Add metric for memory maps count

[abyss7]

Changelog entry

The new sensor name is "Stats/MemMapsCount"

Changelog category

• New feature

[github-actions]

⚪ 2025-01-23 12:18:50 UTC Pre-commit check linux-x86_64-relwithdebinfo for ca864c6 has started.
⚪ 2025-01-23 12:19:10 UTC Artifacts will be uploaded here
⚪ 2025-01-23 12:22:25 UTC ya make is running...
🟡 2025-01-23 13:16:50 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
18206	16895	0	6	1180	125

⚪ 2025-01-23 13:18:33 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-01-23 13:31:21 UTC Some tests failed, follow the links below. Going to retry failed tests...

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
190 (only retried tests)	70	0	2	0	118

⚪ 2025-01-23 13:31:31 UTC ya make is running... (failed tests rerun, try 3)
🔴 2025-01-23 13:47:10 UTC Some tests failed, follow the links below.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
176 (only retried tests)	57	0	2	0	117

🟢 2025-01-23 13:47:19 UTC Build successful.
🟢 2025-01-23 13:47:58 UTC ydbd size 2.1 GiB changed* by +1.1 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: bd79c91	merge: ca864c6	diff	diff %
ydbd size	2 220 428 304 Bytes	2 220 429 456 Bytes	+1.1 KiB	+0.000%
ydbd stripped size	469 670 576 Bytes	469 670 768 Bytes	+192 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]

⚪ 2025-01-23 12:21:25 UTC Pre-commit check linux-x86_64-release-asan for ca864c6 has started.
⚪ 2025-01-23 12:21:38 UTC Artifacts will be uploaded here
⚪ 2025-01-23 12:24:32 UTC ya make is running...
🟡 2025-01-23 13:23:51 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10966	10901	0	26	9	30

⚪ 2025-01-23 13:25:04 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-01-23 13:37:03 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
103 (only retried tests)	72	0	2	4	25

⚪ 2025-01-23 13:37:14 UTC ya make is running... (failed tests rerun, try 3)
🟡 2025-01-23 13:49:45 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?
51 (only retried tests)	23	0	2	1	25

🟢 2025-01-23 13:49:52 UTC Build successful.
🟢 2025-01-23 13:50:18 UTC ydbd size 3.6 GiB changed* by +2.3 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: bd79c91	merge: ca864c6	diff	diff %
ydbd size	3 858 261 672 Bytes	3 858 264 072 Bytes	+2.3 KiB	+0.000%
ydbd stripped size	1 349 573 328 Bytes	1 349 573 840 Bytes	+512 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]

⚪ 2025-01-24 09:08:55 UTC Pre-commit check linux-x86_64-release-asan for 83ee33c has started.
⚪ 2025-01-24 09:09:25 UTC Artifacts will be uploaded here
⚪ 2025-01-24 09:13:16 UTC ya make is running...
🟡 2025-01-24 10:07:53 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10965	10893	0	19	22	31

⚪ 2025-01-24 10:08:50 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-01-24 10:20:57 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
109 (only retried tests)	80	0	0	2	27

🟢 2025-01-24 10:21:04 UTC Build successful.
🟢 2025-01-24 10:21:31 UTC ydbd size 3.6 GiB changed* by +2.3 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 672f2e5	merge: 83ee33c	diff	diff %
ydbd size	3 859 260 624 Bytes	3 859 262 960 Bytes	+2.3 KiB	+0.000%
ydbd stripped size	1 349 752 816 Bytes	1 349 753 264 Bytes	+448 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]

⚪ 2025-01-24 09:10:07 UTC Pre-commit check linux-x86_64-relwithdebinfo for 83ee33c has started.
⚪ 2025-01-24 09:10:39 UTC Artifacts will be uploaded here
⚪ 2025-01-24 09:14:06 UTC ya make is running...
🟡 2025-01-24 10:00:33 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
18216	16900	0	4	1185	127

⚪ 2025-01-24 10:02:06 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-01-24 10:11:45 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
198 (only retried tests)	77	0	0	0	121

🟢 2025-01-24 10:11:55 UTC Build successful.
🟢 2025-01-24 10:12:15 UTC ydbd size 2.1 GiB changed* by +1.1 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 672f2e5	merge: 83ee33c	diff	diff %
ydbd size	2 220 978 440 Bytes	2 220 979 576 Bytes	+1.1 KiB	+0.000%
ydbd stripped size	469 726 928 Bytes	469 727 120 Bytes	+192 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}