serialize special keys in separated thread

[ivanmorozov333]

• Performance improvement

[github-actions]

⚪ 2024-07-05 09:59:16 UTC Pre-commit check for b3e994b has started.
⚪ 2024-07-05 10:02:21 UTC Build linux-x86_64-release-clang14 is running...
🔴 2024-07-05 10:02:35 UTC Build failed. see the build logs.

[github-actions]

⚪ 2024-07-05 10:07:59 UTC Pre-commit check for b3e994b has started.
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🔴 2024-07-05 10:11:21 UTC Build failed. see the build logs.
🔴 2024-07-05 10:11:22 UTC Tests run skipped.

[github-actions]

⚪ 2024-07-05 10:12:26 UTC Pre-commit check for b3e994b has started.
⚪ 2024-07-05 10:15:07 UTC Build linux-x86_64-relwithdebinfo is running...
🔴 2024-07-05 10:15:21 UTC Build failed. see the build logs.
🔴 2024-07-05 10:15:22 UTC Tests run skipped.

[github-actions]

⚪ 2024-07-05 10:21:00 UTC Pre-commit check for 0ab9b81 has started.
⚪ 2024-07-05 10:23:35 UTC Build linux-x86_64-release-asan is running...
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🔴 2024-07-05 10:23:50 UTC Tests run skipped.

[github-actions]

⚪ 2024-07-05 10:28:03 UTC Pre-commit check for 0ab9b81 has started.
⚪ 2024-07-05 10:30:36 UTC Build linux-x86_64-release-clang14 is running...
🔴 2024-07-05 10:30:49 UTC Build failed. see the build logs.

[github-actions]

⚪ 2024-07-05 10:28:56 UTC Pre-commit check for 0ab9b81 has started.
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[github-actions]

⚪ 2024-07-05 11:57:03 UTC Pre-commit check for d2f4b75 has started.
⚪ 2024-07-05 12:00:18 UTC Build linux-x86_64-release-asan is running...
🟢 2024-07-05 12:30:33 UTC Build successful.
⚪ 2024-07-05 12:30:47 UTC Tests are running...
🔴 2024-07-05 14:38:13 UTC Some tests failed, follow the links below.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
9980	9394	0	92	324	170

🟢 2024-07-05 14:39:00 UTC ydbd size 5.2 GiB changed* by +20.6 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 5fc09ca	merge: d2f4b75	diff	diff %
ydbd size	5 615 862 464 Bytes	5 615 883 600 Bytes	+20.6 KiB	+0.000%
ydbd stripped size	1 211 107 272 Bytes	1 211 108 104 Bytes	+832 Bytes	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2024-07-05 12:01:59 UTC Pre-commit check for d2f4b75 has started.
⚪ 2024-07-05 12:04:58 UTC Build linux-x86_64-release-clang14 is running...
🟢 2024-07-05 12:21:12 UTC Build successful.

[github-actions]

⚪ 2024-07-05 12:03:24 UTC Pre-commit check for d2f4b75 has started.
⚪ 2024-07-05 12:06:04 UTC Build linux-x86_64-relwithdebinfo is running...
🟢 2024-07-05 12:50:11 UTC Build successful.
⚪ 2024-07-05 12:50:24 UTC Tests are running...
🟢 2024-07-05 14:34:22 UTC Tests successful.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
38486	33256	0	0	5220	10

🟢 2024-07-05 14:34:58 UTC ydbd size 8.1 GiB changed* by +51.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 5fc09ca	merge: d2f4b75	diff	diff %
ydbd size	8 726 129 816 Bytes	8 726 182 592 Bytes	+51.5 KiB	+0.001%
ydbd stripped size	477 144 232 Bytes	477 144 296 Bytes	+64 Bytes	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}