTC Build Time: 2022-01-23 06:09:51

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