Merge BlobDepot monitoring fixes from main

[alexvru]

• Some BlobDepot hardening checks (Some BlobDepot hardening checks #1692)
• Improve BlobDepot monitoring (Improve BlobDepot monitoring #3978)
• Improve BlobDepot assimilator metrics (Improve BlobDepot assimilator metrics #4030)
• Improve BlobDepot monitoring (Improve BlobDepot monitoring #4102)
• Fix viewer unittest (Fix viewer unittest #4126)

[github-actions]

⚪ 2024-06-06 12:41:50 UTC Pre-commit check for a78159b has started.
⚪ 2024-06-06 12:41:53 UTC Build linux-x86_64-relwithdebinfo is running...
🟢 2024-06-06 13:25:13 UTC Build successful.
⚪ 2024-06-06 13:25:26 UTC Tests are running...
🔴 2024-06-06 15:02:20 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
60441	51041	0	3	9342	55

[github-actions]

⚪ 2024-06-06 12:47:34 UTC Pre-commit check for a78159b has started.
⚪ 2024-06-06 12:47:36 UTC Build linux-x86_64-release-asan is running...
🟢 2024-06-06 13:29:44 UTC Build successful.
⚪ 2024-06-06 13:29:55 UTC Tests are running...
🔴 2024-06-06 15:16:16 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
16106	16016	0	19	50	21

[github-actions]

⚪ 2024-06-07 13:39:08 UTC Pre-commit check for a8a3635 has started.
⚪ 2024-06-07 13:39:11 UTC Build linux-x86_64-relwithdebinfo is running...
🟢 2024-06-07 14:27:37 UTC Build successful.
⚪ 2024-06-07 14:27:50 UTC Tests are running...
🔴 2024-06-07 16:05:34 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
60445	51037	0	2	9342	64

[github-actions]

⚪ 2024-06-07 13:42:41 UTC Pre-commit check for a8a3635 has started.
⚪ 2024-06-07 13:42:42 UTC Build linux-x86_64-release-asan is running...
🟢 2024-06-07 14:17:35 UTC Build successful.
⚪ 2024-06-07 14:17:49 UTC Tests are running...
🔴 2024-06-07 16:02:41 UTC Some tests failed, follow the links below.

Test history

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
16107	16021	0	16	48	22