scheduler: balance-hot-region-scheduler supports TiFlash hot-write #3900

HunDunDM · 2021-07-22T06:25:31Z

Signed-off-by: HunDunDM [email protected]

related #3671

What problem does this PR solve?

What is changed and how it works?

scheduler: balance-hot-region-scheduler supports TiFlash hot-write

Check List

Tests

Unit test

Code changes

Has configuration change

Side effects

Related changes

PR to update pingcap/docs/pingcap/docs-cn: docs-cn#6835

Release note

Support hot-region balance scheduling for TiFlash

ti-chi-bot · 2021-07-22T06:25:32Z

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Yisaer
lhy1024

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codecov · 2021-07-27T15:04:29Z

Codecov Report

Merging #3900 (e314dac) into master (21fef03) will increase coverage by 0.03%.
The diff coverage is 93.65%.

@@            Coverage Diff             @@
##           master    #3900      +/-   ##
==========================================
+ Coverage   74.55%   74.58%   +0.03%     
==========================================
  Files         247      247              
  Lines       25276    25372      +96     
==========================================
+ Hits        18844    18924      +80     
- Misses       4755     4768      +13     
- Partials     1677     1680       +3

Flag	Coverage Δ
unittests	`74.58% <93.65%> (+0.03%)`	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
server/config/config.go	`74.84% <ø> (ø)`
server/core/store.go	`80.00% <ø> (ø)`
server/schedulers/hot_region.go	`83.16% <84.88%> (-2.38%)`	⬇️
pkg/mock/mockcluster/mockcluster.go	`95.85% <95.23%> (+0.13%)`	⬆️
server/schedulers/utils.go	`94.96% <98.40%> (+2.07%)`	⬆️
server/config/persist_options.go	`91.53% <100.00%> (+0.03%)`	⬆️
server/schedule/filter/filters.go	`90.69% <100.00%> (ø)`
server/schedule/region_scatterer.go	`85.08% <100.00%> (ø)`
server/schedulers/hot_region_config.go	`86.71% <100.00%> (+0.76%)`	⬆️
server/schedulers/shuffle_hot_region.go	`65.65% <100.00%> (+0.35%)`	⬆️
... and 17 more

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Signed-off-by: HunDunDM <[email protected]>

pkg/mock/mockcluster/mockcluster.go

…hot-write-sche # Conflicts: # server/core/store.go

Signed-off-by: HunDunDM <[email protected]>

server/schedulers/hot_region_config.go

server/schedulers/hot_region.go

Signed-off-by: HunDunDM <[email protected]>

nolouch

lgtm

nolouch · 2021-08-07T07:39:54Z

/merge

ti-chi-bot · 2021-08-07T07:39:55Z

@nolouch: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

ti-chi-bot · 2021-08-07T07:39:56Z

This pull request has been accepted and is ready to merge.

Commit hash: d69523c

Signed-off-by: HunDunDM <[email protected]>

ti-chi-bot requested review from disksing and Yisaer July 22, 2021 06:25

HunDunDM force-pushed the tiflash-hot-write-sche branch from 2bc3c1a to 0f8a97e Compare July 26, 2021 11:37

ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Jul 26, 2021

HunDunDM force-pushed the tiflash-hot-write-sche branch from c82c23f to 6a7e679 Compare July 27, 2021 13:47

HunDunDM added a commit to HunDunDM/pd that referenced this pull request Jul 28, 2021

scheduler: balance-hot-region-scheduler supports TiFlash (tikv#3900)

888581c

HunDunDM added a commit to HunDunDM/pd that referenced this pull request Jul 28, 2021

scheduler: balance-hot-region-scheduler supports TiFlash (tikv#3900)

27f1f98

Signed-off-by: HunDunDM <[email protected]>

HunDunDM force-pushed the tiflash-hot-write-sche branch from 71cc0cc to 1a4fd74 Compare July 28, 2021 12:20

ti-chi-bot added needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. and removed needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. labels Jul 30, 2021

HunDunDM force-pushed the tiflash-hot-write-sche branch from d226c5a to ef48dc9 Compare August 3, 2021 10:21

HunDunDM marked this pull request as ready for review August 3, 2021 10:25

ti-chi-bot removed the do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. label Aug 3, 2021

