stable-25-3: Incorrect WasTheLastBlobBig value at the start of the partition

[ydbot]

Cherry-pick:

• PR Incorrect WasTheLastBlobBig value at the start of the partition #26560

PR was created by cherry-pick workflow run

[github-actions]

⚪ 2025-10-13 15:35:23 UTC Pre-commit check linux-x86_64-release-asan for 25cb119 has started.
⚪ 2025-10-13 15:36:06 UTC Artifacts will be uploaded here
⚪ 2025-10-13 15:40:17 UTC ya make is running...
🟡 2025-10-13 17:54:35 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
17318	16834	0	171	297	16

🟢 2025-10-13 17:55:55 UTC Build successful.
🟢 2025-10-13 17:56:17 UTC ydbd size 3.8 GiB changed* by +25.6 KiB, which is < 100.0 KiB vs stable-25-3: OK

ydbd size dash	stable-25-3: 60cb292	merge: 25cb119	diff	diff %
ydbd size	4 046 606 200 Bytes	4 046 632 400 Bytes	+25.6 KiB	+0.001%
ydbd stripped size	1 507 470 784 Bytes	1 507 482 400 Bytes	+11.3 KiB	+0.001%

^{*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]

🟢 2025-10-13 15:35:24 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-13 15:37:46 UTC Pre-commit check linux-x86_64-relwithdebinfo for 25cb119 has started.
⚪ 2025-10-13 15:38:01 UTC Artifacts will be uploaded here
⚪ 2025-10-13 15:41:44 UTC ya make is running...
🟡 2025-10-13 17:21:54 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39989	37312	0	6	2650	21

⚪ 2025-10-13 17:25:15 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-10-13 17:45:52 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
551 (only retried tests)	534	0	1	0	16

⚪ 2025-10-13 17:46:02 UTC ya make is running... (failed tests rerun, try 3)
🔴 2025-10-13 18:04:55 UTC Some tests failed, follow the links below.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
531 (only retried tests)	514	0	1	0	16

🟢 2025-10-13 18:05:03 UTC Build successful.
🟢 2025-10-13 18:05:20 UTC ydbd size 2.3 GiB changed* by +14.4 KiB, which is < 100.0 KiB vs stable-25-3: OK

ydbd size dash	stable-25-3: 60cb292	merge: 25cb119	diff	diff %
ydbd size	2 432 107 856 Bytes	2 432 122 624 Bytes	+14.4 KiB	+0.001%
ydbd stripped size	520 995 752 Bytes	520 999 336 Bytes	+3.5 KiB	+0.001%

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