Optimize CPU usage when read blob

[nshestakov]

Changelog entry

Now we are giving all messages to the end of the blob in which they are stored to reduce the load when reading small messages.

Changelog category

• Performance improvement

Additional information

...

[github-actions]

⚪ 2024-11-29 18:36:59 UTC Pre-commit check linux-x86_64-release-asan for 5041719 has started.
⚪ 2024-11-29 18:37:11 UTC Artifacts will be uploaded here
⚪ 2024-11-29 18:40:03 UTC ya make is running...
🟡 2024-11-29 19:41:07 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13243	13185	0	9	5	44

🟢 2024-11-29 19:42:10 UTC Build successful.
🟢 2024-11-29 19:42:36 UTC ydbd size 4.9 GiB changed* by -14.9 KiB, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 1b51ba9	merge: 5041719	diff	diff %
ydbd size	5 281 843 344 Bytes	5 281 828 128 Bytes	-14.9 KiB	-0.000%
ydbd stripped size	1 361 475 568 Bytes	1 361 469 616 Bytes	-5.8 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]

⚪ 2024-11-29 18:37:20 UTC Pre-commit check linux-x86_64-relwithdebinfo for 5041719 has started.
⚪ 2024-11-29 18:37:32 UTC Artifacts will be uploaded here
⚪ 2024-11-29 18:40:36 UTC ya make is running...
🟡 2024-11-29 19:31:55 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?
20928	19411	0	1	1407	109

⚪ 2024-11-29 19:33:36 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-11-29 19:44:59 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
677 (only retried tests)	571	0	0	0	106

🟢 2024-11-29 19:45:08 UTC Build successful.
🟢 2024-11-29 19:45:27 UTC ydbd size 2.5 GiB changed* by +928 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 1b51ba9	merge: 5041719	diff	diff %
ydbd size	2 687 209 616 Bytes	2 687 210 544 Bytes	+928 Bytes	+0.000%
ydbd stripped size	482 315 024 Bytes	482 315 280 Bytes	+256 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]

⚪ 2024-11-30 09:02:54 UTC Pre-commit check linux-x86_64-relwithdebinfo for db7590c has started.
⚪ 2024-11-30 09:03:05 UTC Artifacts will be uploaded here
⚪ 2024-11-30 09:06:02 UTC ya make is running...
🟡 2024-11-30 09:56:58 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?
20929	19418	0	5	1395	111

⚪ 2024-11-30 09:58:39 UTC ya make is running... (failed tests rerun, try 2)
🟡 2024-11-30 10:10:16 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?
722 (only retried tests)	612	0	3	0	107

⚪ 2024-11-30 10:10:26 UTC ya make is running... (failed tests rerun, try 3)
🔴 2024-11-30 10:21:45 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?
676 (only retried tests)	567	0	3	0	106

🟢 2024-11-30 10:21:54 UTC Build successful.
🟢 2024-11-30 10:22:15 UTC ydbd size 2.5 GiB changed* by +792 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: be00795	merge: db7590c	diff	diff %
ydbd size	2 687 210 080 Bytes	2 687 210 872 Bytes	+792 Bytes	+0.000%
ydbd stripped size	482 315 280 Bytes	482 315 408 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]

⚪ 2024-11-30 09:03:02 UTC Pre-commit check linux-x86_64-release-asan for db7590c has started.
⚪ 2024-11-30 09:03:13 UTC Artifacts will be uploaded here
⚪ 2024-11-30 09:06:08 UTC ya make is running...
🟡 2024-11-30 10:10:11 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13244	13170	0	18	9	47

🟢 2024-11-30 10:11:16 UTC Build successful.
🟢 2024-11-30 10:11:42 UTC ydbd size 4.9 GiB changed* by -14.8 KiB, which is <= 0 Bytes vs main: OK

ydbd size dash	main: be00795	merge: db7590c	diff	diff %
ydbd size	5 281 847 488 Bytes	5 281 832 288 Bytes	-14.8 KiB	-0.000%
ydbd stripped size	1 361 476 784 Bytes	1 361 470 704 Bytes	-5.9 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]

⚪ 2024-11-30 20:15:26 UTC Pre-commit check linux-x86_64-release-asan for 9f2f856 has started.
⚪ 2024-11-30 20:16:48 UTC Artifacts will be uploaded here
⚪ 2024-11-30 20:20:08 UTC ya make is running...
🟡 2024-11-30 21:22:57 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13244	13172	0	22	5	45

🟢 2024-11-30 21:24:02 UTC Build successful.
🟢 2024-11-30 21:24:29 UTC ydbd size 4.9 GiB changed* by -14.8 KiB, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 7466d62	merge: 9f2f856	diff	diff %
ydbd size	5 289 692 488 Bytes	5 289 677 352 Bytes	-14.8 KiB	-0.000%
ydbd stripped size	1 364 389 456 Bytes	1 364 383 440 Bytes	-5.9 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]

