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NVIDIA/nccl

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Optimized primitives for collective multi-GPU communication

3 mentions on Hacker News by 3 people: 1 story, 2 comments · first 2016-05-08 · latest 2026-08-03

Mentions per year 3 mentions · busiest year 2026 (2)
20082026
  1. ▲ 1
    NIIN: NVSHMEM Implemented In NCCL
    story by matt_d · 2026-08-03 · 0 comments
  2. …of RustCC. BTW, RustCC may have identified an NCCL potentially UB bug. Waiting for NCCL to review. https://github.com/NVIDIA/nccl/issues/2062
  3. …is the stupid way... They should be using ring reductions, handily provided by the NCCL library: https://github.com/NVIDIA/nccl