[ICRDMA] Support for RDMA memory region in pdisk

[dcherednik]

Changelog entry

Pdisk should use rdma registered memory to perform io. In this case the peppery region can be send directly through network without intermediate copy

Changelog category

• Improvement

Description for reviewers

...

[github-actions]

🟢 2025-10-08 16:23:08 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-08 16:24:05 UTC Pre-commit check linux-x86_64-release-asan for 88d2dc8 has started.
⚪ 2025-10-08 16:24:18 UTC Artifacts will be uploaded here
⚪ 2025-10-08 16:28:39 UTC ya make is running...
🟡 2025-10-08 19:22:19 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
18481	18007	0	197	251	26

🟢 2025-10-08 19:22:28 UTC Build successful.
🟡 2025-10-08 19:22:52 UTC ydbd size 3.7 GiB changed* by +302.8 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 1972758	merge: 88d2dc8	diff	diff %
ydbd size	4 021 828 736 Bytes	4 022 138 800 Bytes	+302.8 KiB	+0.008%
ydbd stripped size	1 494 064 512 Bytes	1 494 285 984 Bytes	+216.3 KiB	+0.015%

^{*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]

⚪ 2025-10-08 16:25:08 UTC Pre-commit check linux-x86_64-relwithdebinfo for 88d2dc8 has started.
⚪ 2025-10-08 16:27:35 UTC Artifacts will be uploaded here
⚪ 2025-10-08 16:32:28 UTC ya make is running...
🟡 2025-10-08 18:49:26 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
41565	38786	0	9	2744	26

⚪ 2025-10-08 18:49:35 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-10-08 19:09:34 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
765 (only retried tests)	732	0	4	2	27

⚪ 2025-10-08 19:09:37 UTC ya make is running... (failed tests rerun, try 3)
🔴 2025-10-08 19:26:15 UTC Some tests failed, follow the links below.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
600 (only retried tests)	578	0	2	1	19

🟢 2025-10-08 19:26:17 UTC Build successful.
🟡 2025-10-08 19:26:36 UTC ydbd size 2.3 GiB changed* by +687.1 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 1972758	merge: 88d2dc8	diff	diff %
ydbd size	2 418 031 144 Bytes	2 418 734 736 Bytes	+687.1 KiB	+0.029%
ydbd stripped size	515 031 176 Bytes	515 113 384 Bytes	+80.3 KiB	+0.016%

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