Fix buggy IC setting leading to performance degradation

[alexvru]

Changelog entry

Fix buggy IC setting leading to performance degradation

Changelog category

• Performance improvement

Additional information

Default setting of 512k send buffer size leads to performance degradation on modern networks, making IC unable to reach its top performance. Default setting has been removed.

[github-actions]

⚪ 2024-09-24 12:35:17 UTC Pre-commit check linux-x86_64-release-clang14 for b33b062 has started.
⚪ 2024-09-24 12:35:26 UTC Artifacts will be uploaded here
⚪ 2024-09-24 12:38:36 UTC ya make is running...
⚫ 2024-09-24 12:58:35 UTC Check cancelled

[github-actions]

⚪ 2024-09-24 12:35:33 UTC Pre-commit check linux-x86_64-release-asan for b33b062 has started.
⚪ 2024-09-24 12:35:43 UTC Artifacts will be uploaded here
⚪ 2024-09-24 12:38:56 UTC ya make is running...
⚫ 2024-09-24 12:58:36 UTC Check cancelled

[github-actions]

⚪ 2024-09-24 12:35:35 UTC Pre-commit check linux-x86_64-relwithdebinfo for b33b062 has started.
⚪ 2024-09-24 12:35:45 UTC Artifacts will be uploaded here
⚪ 2024-09-24 12:39:01 UTC ya make is running...
⚫ 2024-09-24 12:58:35 UTC Check cancelled

[github-actions]

⚪ 2024-09-24 13:04:12 UTC Pre-commit check linux-x86_64-release-asan for 5d1473c has started.
⚪ 2024-09-24 13:04:22 UTC Artifacts will be uploaded here
⚪ 2024-09-24 13:07:32 UTC ya make is running...
🔴 2024-09-24 15:05:29 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
12354	12142	0	38	50	124

🟢 2024-09-24 15:06:33 UTC Build successful.
🟢 2024-09-24 15:07:06 UTC ydbd size 5.7 GiB changed* by -336 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 63a6a81	merge: 5d1473c	diff	diff %
ydbd size	6 080 250 272 Bytes	6 080 249 936 Bytes	-336 Bytes	-0.000%
ydbd stripped size	1 520 057 904 Bytes	1 520 057 840 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}

[github-actions]

⚪ 2024-09-24 13:09:22 UTC Pre-commit check linux-x86_64-release-clang14 for 5d1473c has started.
⚪ 2024-09-24 13:09:31 UTC Artifacts will be uploaded here
⚪ 2024-09-24 13:12:41 UTC ya make is running...
🟢 2024-09-24 13:37:04 UTC Build successful.

[github-actions]

⚪ 2024-09-24 13:10:58 UTC Pre-commit check linux-x86_64-relwithdebinfo for 5d1473c has started.
⚪ 2024-09-24 13:11:02 UTC Artifacts will be uploaded here
⚪ 2024-09-24 13:14:10 UTC ya make is running...
🟡 2024-09-24 14:42:20 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
74885	60930	0	8	13834	113

⚪ 2024-09-24 14:49:18 UTC ya make is running... (failed tests rerun, try 2)
🟡 2024-09-24 15:00:48 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
131 (only retried tests)	32	0	1	0	98

⚪ 2024-09-24 15:00:57 UTC ya make is running... (failed tests rerun, try 3)
🟢 2024-09-24 15:22:05 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
104 (only retried tests)	7	0	0	0	97

🟢 2024-09-24 15:22:12 UTC Build successful.
🟢 2024-09-24 15:23:09 UTC ydbd size 8.5 GiB changed* by -656 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 63a6a81	merge: 5d1473c	diff	diff %
ydbd size	9 073 184 704 Bytes	9 073 184 048 Bytes	-656 Bytes	-0.000%
ydbd stripped size	490 587 400 Bytes	490 587 400 Bytes	0 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}