Merge external_data_channels_count

[Tony-Romanov]

• New feature

[github-actions]

⚪ 2025-08-29 09:43:07 UTC Pre-commit check linux-x86_64-release-asan for c609ab8 has started.
⚪ 2025-08-29 09:43:21 UTC Artifacts will be uploaded here
⚪ 2025-08-29 09:46:47 UTC ya make is running...
🔴 2025-08-29 09:50:19 UTC Build failed, see the logs. Also see fail summary

[github-actions]

⚪ 2025-08-29 09:43:07 UTC Pre-commit check linux-x86_64-relwithdebinfo for c609ab8 has started.
⚪ 2025-08-29 09:43:22 UTC Artifacts will be uploaded here
⚪ 2025-08-29 09:46:47 UTC ya make is running...
🔴 2025-08-29 09:49:59 UTC Build failed, see the logs. Also see fail summary

[github-actions]

⚪ 2025-08-29 10:01:04 UTC Pre-commit check linux-x86_64-relwithdebinfo for d499937 has started.
⚪ 2025-08-29 10:01:50 UTC Artifacts will be uploaded here
⚪ 2025-08-29 10:05:39 UTC ya make is running...
🟡 2025-08-29 11:53:02 UTC Some tests failed, follow the links below. Going to retry failed tests...

Details

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
29055	26523	0	5	2464	63

⚪ 2025-08-29 11:55:46 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-08-29 12:19:19 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
140 (only retried tests)	79	0	0	2	59

🟢 2025-08-29 12:19:26 UTC Build successful.
🟢 2025-08-29 12:19:46 UTC ydbd size 2.1 GiB changed* by +10.5 KiB, which is < 100.0 KiB vs stream-nb-25-1: OK

ydbd size dash	stream-nb-25-1: 83ed5a9	merge: d499937	diff	diff %
ydbd size	2 271 095 176 Bytes	2 271 105 944 Bytes	+10.5 KiB	+0.000%
ydbd stripped size	480 111 320 Bytes	480 112 376 Bytes	+1.0 KiB	+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]

⚪ 2025-08-29 10:01:08 UTC Pre-commit check linux-x86_64-release-asan for d499937 has started.
⚪ 2025-08-29 10:01:18 UTC Artifacts will be uploaded here
⚪ 2025-08-29 10:04:36 UTC ya make is running...
🟡 2025-08-29 12:01:39 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Details

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
15036	14895	0	33	74	34

⚪ 2025-08-29 12:03:00 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-08-29 12:28:54 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Details

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
184 (only retried tests)	107	0	8	36	33

⚪ 2025-08-29 12:29:02 UTC ya make is running... (failed tests rerun, try 3)
🟡 2025-08-29 12:49:26 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
106 (only retried tests)	35	0	7	31	33

🟢 2025-08-29 12:49:33 UTC Build successful.
🟢 2025-08-29 12:50:08 UTC ydbd size 3.7 GiB changed* by +24.6 KiB, which is < 100.0 KiB vs stream-nb-25-1: OK

ydbd size dash	stream-nb-25-1: 83ed5a9	merge: d499937	diff	diff %
ydbd size	3 952 380 256 Bytes	3 952 405 440 Bytes	+24.6 KiB	+0.001%
ydbd stripped size	1 383 516 688 Bytes	1 383 522 064 Bytes	+5.2 KiB	+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}