pingcap / pingcap/tidb

View Cluster Info page always generate slow queries which have a stable query_time of 1.5s

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#36,226 0 comments 0 reactions 0 assignees View on GitHub
severity/moderate sig/diagnosis type/bug
Dominant language
Go
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Description

## Bug Report

Please answer these questions before submitting your issue. Thanks!

### 1. Minimal reproduce step (Required)

1. Start a new cluster: tiup playground v5.4.1
2. Login and view the dashboard
3. Open Cluster Info - Hosts/Disks/Statistics page

### 2. What did you expect to see? (Required)
These pages should be displayed quickly when there is no workload.

### 3. What did you see instead (Required)
There is a delay of 1.5s and some slow queries are generated. I don't think it's a good user experience.
![image](https://user-images.githubusercontent.com/45614653/179141928-125070c5-b1e2-4cf2-9d1c-0f115fead885.png)

### 4. What is your TiDB version? (Required)
v5.4.1

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