activity
20242026
collaborators

5 papers

cs.DC2026

Ekka: Automated Diagnosis of Silent Errors in LLM Inference

Yile Gu, Zhen Zhang, Shaowei Zhu +4

LLM serving frameworks are quickly evolving with a complex software stack and a vast number of optimizations. The rapid development process can introduce silent errors where output…

cs.DB2026

CACTUSDB: Unlock Co-Optimization Opportunities for SQL and AI/ML Inferences

Lixi Zhou, Kanchan Chowdhury, Lulu Xie +5

There is a growing demand for supporting inference queries that combine Structured Query Language (SQL) and Artificial Intelligence / Machine Learning (AI/ML) model inferences in d…

cs.DC2025

TTrace: Lightweight Error Checking and Diagnosis for Distributed Training

Haitian Jiang, Shaowei Zhu, Zhen Zhang +5

Distributed training is essential for scaling the training of large neural network models, such as large language models (LLMs), across thousands of GPUs. However, the complexity o…

cs.DC2024

PipeFill: Using GPUs During Bubbles in Pipeline-parallel LLM Training

Daiyaan Arfeen, Zhen Zhang, Xinwei Fu +2

Training Deep Neural Networks (DNNs) with billions of parameters generally involves pipeline-parallel (PP) execution. Unfortunately, PP model training can use GPUs inefficiently, e…

cs.CL2024

HLAT: High-quality Large Language Model Pre-trained on AWS Trainium

Haozheng Fan, Hao Zhou, Guangtai Huang +6

Getting large language models (LLMs) to perform well on the downstream tasks requires pre-training over trillions of tokens. This typically demands a large number of powerful compu…