COCCL: A Collective Communication Library Supporting Easy Integration and Configuration of Customized Compression for Scalable LLM Training

Xingchen Liu, Haoran Kong, Hairui Zhao, Shengkai Lyu, Zheng Wei, Man Liu, Xingjian Tian, Liyang Zhao, Zhuohan Chen, Fakang Wang, Zizhong Chen, Zhan Wang 0003, Guangming Tan, Dingwen Tao. COCCL: A Collective Communication Library Supporting Easy Integration and Configuration of Customized Compression for Scalable LLM Training. In Tony Hosking, Madan Musuvathi, Kenjiro Taura, editors, Proceedings of the 31st ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Programming, PPoPP 2026, Sydney, NSW, Australia, 31 January 2026 - 4 February 2026. pages 384-397, ACM, 2026. [doi]

@inproceedings{LiuKZLWLTZCWCWT26,
  title = {COCCL: A Collective Communication Library Supporting Easy Integration and Configuration of Customized Compression for Scalable LLM Training},
  author = {Xingchen Liu and Haoran Kong and Hairui Zhao and Shengkai Lyu and Zheng Wei and Man Liu and Xingjian Tian and Liyang Zhao and Zhuohan Chen and Fakang Wang and Zizhong Chen and Zhan Wang 0003 and Guangming Tan and Dingwen Tao},
  year = {2026},
  doi = {10.1145/3774934.3786432},
  url = {https://doi.org/10.1145/3774934.3786432},
  researchr = {https://researchr.org/publication/LiuKZLWLTZCWCWT26},
  cites = {0},
  citedby = {0},
  pages = {384-397},
  booktitle = {Proceedings of the 31st ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Programming, PPoPP 2026, Sydney, NSW, Australia, 31 January 2026 - 4 February 2026},
  editor = {Tony Hosking and Madan Musuvathi and Kenjiro Taura},
  publisher = {ACM},
  isbn = {979-8-4007-2310-0},
}