Improve BlobDepot observability

[alexvru]

Changelog entry

Improve BlobDepot observability

Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

Sensors have been added to BlobDepot and BlobDepot agent.

[github-actions]

🟢 2025-03-05 12:38:19 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-03-05 12:39:04 UTC Pre-commit check linux-x86_64-relwithdebinfo for b05d6f6 has started.
⚪ 2025-03-05 12:39:31 UTC Artifacts will be uploaded here
⚪ 2025-03-05 12:43:15 UTC ya make is running...
🟡 2025-03-05 14:09:49 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?
28129	25525	0	2	2477	125

⚪ 2025-03-05 14:12:29 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-03-05 14:25:53 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
193 (only retried tests)	84	0	0	0	109

🟢 2025-03-05 14:26:04 UTC Build successful.
🟡 2025-03-05 14:26:25 UTC ydbd size 2.1 GiB changed* by +170.8 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: a01e65f	merge: b05d6f6	diff	diff %
ydbd size	2 292 785 416 Bytes	2 292 960 320 Bytes	+170.8 KiB	+0.008%
ydbd stripped size	480 305 216 Bytes	480 337 472 Bytes	+31.5 KiB	+0.007%

^{*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]

⚪ 2025-03-05 12:40:55 UTC Pre-commit check linux-x86_64-release-asan for b05d6f6 has started.
⚪ 2025-03-05 12:41:11 UTC Artifacts will be uploaded here
⚪ 2025-03-05 12:44:24 UTC ya make is running...
🟡 2025-03-05 14:31:56 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?
13722	13417	0	206	63	36

⚪ 2025-03-05 14:33:43 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-03-05 14:51:48 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?
393 (only retried tests)	334	0	22	3	34

⚪ 2025-03-05 14:52:00 UTC ya make is running... (failed tests rerun, try 3)
🟢 2025-03-05 15:07:51 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
99 (only retried tests)	65	0	0	0	34

🟢 2025-03-05 15:08:24 UTC Build successful.
🟡 2025-03-05 15:09:18 UTC ydbd size 3.7 GiB changed* by +355.4 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: a01e65f	merge: b05d6f6	diff	diff %
ydbd size	3 995 190 984 Bytes	3 995 554 952 Bytes	+355.4 KiB	+0.009%
ydbd stripped size	1 390 014 632 Bytes	1 390 112 040 Bytes	+95.1 KiB	+0.007%

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