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The pd leader occupies a large amount of cpu #8800

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Linzai99 opened this issue Nov 12, 2024 · 2 comments
Open

The pd leader occupies a large amount of cpu #8800

Linzai99 opened this issue Nov 12, 2024 · 2 comments
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type/bug The issue is confirmed as a bug.

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@Linzai99
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Bug Report

use tikv-client get region info from pd server, GetRegion QPS 66k, leader CPU 3600%, Goroutine count 244k

What did you do?

pressure test on online tikv culster

What did you expect to see?

Load balancing and low resource usage

What did you see instead?

GetRegion QPS 66k, leader CPU 3600%, Goroutine count 244k

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

pd-server v8.1.0，tikv-client v2.0.7
@Linzai99 Linzai99 added the type/bug The issue is confirmed as a bug. label Nov 12, 2024
@rleungx
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rleungx commented Nov 12, 2024

Is there any profile?

@Linzai99
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Is there any profile?

get profile and goroutine in the zip file
profile.zip

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@rleungx @Linzai99