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cs.DC2026
Revisiting Parameter Server in LLM Post-Training
Xinyi Wan, Penghui Qi, Guangxing Huang +3
Modern data parallel (DP) training favors collective communication over parameter servers (PS) for its simplicity and efficiency under balanced workloads. However, the balanced wor…
cs.DC2024★ 4 cited
Zero Bubble Pipeline Parallelism
Penghui Qi, Xinyi Wan, Guangxing Huang +1
Pipeline parallelism is one of the key components for large-scale distributed training, yet its efficiency suffers from pipeline bubbles which were deemed inevitable. In this work,…