Deadlock Free Collective Communication Library.

make -j<n>

Using -gencode=arch=compute_86,code=sm_86 for NVCC_GENCODE by default. Set the NVCC_GENCODE environment variable when needed.

@inproceedings{pan2025dfccl,
  title={Comprehensive Deadlock Prevention for GPU Collective Communication},
  author={Lichen Pan, Juncheng Liu, Yongquan Fu, Jinhui Yuan, Rongkai Zhang, Pengze Li, Zhen Xiao},
  booktitle={EuroSys'25},
  year={2025}
}

ISBN: 979-8-4007-1196-1/25/03

DOI: https://doi.org/10.1145/3689031.3717466

https://github.com/Oneflow-Inc/dfccl/

The commit ID corresponding to the code used in the paper is 66260c9.