collaborators

5 papers

cs.DC2026

MegaScale-Data: Scaling Dataloader for Multisource Large Foundation Model Training

Juntao Zhao, Qi Lu, Wei Jia +13

Modern frameworks for training large foundation models (LFMs) employ dataloaders in a data-parallel manner, with each loader processing a disjoint subset of training data. When pre…

cs.AR2026

Sandwich: Joint Configuration Search and Hot-Switching for Efficient CPU LLM Serving

Juntao Zhao, Jiuru Li, Chuan Wu

CPUs are critical for LLM serving due to their availability, cost efficiency, and edge applicability. However, efficient CPU serving is hindered by conflicting prefill/decode resou…

cs.LG2025

Robust LLM Training Infrastructure at ByteDance

Borui Wan, Gaohong Liu, Zuquan Song +32

The training scale of large language models (LLMs) has reached tens of thousands of GPUs and is still continuously expanding, enabling faster learning of larger models. Accompanyin…

cs.AI2025

Efficient LLM Serving on Hybrid Real-time and Best-effort Requests

Wan Borui, Zhao Juntao, Jiang Chenyu +2

Recent breakthroughs in large Language Models (LLMs) have enabled various generative tasks on a single model. Real-world services (e.g., OpenAI's ChatGPT [27]) powered by an LLM of…

cs.AI2025

ByteCheckpoint: A Unified Checkpointing System for Large Foundation Model Development

Borui Wan, Mingji Han, Yiyao Sheng +9

Checkpointing to preserve training states is crucial during the development of Large Foundation Models (LFMs), for training resumption upon various failures or changes in GPU resou…