HunDunDM added component/scheduler Scheduler logic. priority/P1 The issue has P1 priority. labels Aug 3, 2021

HunDunDM marked this pull request as draft August 3, 2021 13:12

ti-chi-bot added do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. labels Aug 3, 2021

HunDunDM force-pushed the tiflash-hot-write-sche branch from ef48dc9 to 97b4ee1 Compare August 3, 2021 14:40

ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 3, 2021

HunDunDM force-pushed the tiflash-hot-write-sche branch 2 times, most recently from 9c6df82 to 105cef3 Compare August 4, 2021 10:18

HunDunDM marked this pull request as ready for review August 4, 2021 10:23

ti-chi-bot removed the do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. label Aug 4, 2021

HunDunDM force-pushed the tiflash-hot-write-sche branch from 105cef3 to 9c9191a Compare August 4, 2021 12:59

HunDunDM added 4 commits August 6, 2021 16:41

address comment

91a0b5e

Signed-off-by: HunDunDM <[email protected]>

fix typo

51edb56

Signed-off-by: HunDunDM <[email protected]>

mockcluster supports tiflash learner

d1b47a1

Signed-off-by: HunDunDM <[email protected]>

add unit test

f945cc2

Signed-off-by: HunDunDM <[email protected]>

HunDunDM force-pushed the tiflash-hot-write-sche branch from 89a9d1d to f945cc2 Compare August 6, 2021 13:16

ti-chi-bot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 6, 2021

lhy1024 reviewed Aug 6, 2021

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pkg/mock/mockcluster/mockcluster.go Outdated Show resolved Hide resolved

HunDunDM added 2 commits August 6, 2021 21:29

Merge commit '21fef0309c2383e66b67976d4e00a0447693b37e' into tiflash-…

f8b4e73

…hot-write-sche # Conflicts: # server/core/store.go

fix typo

8a00df6

Signed-off-by: HunDunDM <[email protected]>

ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 6, 2021

refine test

6d5ff6f

Signed-off-by: HunDunDM <[email protected]>

lhy1024 approved these changes Aug 6, 2021

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ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Aug 6, 2021

nolouch reviewed Aug 6, 2021

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server/schedulers/hot_region_config.go Show resolved Hide resolved

server/schedulers/hot_region.go Show resolved Hide resolved

HunDunDM added 3 commits August 7, 2021 02:40

add comment

6668317

Signed-off-by: HunDunDM <[email protected]>

add comment

f1c0e7f

Signed-off-by: HunDunDM <[email protected]>

adjust config

d69523c

Signed-off-by: HunDunDM <[email protected]>

nolouch approved these changes Aug 7, 2021

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ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Aug 7, 2021

Merge branch 'master' into tiflash-hot-write-sche

e314dac

ti-chi-bot merged commit 8481fab into tikv:master Aug 7, 2021

HunDunDM added a commit to HunDunDM/pd that referenced this pull request Aug 10, 2021

scheduler: balance-hot-region-scheduler supports TiFlash (tikv#3900)

4c54226

Signed-off-by: HunDunDM <[email protected]>

HunDunDM deleted the tiflash-hot-write-sche branch August 10, 2021 09:59

HunDunDM mentioned this pull request Aug 10, 2021

pd-control: add new config of balance-hot-region-scheduler pingcap/docs-cn#6835

Merged

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HunDunDM changed the title ~~scheduler: balance-hot-region-scheduler supports TiFlash~~ scheduler: balance-hot-region-scheduler supports TiFlash hot-write Sep 8, 2021

JaySon-Huang mentioned this pull request Sep 7, 2023

PD can't redistribute the hot write regions among TiFlash nodes #3261

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scheduler: balance-hot-region-scheduler supports TiFlash hot-write #3900

scheduler: balance-hot-region-scheduler supports TiFlash hot-write #3900

HunDunDM commented Jul 22, 2021 •

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ti-chi-bot commented Aug 7, 2021

scheduler: balance-hot-region-scheduler supports TiFlash hot-write #3900

scheduler: balance-hot-region-scheduler supports TiFlash hot-write #3900

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HunDunDM commented Jul 22, 2021 • edited Loading

What problem does this PR solve?

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ti-chi-bot commented Jul 22, 2021 • edited Loading

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