Flush segment cache when doing the compaction (#5284)

[ti-chi-bot]

This is an automated cherry-pick of #5284

Signed-off-by: Wish breezewish@outlook.com

What problem does this PR solve?

Issue Number: close #5179

Problem Summary:

What is changed and how it works?

This PR flushes the cache when doing the manual compaction.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• breezewish
• hongyunyan

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[breezewish]

/merge

[ti-chi-bot]

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

/run-all-tests

You only need to trigger /merge once, and if the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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[ti-chi-bot]

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

Commit hash: 948d003

[JaySon-Huang]

LGTM

[sre-bot]

Coverage for changed files

Filename                                 Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
DeltaMergeStore.cpp                         1456               512    64.84%          67                 5    92.54%        2044               467    77.15%         842               390    53.68%
tests/gtest_dm_delta_merge_store.cpp        6476              1753    72.93%          46                 1    97.83%        2931                98    96.66%        2134               955    55.25%
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                       7932              2265    71.44%         113                 6    94.69%        4975               565    88.64%        2976              1345    54.81%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18240      9788             46.34%    204409  98027        52.04%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                 Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
DeltaMergeStore.cpp                         1456               521    64.22%          67                 5    92.54%        2044               471    76.96%         842               393    53.33%
tests/gtest_dm_delta_merge_store.cpp        6476              1753    72.93%          46                 1    97.83%        2931                98    96.66%        2134               955    55.25%
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                       7932              2274    71.33%         113                 6    94.69%        4975               569    88.56%        2976              1348    54.70%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18240      9788             46.34%    204415  98055        52.03%

full coverage report (for internal network access only)

[ti-chi-bot]

@ti-chi-bot: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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.

[sre-bot]

Coverage for changed files

Filename                                 Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
DeltaMergeStore.cpp                         1456               521    64.22%          67                 5    92.54%        2044               471    76.96%         842               392    53.44%
tests/gtest_dm_delta_merge_store.cpp        6476              1753    72.93%          46                 1    97.83%        2931                98    96.66%        2134               955    55.25%
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                       7932              2274    71.33%         113                 6    94.69%        4975               569    88.56%        2976              1347    54.74%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18240      9788             46.34%    204415  98058        52.03%

full coverage report (for internal network access only)