⚪ 2024-11-30 20:16:51 UTC Pre-commit check linux-x86_64-relwithdebinfo for 9f2f856 has started.
⚪ 2024-11-30 20:17:02 UTC Artifacts will be uploaded here
⚪ 2024-11-30 20:20:06 UTC ya make is running...
🟡 2024-11-30 21:11:14 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?
20929	19404	0	13	1396	116

⚪ 2024-11-30 21:12:56 UTC ya make is running... (failed tests rerun, try 2)
🟡 2024-11-30 21:24:57 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?
809 (only retried tests)	697	0	1	1	110

⚪ 2024-11-30 21:25:08 UTC ya make is running... (failed tests rerun, try 3)
🔴 2024-11-30 21:37:04 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?
727 (only retried tests)	617	0	1	0	109

🟢 2024-11-30 21:37:14 UTC Build successful.
🟢 2024-11-30 21:37:35 UTC ydbd size 2.5 GiB changed* by +800 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 7466d62	merge: 9f2f856	diff	diff %
ydbd size	2 691 029 656 Bytes	2 691 030 456 Bytes	+800 Bytes	+0.000%
ydbd stripped size	483 252 592 Bytes	483 252 720 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]

⚪ 2024-12-02 11:28:35 UTC Pre-commit check linux-x86_64-relwithdebinfo for d7509fd has started.
⚪ 2024-12-02 11:28:46 UTC Artifacts will be uploaded here
⚪ 2024-12-02 11:31:40 UTC ya make is running...
🟡 2024-12-02 12:18:03 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?
20930	19419	0	1	1397	113

⚪ 2024-12-02 12:19:52 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-12-02 12:20:55 UTC ydbd size 2.5 GiB changed* by +784 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: d3a36a5	merge: d7509fd	diff	diff %
ydbd size	2 692 171 576 Bytes	2 692 172 360 Bytes	+784 Bytes	+0.000%
ydbd stripped size	483 439 056 Bytes	483 439 184 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}
⚫ 2024-12-02 12:20:57 UTC Check cancelled

[github-actions]

⚪ 2024-12-02 11:28:48 UTC Pre-commit check linux-x86_64-release-asan for d7509fd has started.
⚪ 2024-12-02 11:28:59 UTC Artifacts will be uploaded here
⚪ 2024-12-02 11:31:52 UTC ya make is running...
⚫ 2024-12-02 12:20:46 UTC Check cancelled

[github-actions]

⚪ 2024-12-02 12:22:35 UTC Pre-commit check linux-x86_64-release-asan for 48d2ad7 has started.
⚪ 2024-12-02 12:22:45 UTC Artifacts will be uploaded here
⚪ 2024-12-02 12:25:40 UTC ya make is running...
⚫ 2024-12-02 12:54:55 UTC Check cancelled

[github-actions]

⚪ 2024-12-02 12:23:05 UTC Pre-commit check linux-x86_64-relwithdebinfo for 48d2ad7 has started.
⚪ 2024-12-02 12:23:16 UTC Artifacts will be uploaded here
⚪ 2024-12-02 12:26:12 UTC ya make is running...
⚫ 2024-12-02 12:53:47 UTC Check cancelled

[github-actions]

⚪ 2024-12-02 12:59:14 UTC Pre-commit check linux-x86_64-release-asan for bf52bfc has started.
⚪ 2024-12-02 12:59:53 UTC Artifacts will be uploaded here
⚪ 2024-12-02 13:03:17 UTC ya make is running...
🟡 2024-12-02 14:22:23 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13247	13177	0	13	10	47

🟢 2024-12-02 14:23:28 UTC Build successful.
🟢 2024-12-02 14:23:55 UTC ydbd size 4.9 GiB changed* by -14.8 KiB, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 6fc18f8	merge: bf52bfc	diff	diff %
ydbd size	5 292 109 432 Bytes	5 292 094 296 Bytes	-14.8 KiB	-0.000%
ydbd stripped size	1 365 100 752 Bytes	1 365 094 736 Bytes	-5.9 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]

⚪ 2024-12-02 12:59:23 UTC Pre-commit check linux-x86_64-relwithdebinfo for bf52bfc has started.
⚪ 2024-12-02 12:59:34 UTC Artifacts will be uploaded here
⚪ 2024-12-02 13:02:28 UTC ya make is running...
🟡 2024-12-02 13:53:46 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?
20960	19447	0	1	1396	116

⚪ 2024-12-02 13:55:28 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-12-02 14:07:11 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
733 (only retried tests)	625	0	0	0	108

🟢 2024-12-02 14:07:20 UTC Build successful.
🟢 2024-12-02 14:07:40 UTC ydbd size 2.5 GiB changed* by +65.9 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 1cf8c98	merge: bf52bfc	diff	diff %
ydbd size	2 692 171 624 Bytes	2 692 239 088 Bytes	+65.9 KiB	+0.003%
ydbd stripped size	483 439 056 Bytes	483 446 416 Bytes	+7.2 KiB	+0.002%

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