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resource group: support more mode for burstable #9044

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resource group: support more mode for burstable #9044

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@lhy1024 lhy1024 commented Feb 7, 2025 •
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What problem does this PR solve?

Issue Number: Close #9057

What is changed and how does it work?

Check List

Tests

  • Unit test
    image

Release note

None.

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ti-chi-bot bot commented Feb 7, 2025

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
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@ti-chi-bot ti-chi-bot bot added do-not-merge/needs-linked-issue release-note-none Denotes a PR that doesn't merit a release note. do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. dco-signoff: yes Indicates the PR's author has signed the dco. size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Feb 7, 2025
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codecov bot commented Feb 7, 2025 •
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Codecov Report

Attention: Patch coverage is 75.67568% with 9 lines in your changes missing coverage. Please review.

Project coverage is 76.20%. Comparing base (d9abd06) to head (83a976c).
Report is 1443 commits behind head on master.

Additional details and impacted files 
@@            Coverage Diff             @@
##           master    #9044      +/-   ##
==========================================
+ Coverage   75.65%   76.20%   +0.54%     
==========================================
  Files         332      468     +136     
  Lines       33902    71567   +37665     
==========================================
+ Hits        25650    54540   +28890     
- Misses       6056    13611    +7555     
- Partials     2196     3416    +1220
Flag Coverage Δ
unittests 76.20% <75.67%> (+0.54%) ⬆️

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@lhy1024
add test
a5b7272 
Signed-off-by: lhy1024 <[email protected]>
@ti-chi-bot ti-chi-bot bot added size/L Denotes a PR that changes 100-499 lines, ignoring generated files. and removed size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Feb 7, 2025
@lhy1024
fix lint
56cbe1f 
Signed-off-by: lhy1024 <[email protected]>
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add more test
7810499 
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add more test
7b46aef 
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fix again
928c773 
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fix
cd74c89 
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@lhy1024
remove BurstLimitFactor
7674702 
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@lhy1024 lhy1024 marked this pull request as ready for review February 11, 2025 05:56
@ti-chi-bot ti-chi-bot bot removed the do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. label Feb 11, 2025
@lhy1024 lhy1024 requested review from nolouch and JmPotato February 13, 2025 05:44
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address comments
b91a317 
Signed-off-by: lhy1024 <[email protected]>
nolouch
nolouch reviewed Feb 17, 2025
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pkg/mcs/resourcemanager/server/token_buckets.go Outdated
@@ -191,6 +222,15 @@ func (gts *GroupTokenBucketState) balanceSlotTokens(
}
return
}
if getBurstableMode(settings) == unlimited || settings.FillRate == unlimitedRate {
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Why should we change the unlimited behavior from before?

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The purpose of this is to be consistent with the previous behavior, before this pr, when fillRate was set to unlimited, it would be set to burstable.

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https://github.com/pingcap/tidb/blob/8059751eafd7461a66e17c877f5e9323dd296e84/pkg/ddl/resource_group.go#L259

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@nolouch nolouch Feb 18, 2025 •
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It's tidb behavior, I think we don't need to change it on the PD side to avoid some users directly using API.

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address comments
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[APPROVALNOTIFIER] This PR is APPROVED

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ti-chi-bot bot commented Feb 19, 2025

[LGTM Timeline notifier]

Timeline:

  • 2025-02-19 04:00:29.628622139 +0000 UTC m=+1020272.024844195: ☑️ agreed by nolouch.

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@nolouch nolouch nolouch approved these changes

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Allocating resources under RU_PER_SEC in priority
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