thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-22 15:42:02 +00:00
Code Issues Packages Projects Releases Wiki Activity
ClickHouse® is a real-time analytics DBMS
74,489 Commits 9,152 Branches 1,781 Tags 2.1 GiB
C++ 79.3%
Python 8.8%
Shell 4.3%
C 3.4%
Jinja 1.8%
Other 2.1%
eba6410fd5
Go to file
Azat Khuzhin eba6410fd5 Fix data-race between LogSink::writeMarks() and LogSource::readData() in StorageLog 
CI founds [1], TSan report:

    WARNING: ThreadSanitizer: data race (pid=497)
      Write of size 8 at 0x7b1c00e4e8d8 by thread T922:
        4 DB::LogSink::writeMarks() obj-x86_64-linux-gnu/../src/Storages/StorageLog.cpp:462:72 (clickhouse+0x1665cdaa)
        5 DB::LogSink::consume() obj-x86_64-linux-gnu/../src/Storages/StorageLog.cpp:324:5 (clickhouse+0x1665c216)

      Previous read of size 8 at 0x7b1c00e4e8d8 by thread T711:
        1 DB::LogSource::readData()::$_0::operator()(bool) const::'lambda'()::operator()() const obj-x86_64-linux-gnu/../src/Storages/StorageLog.cpp:188:26 (clickhouse+0x16661baf)
        9 DB::LogSource::readData() obj-x86_64-linux-gnu/../src/Storages/StorageLog.cpp:204:20 (clickhouse+0x1665bbcb)

      [1]: https://clickhouse-test-reports.s3.yandex.net/29930/4bc90d1dd7dbd4b8a9b6920d00ca24e8b160358e/stress_test_(thread).html#fail1

Fixes: #29470
v2: rework locking, but this produce deadlock for 01499_log_deadlock test
v3: introduce per-file marks mutex
2021-10-14 00:17:45 +03:00
.github [github] we're switching to CLA based on Apache CLA 2021-09-28 10:38:53 +03:00
base Merge pull request #29933 from ClickHouse/sentry-remove-trash 2021-10-12 21:14:46 +03:00
benchmark .tech -> .com 2021-09-22 03:22:57 +03:00
cmake Update target.cmake 2021-10-13 01:14:47 +03:00
contrib Update submodule 2021-10-12 22:22:49 +03:00
debian Add lld into Build-Depends for debian package 2021-09-25 02:18:36 +03:00
docker Merge pull request #30030 from ClickHouse/tavplubix-patch-3 2021-10-13 13:21:39 +03:00
docs Merge pull request #30073 from lehasm/alexey-sm-cmake-generator-link-fix 2021-10-13 23:08:31 +03:00
programs Merge pull request #29914 from amosbird/waitunfinish 2021-10-12 18:42:31 +03:00
src Fix data-race between LogSink::writeMarks() and LogSource::readData() in StorageLog 2021-10-14 00:17:45 +03:00
tests System data skipping indices size fix test names 2021-10-13 19:19:51 +03:00
utils Add support for PowerPC build 2021-10-12 01:47:57 +03:00
website Update hero.html 2021-10-13 09:56:30 +03:00
.clang-format Fixed wrong code around Memory Profiler 2020-03-03 03:24:44 +03:00
.clang-tidy Revert "Revert "Fix tidy"" 2021-09-06 12:16:52 +03:00
.editorconfig Changed tabs to spaces in editor configs and in style guide [#CLICKHOUSE-3]. 2017-04-01 11:35:09 +03:00
.gitattributes Union merge for arcadia_skip_list.txt to avoid frequent conflicts 2021-03-10 08:50:32 +03:00
.gitignore fix style check 2021-09-21 10:28:33 +03:00
.gitmodules Experiment with minimized toolchain 2021-10-11 04:37:04 +03:00
.potato.yml Fix yamllint issues 2021-02-20 23:25:21 +03:00
.pylintrc Add pylintrc config 2021-01-26 23:35:56 +03:00
.vimrc Changed tabs to spaces in editor configs and in style guide [#CLICKHOUSE-3]. 2017-04-01 11:35:09 +03:00
.yamllint Drop truthy.check-keys from yamllint (does not supported on CI) 2021-02-21 06:15:36 +03:00
AUTHORS Update AUTHORS 2021-09-22 11:38:03 +03:00
CHANGELOG.md Update CHANGELOG.md 2021-10-09 18:42:53 +03:00
CMakeLists.txt Add -fcoroutines for g++ 2021-10-08 15:06:09 +03:00
CODE_OF_CONDUCT.md Add minimal code of conduct #9676 2020-03-16 12:44:28 +03:00
CONTRIBUTING.md Remove old CLA 2021-09-28 20:16:33 +03:00
docker-compose.yml Change Docker org name 2021-09-20 01:52:21 +03:00
format_sources allow several <graphite> targets (#603) 2017-03-21 23:08:09 +04:00
LICENSE Sync copyrights 2021-10-04 09:16:18 +03:00
PreLoad.cmake Check if XCODE_IDE is true and avoid enforcing ninja in that case 2021-01-06 03:06:03 +04:00
README.md Update README.md 2021-10-12 15:38:40 +03:00
release Proper build 2021-08-24 00:09:19 +00:00
SECURITY.md Update SECURITY.md 2021-10-07 20:30:07 +03:00
uncrustify.cfg Better .clang-format and uncrustify.cfg 2018-11-29 15:45:34 +03:00

README.md

ClickHouse — open source distributed column-oriented DBMS

ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time.

Useful Links

  • Official website has a quick high-level overview of ClickHouse on the main page.
  • Tutorial shows how to set up and query a small ClickHouse cluster.
  • Documentation provides more in-depth information.
  • YouTube channel has a lot of content about ClickHouse in video format.
  • Slack and Telegram allow chatting with ClickHouse users in real-time.
  • Blog contains various ClickHouse-related articles, as well as announcements and reports about events.
  • Code Browser with syntax highlight and navigation.
  • Contacts can help to get your questions answered if there are any.