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Related papers: DistServe: Disaggregating Prefill and Decoding for…

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Existing large language model (LLM) serving systems typically employ Prefill-Decode disaggregated architecture to prevent computational interference between the prefill and decode phases. However, in real-world LLM serving scenarios,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-07 Yu Wu , Tongxuan Liu , Yuting Zeng , Siyu Wu , Jun Xiong , Xianzhe Dong , Hailong Yang , Ke Zhang , Jing Li

Deploying Large Language Model (LLM) services at the edge benefits latency-sensitive and privacy-aware applications. However, the stateless nature of LLMs makes managing user context (e.g., sessions, preferences) across geo-distributed edge…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-09 Mohammadreza Malekabbasi , Minghe Wang , David Bermbach

Large Language Models (LLMs) have become the new foundation for many applications, reshaping human society like a storm. Disaggregated inference, which separates prefill and decode stages, is a promising approach to improving hardware…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-01-28 Shiyang Chen , Rain Jiang , Dezhi Yu , Jinlai Xu , Mengyuan Chao , Fanlong Meng , Chenyu Jiang , Wei Xu , Hang Liu

Reinforcement learning (RL) has become the pivotal post-training technique for large language model (LLM). Effectively scaling reinforcement learning is now the key to unlocking advanced reasoning capabilities and ensuring safe,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-10 Zhixin Wang , Tianyi Zhou , Liming Liu , Ao Li , Jiarui Hu , Dian Yang , Yinhui Lu , Jinlong Hou , Siyuan Feng , Yuan Cheng , Yuan Qi

Large Language Models (LLMs) are increasingly deployed in both latency-sensitive online services and cost-sensitive offline workloads. Co-locating these workloads on shared serving instances can improve resource utilization, but directly…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-01 Siyu Wu , Zihan Tang , Yuting Zeng , Hui Chen , Guiguang Ding , Tongxuan Liu , Ke Zhang , Hailong Yang

Large language models (LLMs) have demonstrated remarkable performance, and organizations are racing to serve LLMs of varying sizes as endpoints for use-cases like chat, programming and search. However, efficiently serving multiple LLMs…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-14 Jiangfei Duan , Runyu Lu , Haojie Duanmu , Xiuhong Li , Xingcheng Zhang , Dahua Lin , Ion Stoica , Hao Zhang

Modern large language model (LLM) inference has progressively disaggregated to keep pace with growing model sizes and tight TTFT and TPOT service-level objectives: from chunked-prefill aggregation, to prefill-decode (P/D) disaggregation,…

We study offline scheduling for large language model (LLM) serving under a fixed KV-cache memory budget, where requests have heterogeneous prompt (prefill) and response (decode) lengths. Prompt tokens determine initial KV usage, and each…

Optimization and Control · Mathematics 2026-02-11 Meixuan Wang , Yinyu Ye , Zijie Zhou

Large language models (LLMs) have been a disruptive innovation in recent years, and they play a crucial role in our daily lives due to their ability to understand and generate human-like text. Their capabilities include natural language…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-17 Akrit Mudvari , Yuang Jiang , Leandros Tassiulas

Multimodal large language models (MLLMs) extend LLMs with visual understanding through a three-stage pipeline: multimodal preprocessing, vision encoding, and LLM inference. While these stages enhance capability, they introduce significant…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-22 Lingxiao Zhao , Haoran Zhou , Yuezhi Che , Dazhao Cheng

Prefill-Decode (PD) disaggregation has become the standard architecture for modern LLM inference engines, which alleviates the interference of two distinctive workloads. With the growing demand for multi-turn interactions in chatbots and…

Networking and Internet Architecture · Computer Science 2026-05-06 Zongze Li , Jingyu Liu , Zhen Xu , Yineng Zhang , Tahseen Rabbani , Ce Zhang

Large Language Models (LLMs) are becoming the backbone of modern cloud services, yet their inference costs are dominated by GPU energy. Unlike traditional GPU workloads, LLM inference has two stages with different characteristics: the…

Performance · Computer Science 2025-08-25 Qunyou Liu , Darong Huang , Marina Zapater , David Atienza

Diffusion Transformer (DiT) models excel at generating high-quality images through iterative denoising steps, but serving them under strict Service Level Objectives (SLOs) is challenging due to their high computational cost, particularly at…

Machine Learning · Computer Science 2026-01-19 Runyu Lu , Shiqi He , Wenxuan Tan , Shenggui Li , Ruofan Wu , Jeff J. Ma , Ang Chen , Mosharaf Chowdhury

LLM serving is increasingly multi-tenant: the same deployment must handle latency-critical interactive requests and more relaxed background workloads under a fixed GPU budget. This creates a tiered-SLO setting where maximizing overall…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-08 Vikranth Srivatsa , Zijian He , Pu Guo , Dongming Li , Yiying Zhang

Large Language Models (LLMs) are rapidly becoming critical infrastructure for enterprise applications, driving unprecedented demand for GPU-based inference services. A key operational challenge arises from the two-phase nature of LLM…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-04 Ruihan Lin , Zezhen Ding , Zean Han , Jiheng Zhang

Large Language Models (LLMs) are becoming ubiquitous across industries, where applications demand they fulfill diverse user intents. However, developers currently face the challenge of manually exploring numerous deployment configurations -…

Software Engineering · Computer Science 2025-01-24 Dimitrios Liakopoulos , Tianrui Hu , Prasoon Sinha , Neeraja J. Yadwadkar

The deployment and scaling of large language models (LLMs) have become critical as they permeate various applications, demanding high-throughput and low-latency serving systems. Existing frameworks struggle to balance these requirements,…

Multimodal Large Language Models (MLLMs) power platforms like ChatGPT, Gemini, and Copilot, enabling richer interactions with text, images, and videos. These heterogeneous workloads introduce additional inference stages, such as vision…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-06 Konstantinos Papaioannou , Thaleia Dimitra Doudali

Large Language Models (LLMs) demonstrate substantial potential across a diverse array of domains via request serving. However, as trends continue to push for expanding context sizes, the autoregressive nature of LLMs results in highly…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-08 Bin Lin , Chen Zhang , Tao Peng , Hanyu Zhao , Wencong Xiao , Minmin Sun , Anmin Liu , Zhipeng Zhang , Lanbo Li , Xiafei Qiu , Shen Li , Zhigang Ji , Tao Xie , Yong Li , Wei Lin

Large Language Models (LLMs) play a critical role in emerging agentic applications, where the timely completion of each entire inference is critical. Meanwhile, agentic LLM inferences are increasingly served on heterogeneous GPUs in…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-19 Boxiao Du , Boning Huangfu , Yizhou Luo , Chen Chen , Zijun Li , Minchen Yu , Xiaoyi Fan , Minyi Guo