stable-25-3-1: Positioning between zones if mirroring with gaps

[ydbot]

Cherry-pick:

• PR Positioning between zones if mirroring with gaps #27934

PR was created by cherry-pick workflow run

[github-actions]

🟢 2025-10-31 19:58:37 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-31 19:59:22 UTC Pre-commit check linux-x86_64-release-asan for c723b1a has started.
⚪ 2025-10-31 19:59:36 UTC Artifacts will be uploaded here
⚪ 2025-10-31 20:03:14 UTC ya make is running...
🟡 2025-10-31 22:13:27 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?
15313	14615	0	354	325	19

🟢 2025-10-31 22:14:41 UTC Build successful.
🟢 2025-10-31 22:15:06 UTC ydbd size 3.8 GiB changed* by +9.6 KiB, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: b7e95cb	merge: c723b1a	diff	diff %
ydbd size	4 052 837 872 Bytes	4 052 847 656 Bytes	+9.6 KiB	+0.000%
ydbd stripped size	1 510 481 472 Bytes	1 510 484 352 Bytes	+2.8 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]

⚪ 2025-10-31 19:59:26 UTC Pre-commit check linux-x86_64-relwithdebinfo for c723b1a has started.
⚪ 2025-10-31 19:59:40 UTC Artifacts will be uploaded here
⚪ 2025-10-31 20:03:08 UTC ya make is running...
🟡 2025-10-31 21:27:07 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
30616	29295	0	3	1298	20

⚪ 2025-10-31 21:29:37 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-10-31 21:44:24 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?
539 (only retried tests)	521	0	1	0	17

⚪ 2025-10-31 21:44:34 UTC ya make is running... (failed tests rerun, try 3)
🔴 2025-10-31 21:56:18 UTC Some tests failed, follow the links below.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
530 (only retried tests)	518	0	1	0	11

🟢 2025-10-31 21:56:27 UTC Build successful.
🟢 2025-10-31 21:56:45 UTC ydbd size 2.3 GiB changed* by +4.7 KiB, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: b7e95cb	merge: c723b1a	diff	diff %
ydbd size	2 435 616 208 Bytes	2 435 621 064 Bytes	+4.7 KiB	+0.000%
ydbd stripped size	521 594 408 Bytes	521 595 368 Bytes	+960 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}