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In case of heavy load and high rps current thread pool implementation seems to have problems at least with contention on lock inside condvar (long futex wait calls from http server listener thread), so try to implement something more efficient:
- replace condvar with TEventCounter implementation without internal lock (pthread condvar maintains waiters wakeup order, thread pool doesn't need it);
- introduce well-known bounded mpmc queue over ring buffer;
- get rid of TDecrementingWrapper;
- add options to turn on new pool in library/cpp/http/server and search/daemons (will remove after adoption);
- make elastic queue ut check both versions;
- workaround problems with android/arm build targets.
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possible use after free in case of enabled grpc debug log and streaming call. KIKIMR-18801
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Don't validate version tag, if it is absent in peer
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update grpc to 1.53.1
update grpcio/py3 to 1.53.1
Added patches:
22-grpc-code-output.patch - allow translation of grpc code to internal string type.
23-max-thread-limitation.patch - to provide interface for settings of thread number limit, as
grpc::DynamicThreadPool doesn't provide interface to limit thread number anymore.
24-support_for-non-abort-grpc.patch - generate exception instead of application crash
25-forkable-destruction-order.patch - correct forkable logic for TimerManager
27-skip-child-post-fork-operations.patch - allow to skip child post fork operations to exclude UB (used for unified agent only)
pr33495_fox_nested_fork.patch - fix issues with nested forks
pr33582_fork_handler.patch - disable fork handler support if it is not requested intentionally
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Команда робототехники Я.Маркета собирает свою кодовую базу с
помощью GCC 10.3. Хотелось бы в ближайшем будущем обновиться
до GCC 12.3. Часть кода собирается из директорий:
* util
* library
* yandex_io
Поправил ошибки лексического анализатора GCC 12.3 + добавил
пропущенный стандартные include файлы
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unified-agent - fix static initialization order problem
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KIKIMR-11082
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actor name generation
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distances with the memory effective version.
YQL UDFs `String::LevensteinDistance` and `Unicode::LevensteinDistance` use `NLevenshtein::Distance` inside.
The previous version of `NLevenshtein::Distance` uses O(nm) space instead of O(min(n, m)).
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This reverts commit ca272f12fdd0e8d5c3e957fc87939148f1caaf72, reversing
changes made to 49f8acfc8b0b5c0071b804423bcf53fda26c7c12.
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This commit is formed by the following script: https://paste.yandex-team.ru/6f92e4b8-efc5-4d34-948b-15ee2accd7e7/text.
This commit has zero effect on all projects that depend on YQL.
The summary of changes:
- `yql/providers/yt -> ydb/library/yql/providers/yt `- the whole implementation of YT provider is moved into YDB code base for further export as a part of YT YQL plugin shared library;
- `yql/providers/stat/{expr_nodes,uploader} -> ydb/library/yql/providers/stat/{expr_nodes,uploader}` - a small interface without implementation and the description of stat expr nodes;
- `yql/core/extract_predicate/ut -> ydb/library/yql/core/extract_predicate/ut`;
- `yql/core/{ut,ut_common} -> ydb/library/yql/core/{ut,ut_common}`;
- `yql/core` is gone;
- `yql/library/url_preprocessing -> ydb/library/yql/core/url_preprocessing`.
**NB**: all new targets inside `ydb/` are under `IF (NOT CMAKE_EXPORT)` clause which disables them from open-source cmake generation and ya make build. They will be enabled in the subsequent commits.
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Со стороны dqrun можно обратиться к инстансу коннектора, который работает на streaming стенде, и извлечь данные из облачного CH.
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fix gen_tld.py on non-unicode locale encodings
In python versions prior to 3.7, as well as when using non-unicode locale encodings, the `gen_tld.py` script fails:
```
ydb/ydb/library/cpp/tld % git rev-parse head
97b1a695d3be4edc08550d3ae7d200f6d9f3d42e
ydb/ydb/library/cpp/tld % LC_CTYPE=C ~/.pyenv/versions/3.6.15/bin/python gen_tld.py tlds-alpha-by-domain.txt|md5
Traceback (most recent call last):
File "gen_tld.py", line 57, in <module>
main()
File "gen_tld.py", line 39, in main
sys.stdout.write('%s*/\n' % str.rstrip())
UnicodeEncodeError: 'ascii' codec can't encode characters in position 0-2: ordinal not in range(128)
```
This pull request fixes this behevaiour by explicit set output encoding to utf-8.
To ensure that I do not break anything, I checked the MD5 hash of the generated file before and after making my changes:
```
ydb/ydb/library/cpp/tld % git rev-parse head
97b1a695d3be4edc08550d3ae7d200f6d9f3d42e
ydb/ydb/library/cpp/tld % python3 gen_tld.py tlds-alpha-by-domain.txt|md5
564242d355d842db790977df3642a405
```
After
```
ydb/ydb/library/cpp/tld % git rev-parse head
1096dd7f034c573aabdf3bac2dc4b181a6688c71
ydb/ydb/library/cpp/tld % python3 gen_tld.py tlds-alpha-by-domain.txt|md5
564242d355d842db790977df3642a405
ydb/ydb/library/cpp/tld % LC_CTYPE=C ~/.pyenv/versions/3.6.15/bin/python gen_tld.py tlds-alpha-by-domain.txt|md5
564242d355d842db790977df3642a405
```
Pull Request resolved: #279
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To ensure no differences between cmakelists generation in Arcadia and GitHub
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initial
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