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feat: add page_stress_testing as a subcommand of tiflash #5038

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merged 23 commits into from
Jun 10, 2022

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@Lloyd-Pottiger Lloyd-Pottiger commented May 31, 2022

What problem does this PR solve?

Issue Number: close #5037

Problem Summary:

What is changed and how it works?

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

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ti-chi-bot commented May 31, 2022

[REVIEW NOTIFICATION]

This pull request has been approved by:

  • JaySon-Huang
  • jiaqizho

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
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@ti-chi-bot ti-chi-bot added do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. release-note-none Denotes a PR that doesn't merit a release note. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels May 31, 2022
Signed-off-by: Lloyd-Pottiger <[email protected]>
Signed-off-by: Lloyd-Pottiger <[email protected]>
Signed-off-by: Lloyd-Pottiger <[email protected]>
@ti-chi-bot ti-chi-bot added size/XL Denotes a PR that changes 500-999 lines, ignoring generated files. and removed size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels May 31, 2022
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/build

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/build

Signed-off-by: Lloyd-Pottiger <[email protected]>
Signed-off-by: Lloyd-Pottiger <[email protected]>
@Lloyd-Pottiger Lloyd-Pottiger changed the title [WIP]feat: add page_stress_testing as a subcommand of tiflash feat: add page_stress_testing as a subcommand of tiflash Jun 1, 2022
@ti-chi-bot 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 Jun 1, 2022
Signed-off-by: Lloyd-Pottiger <[email protected]>
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Lloyd-Pottiger commented Jun 1, 2022

run like:

./dbms/src/Server/tiflash stressworkload -M 0 -I true -V 3 -P stress -T 120
# or
ninja stress-workload
./dbms/src/Storages/Page/stress/workload/stress-workload -M 0 -I true -V 3 -P stress -T 120

@ti-chi-bot ti-chi-bot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Jun 2, 2022
@ti-chi-bot ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Jun 2, 2022
Signed-off-by: Lloyd-Pottiger <[email protected]>
dbms/src/Storages/CMakeLists.txt Outdated Show resolved Hide resolved
int StressWorkload::mainEntry(int argc, char ** argv)
{
{
// maybe due to sequence of linking, REGISTER_WORKLOAD is not visible to main function in dbms/src/Server/main.cpp
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why __attribute__((constructor)) won't triggered before mainEntry?

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just as the comment says, maybe due to sequence of linking, REGISTER_WORKLOAD is not visible to main function in dbms/src/Server/main.cpp.
when we run in this way:

./dbms/src/Server/tiflash pageworkload -M 0 -I true -V 3 -P stress -T 120

__attribute__((constructor)) won't be triggered.
we run in this way:

ninja page-workload
./dbms/src/Storages/Page/stress/workload/page-workload -M 0 -I true -V 3 -P stress -T 120

it will be triggered.
I still could not find the detail reason. 😢

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Maybe change the registration to be explicit like the function registerStorages? __attribute__((constructor)) is not a common way and depends on specific compiler behavior.

void registerStorages()
{
auto & factory = StorageFactory::instance();
registerStorageLog(factory);
registerStorageTinyLog(factory);
registerStorageDeltaMerge(factory);
registerStorageStripeLog(factory);
registerStorageNull(factory);
registerStorageMerge(factory);
registerStorageBuffer(factory);
registerStorageMemory(factory);
registerStorageFile(factory);
registerStorageDictionary(factory);
registerStorageSet(factory);
registerStorageJoin(factory);
registerStorageView(factory);
registerStorageMaterializedView(factory);
}

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I still could not find the detail reason. 😢

__attribute__((constructor)) doesn't work when we compile those files into a static lib https://stackoverflow.com/questions/1202494/why-doesnt-attribute-constructor-work-in-a-static-library

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Maybe change the registration to be explicit like the function registerStorages? __attribute__((constructor)) is not a common way and depends on specific compiler behavior.

That's how we've settled it. explicitly trigger them.

Signed-off-by: Lloyd-Pottiger <[email protected]>
Comment on lines 24 to 26
add_executable (page-workload Main.cpp ${page-workload-src})
target_link_libraries (page-workload dbms clickhouse_functions clickhouse-server-lib)
target_compile_options (page-workload PRIVATE -Wno-format -lc++)
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Seems the binary page_workload is useless. Do you think we still need this standalone binary? @jiaqizho

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It would increase the compile time of tiflash but can decrease the compile when we just want to run page-workload only. So maybe we can keep it just like dt-workload?

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In fact, I want to remove the binary of dt-workload...

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ok, I will remove both of them.

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ok for remove it.

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done

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done

Comment on lines 15 to 17
include_directories (${CMAKE_CURRENT_BINARY_DIR})

add_subdirectory (workload EXCLUDE_FROM_ALL)
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Do we still need to keep this "stress" directory? Maybe move "dbms/src/Storages/Page/stress/workload" -> "dbms/src/Storages/Page/workload"?

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removed, the same as dbms/src/Storages/DeltaMerge/workload

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LGTM with minor comment

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Jun 9, 2022
Signed-off-by: Lloyd-Pottiger <[email protected]>
Signed-off-by: Lloyd-Pottiger <[email protected]>
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LGTM

@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 Jun 10, 2022
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/merge

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

/run-all-tests

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

Commit hash: 247ae77

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Jun 10, 2022
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@Lloyd-Pottiger: 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.

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sre-bot commented Jun 10, 2022

Coverage for changed files

too many lines from llvm-cov, please refer to full report instead

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18328      9657             47.31%    205678  96722        52.97%

full coverage report (for internal network access only)

@ti-chi-bot ti-chi-bot merged commit a9b322a into pingcap:master Jun 10, 2022
@Lloyd-Pottiger Lloyd-Pottiger deleted the add-page-stress-as-a-command branch June 10, 2022 02:57
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feat: add page_stress_testing as a subcommand of tiflash
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