Module nccl 

NCCL source builds (fdl nccl build). Drops a standalone libnccl.so into libtorch/nccl/builds/<ver>-<archs>/ for the LD_PRELOAD bridge pattern used by cross-host heterogeneous-arch clusters. NCCL source builds (libtorch bundled-NCCL bridge).

Modules

build

fdl nccl build – compile libnccl from NVIDIA’s NCCL source.