Reduce memory footprint for shards info

[nikvas0]

Changelog entry

Smaller memory footprint for shards info

Changelog category

• Not for changelog (changelog entry is not required)

Additional information

...

[github-actions]

⚪ 2024-09-13 10:11:31 UTC Pre-commit check linux-x86_64-release-asan for 9ffc167 has started.
⚪ 2024-09-13 10:11:42 UTC Artifacts will be uploaded here
⚪ 2024-09-13 10:14:38 UTC ya make is running...
🔴 2024-09-13 11:54:28 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10490	10162	0	29	267	32

🟢 2024-09-13 11:55:28 UTC Build successful.
🟡 2024-09-13 11:56:03 UTC ydbd size 5.6 GiB changed* by +102.3 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 7277322	merge: 9ffc167	diff	diff %
ydbd size	6 051 861 984 Bytes	6 051 966 784 Bytes	+102.3 KiB	+0.002%
ydbd stripped size	1 514 636 208 Bytes	1 514 680 624 Bytes	+43.4 KiB	+0.003%

^{*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]

⚪ 2024-09-13 10:17:03 UTC Pre-commit check linux-x86_64-release-clang14 for 9ffc167 has started.
⚪ 2024-09-13 10:17:24 UTC Artifacts will be uploaded here
⚪ 2024-09-13 10:20:13 UTC ya make is running...
🟢 2024-09-13 10:26:53 UTC Build successful.

[github-actions]

⚪ 2024-09-13 10:20:17 UTC Pre-commit check linux-x86_64-relwithdebinfo for 9ffc167 has started.
⚪ 2024-09-13 10:20:48 UTC Artifacts will be uploaded here
⚪ 2024-09-13 10:24:03 UTC ya make is running...
🟡 2024-09-13 11:33:02 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39809	34085	0	15	5436	273

⚪ 2024-09-13 11:36:49 UTC ya make is running... (failed tests rerun, try 2)
🟡 2024-09-13 11:47:01 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
289 (only retried tests)	190	0	5	7	87

⚪ 2024-09-13 11:47:10 UTC ya make is running... (failed tests rerun, try 3)
🟢 2024-09-13 11:54:27 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
97 (only retried tests)	12	0	0	0	85

🟢 2024-09-13 11:54:34 UTC Build successful.
🟢 2024-09-13 11:55:21 UTC ydbd size 8.4 GiB changed* by +44.8 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: f315577	merge: 9ffc167	diff	diff %
ydbd size	9 042 108 856 Bytes	9 042 154 712 Bytes	+44.8 KiB	+0.001%
ydbd stripped size	488 864 360 Bytes	488 864 488 Bytes	+128 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]

⚪ 2024-09-13 12:51:05 UTC Pre-commit check linux-x86_64-release-clang14 for c920a87 has started.
⚪ 2024-09-13 12:51:14 UTC Artifacts will be uploaded here
⚪ 2024-09-13 12:54:05 UTC ya make is running...
🟢 2024-09-13 13:32:56 UTC Build successful.

[github-actions]

⚪ 2024-09-13 12:55:05 UTC Pre-commit check linux-x86_64-relwithdebinfo for c920a87 has started.
⚪ 2024-09-13 12:55:53 UTC Artifacts will be uploaded here
⚪ 2024-09-13 12:59:13 UTC ya make is running...
🟢 2024-09-13 14:22:39 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39821	34113	0	0	5435	273

🟢 2024-09-13 14:26:08 UTC Build successful.
🟢 2024-09-13 14:26:45 UTC ydbd size 8.4 GiB changed* by +13.6 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: acee834	merge: c920a87	diff	diff %
ydbd size	9 043 659 032 Bytes	9 043 672 928 Bytes	+13.6 KiB	+0.000%
ydbd stripped size	488 880 936 Bytes	488 875 848 Bytes	-5.0 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]

⚪ 2024-09-13 12:56:59 UTC Pre-commit check linux-x86_64-release-asan for c920a87 has started.
⚪ 2024-09-13 12:59:50 UTC Artifacts will be uploaded here
⚪ 2024-09-13 13:03:17 UTC ya make is running...
🔴 2024-09-13 15:14:11 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10512	10317	0	48	43	104

🟢 2024-09-13 15:15:11 UTC Build successful.
🟢 2024-09-13 15:15:45 UTC ydbd size 5.6 GiB changed* by -20.4 KiB, which is <= 0 Bytes vs main: OK

ydbd size dash	main: acee834	merge: c920a87	diff	diff %
ydbd size	6 052 729 000 Bytes	6 052 708 128 Bytes	-20.4 KiB	-0.000%
ydbd stripped size	1 514 761 008 Bytes	1 514 747 024 Bytes	-13.7 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}