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*: check if GetStore returns nil (#4347) #4378

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merged 3 commits into from
Nov 30, 2021

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This is an automated cherry-pick of #4347

close #4344

Signed-off-by: disksing i@disksing.com

What problem does this PR solve?

If we use remove tombstone, GetStore may return nil. We should check it.

What is changed and how it works?

Check List

Tests

  • Unit test

Related changes

  • Need to cherry-pick to the release branch

Release note

Fix panic issue after TiKV node scales in

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>
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ti-chi-bot commented Nov 24, 2021

[REVIEW NOTIFICATION]

This pull request has been approved by:

  • JmPotato
  • lhy1024

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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@ti-chi-bot ti-chi-bot added do-not-merge/invalid-commit-message release-note Denotes a PR that will be considered when it comes time to generate release notes. do-not-merge/cherry-pick-not-approved type/bugfix This PR fixes a bug. type/cherry-pick-for-release-4.0 The PR belongs to release-4.0 cherry pick. labels Nov 24, 2021
Signed-off-by: disksing <i@disksing.com>
@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Nov 26, 2021
@ti-chi-bot 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 Nov 26, 2021
@zhouqiang-cl zhouqiang-cl added the cherry-pick-approved Cherry pick PR approved by release team. label Nov 30, 2021
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nolouch commented Nov 30, 2021

test failed.

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/run-all-tests

Signed-off-by: disksing <i@disksing.com>
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[FORMAT CHECKER NOTIFICATION]

Please provide the associated issue number in the commit messages, for example: close #12345, or ref #12345.

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codecov bot commented Nov 30, 2021

Codecov Report

Merging #4378 (730c3bf) into release-4.0 (b2c3de6) will decrease coverage by 0.35%.
The diff coverage is 27.27%.

Impacted file tree graph

@@               Coverage Diff               @@
##           release-4.0    #4378      +/-   ##
===============================================
- Coverage        75.31%   74.96%   -0.36%     
===============================================
  Files              211      211              
  Lines            20081    20090       +9     
===============================================
- Hits             15125    15061      -64     
- Misses            3620     3695      +75     
+ Partials          1336     1334       -2     
Flag Coverage Δ
unittests 74.96% <27.27%> (-0.36%) ⬇️

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

Impacted Files Coverage Δ
server/schedule/region_scatterer.go 74.23% <0.00%> (-2.00%) ⬇️
server/schedulers/shuffle_region.go 77.21% <50.00%> (-1.74%) ⬇️
server/statistics/store.go 76.88% <100.00%> (ø)
server/statistics/store_collection.go 58.53% <0.00%> (-34.96%) ⬇️
server/region_syncer/server.go 79.41% <0.00%> (-9.56%) ⬇️
pkg/dashboard/adapter/manager.go 80.85% <0.00%> (-4.26%) ⬇️
server/cluster/cluster.go 76.89% <0.00%> (-3.29%) ⬇️
pkg/btree/btree.go 85.30% <0.00%> (-0.97%) ⬇️
server/cluster/coordinator.go 68.43% <0.00%> (-0.80%) ⬇️
server/schedule/operator_controller.go 81.01% <0.00%> (-0.59%) ⬇️
... and 8 more

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/merge

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@JmPotato: 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.

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

Commit hash: 730c3bf

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Nov 30, 2021
@disksing disksing merged commit 3a23716 into tikv:release-4.0 Nov 30, 2021
@zhouqiang-cl zhouqiang-cl added this to the v4.0.16 milestone Dec 6, 2021
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6 participants