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Pull requests: NVIDIA/nccl

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Pull requests list

Fix physical NICs leaking into topology when vNICs are cached across communicators
#2091 opened Apr 4, 2026 by ngoyal2707 Loading…
Fix dev_runtime memory leaks
#2087 opened Apr 2, 2026 by PatriosTheGreat Loading…
2
[nccl-ep] Add ncclEpUpdateHandle to rebind topk_idx without reallocating
#2085 opened Apr 2, 2026 by kwen2501 Loading…
[nccl-ep] Remove dead code of ht struct
#2083 opened Apr 1, 2026 by kwen2501 Loading…
1
[nccl-ep] Remove redundant cudaStreamSynchronize in ncclEpCreateHandle
#2082 opened Apr 1, 2026 by kwen2501 Loading…
1
Add bilingual architecture learning guides
#2081 opened Mar 31, 2026 by tianhao909 Loading…
2
Enable P2P transport for AMD systems with >2 GPUs at PHB level
#2080 opened Mar 31, 2026 by voipmonitor Loading…
5 of 6 tasks
Fix atomic alignment
#2075 opened Mar 29, 2026 by 372046933 Loading…
1
Windows port of NCCL
#2068 opened Mar 24, 2026 by peterkisfaludi Loading…
2
[NCCL EP] Fix HT dispatch bandwidth metrics and add IB bandwidth reporting in ep_bench.cu
#2067 opened Mar 24, 2026 by phu0ngng Loading…
1
allocator: cap shadow pool VA reservation via props.maxSize
#2064 opened Mar 23, 2026 by sdimitro Loading…
7
Enable strict C++ compiler warnings and -Werror by default
#2061 opened Mar 22, 2026 by maxwbuckley Loading…
4 tasks done
1
Fix /dev/shm/nccl-K error.
#2059 opened Mar 20, 2026 by lunixbochs Loading…
1
fix(profiler): handle u8 for inspector
#2054 opened Mar 17, 2026 by s22chan Loading…
6
graph/tuning: disable LL128 on PATH_P2C inter-node paths (GH200 corruption fix)
#2053 opened Mar 13, 2026 by ryanhankins Loading…
Fix: Correct inverted boolean logic in matchSubnet causing incorrect interface selection
#2047 opened Mar 11, 2026 by liangxs Loading…
5
Fix nccl_ep cmake to generate both shared and static lib
#2046 opened Mar 11, 2026 by sb17v Loading…
@sb17v
5
Add ncclNotifyTag API for user-defined profiler-v7
#2045 opened Mar 10, 2026 by dmonakhov Loading…
1
nccl_ep: Remove unused tensor type enum
#2042 opened Mar 9, 2026 by artpol84 Loading…
@artpol84
3
nccl_ep: Low-Latency kernel memory footpring optimization
#2040 opened Mar 9, 2026 by artpol84 Loading…
@artpol84
2
Fix AMD inter-CPU bandwidth and LL128 protocol for multi-socket EPYC
#2036 opened Mar 8, 2026 by voipmonitor Loading…
7 tasks
7
Squash commit for Testing update to README
#2034 opened Mar 4, 2026 by jskrobola • Draft
7
Fix buffer overflow in parseStringList
#2027 opened Feb 26, 2026 by reytchison Loading…
1
[BUG] fix opCount not self-increasing in single node communicator
#2021 opened Feb 10, 2026 by alpha-baby Loading…
8
Reduce sched_yield overhead with time-based spinning
#2017 opened Feb 6, 2026 by hodgesds Loading…
4
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