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Related papers: Multi-stage Flow Scheduling for LLM Serving

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Time-Triggered Communication is a key technology for many safety-critical systems, with applications spanning the areas of aerospace and industrial control. Such communication relies on time-triggered flows, with each flow consisting of…

Networking and Internet Architecture · Computer Science 2025-06-16 Peng Wang , Suman Sourav , Binbin Chen , Hongyan Li , Feng Wang , Fan Zhang

Recent large language models (LLMs) face increasing inference latency as input context length and model size continue to grow. In particular, the retrieval-augmented generation (RAG) technique, which enhances LLM responses by incorporating…

Artificial Intelligence · Computer Science 2025-04-17 Hyungwoo Lee , Kihyun Kim , Jinwoo Kim , Jungmin So , Myung-Hoon Cha , Hong-Yeon Kim , James J. Kim , Youngjae Kim

Time series forecasting is important in finance domain. Financial time series (TS) patterns are influenced by both short-term public opinions and medium-/long-term policy and market trends. Hence, processing multi-period inputs becomes…

Statistical Finance · Quantitative Finance 2026-02-03 Xu Zhang , Zhengang Huang , Yunzhi Wu , Xun Lu , Erpeng Qi , Yunkai Chen , Zhongya Xue , Qitong Wang , Peng Wang , Wei Wang

Large language models (LLMs) rely on Key-Value (KV) cache to reduce time-to-first-token (TTFT) latency, but existing disk-based KV cache systems using file-per-object layouts suffer from severe scalability bottlenecks due to file system…

Databases · Computer Science 2025-11-26 Weiping Yu , Ye Jiarui , He Mengke , Junfeng Liu , Siqiang Luo

KV cache restoration has emerged as a dominant bottleneck in serving long-context LLM workloads, including multi-turn conversations, retrieval-augmented generation, and agentic pipelines. Existing approaches treat restoration as a…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-29 Sean Nian , Jiahao Fang , Qilong Feng , Zhiyu Wu , Fan Lai

Transformer-based large language model (LLM) inference serving is now the backbone of many cloud services. LLM inference consists of a prefill phase and a decode phase. However, existing LLM deployment practices often overlook the distinct…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-01-23 Cunchen Hu , Heyang Huang , Liangliang Xu , Xusheng Chen , Jiang Xu , Shuang Chen , Hao Feng , Chenxi Wang , Sa Wang , Yungang Bao , Ninghui Sun , Yizhou Shan

Advances in Large Language Models (LLMs) have led to a surge of LLM-powered applications. These applications have diverse token-generation latency requirements. As a result, simply classifying workloads as latency-sensitive (LS) or…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-25 Kan Zhu , Haiyang Shi , Le Xu , Jiaxin Shan , Arvind Krishnamurthy , Baris Kasikci , Liguang Xie

The rapid advancement of Large Language Models (LLMs) has driven the need for more efficient serving strategies. In this context, efficiency refers to the proportion of requests that meet their Service Level Objectives (SLOs), particularly…

Artificial Intelligence · Computer Science 2025-05-01 Azam Ikram , Xiang Li , Sameh Elnikety , Saurabh Bagchi

In Large Language Model (LLM) inference, the output length of an LLM request is typically regarded as not known a priori. Consequently, most LLM serving systems employ a simple First-come-first-serve (FCFS) scheduling strategy, leading to…

Machine Learning · Computer Science 2024-08-29 Yichao Fu , Siqi Zhu , Runlong Su , Aurick Qiao , Ion Stoica , Hao Zhang

Typical high quality text-to-speech (TTS) systems today use a two-stage architecture, with a spectrum model stage that generates spectral frames and a vocoder stage that generates the actual audio. High-quality spectrum models usually…

Sound · Computer Science 2021-04-05 Qing He , Zhiping Xiu , Thilo Koehler , Jilong Wu

Recent advances in long-text understanding have pushed the context length of large language models (LLMs) up to one million tokens. It boosts LLMs's accuracy and reasoning capacity but causes exorbitant computational costs and…

Computation and Language · Computer Science 2025-05-19 Huan Yang , Renji Zhang , Mingzhe Huang , Weijun Wang , Yin Tang , Yuanchun Li , Yunxin Liu , Deyu Zhang

Large Language Models have revolutionized natural language processing, yet serving them efficiently in data centers remains challenging due to mixed workloads comprising latency-sensitive (LS) and best-effort (BE) jobs. Existing inference…

Machine Learning · Computer Science 2025-03-13 Mohammad Siavashi , Faezeh Keshmiri Dindarloo , Dejan Kostic , Marco Chiesa

Large language model (LLM) inference systems face a fundamental tension between minimizing Time-to-First-Token (TTFT) latency for new requests and maintaining a high, steady token generation rate (low Time-Per-Output-Token, or TPOT) for…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-17 Hongtao Lyu , Boyue Liu , Mingyu Wu , Haibo Chen

Efficient scheduling of LLM inference tasks is essential for achieving low latency and high throughput, particularly with the growing use of reasoning-capable LLMs. Traditional strategies like First-Come-First-Serve (FCFS) often suffer from…

Machine Learning · Computer Science 2025-10-13 Yiheng Tao , Yihe Zhang , Matthew T. Dearing , Xin Wang , Yuping Fan , Zhiling Lan

The surge in large language models (LLMs) has fundamentally reshaped the landscape of GPU usage patterns, creating an urgent need for more efficient management strategies. While cloud providers employ spot instances to reduce costs for…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-16 Jiaang Duan , Shenglin Xu , Shiyou Qian , Dingyu Yang , Kangjin Wang , Chenzhi Liao , Yinghao Yu , Qin Hua , Hanwen Hu , Qi Wang , Wenchao Wu , Dongqing Bao , Tianyu Lu , Jian Cao , Guangtao Xue , Guodong Yang , Liping Zhang , Gang Chen

The integration of Large Language Models (LLMs) into applications ranging from interactive chatbots to multi-agent systems has introduced a wide spectrum of service-level objectives (SLOs) for responsiveness. These include latency-sensitive…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-23 Wei Zhang , Zhiyu Wu , Yi Mu , Rui Ning , Banruo Liu , Nikhil Sarda , Myungjin Lee , Fan Lai

DistServe improves the performance of large language models (LLMs) serving by disaggregating the prefill and decoding computation. Existing LLM serving systems colocate the two phases and batch the computation of prefill and decoding across…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-07 Yinmin Zhong , Shengyu Liu , Junda Chen , Jianbo Hu , Yibo Zhu , Xuanzhe Liu , Xin Jin , Hao Zhang

Industrial Time-Sensitive Networking (TSN) provides deterministic mechanisms for real-time and reliable flow transmission. Increasing attention has been paid to efficient scheduling for time-sensitive flows with stringent requirements such…

Networking and Internet Architecture · Computer Science 2023-09-14 Yanzhou Zhang , Cailian Chen , Qimin Xu , Shouliang Wang , Lei Xu , Xinping Guan

The efficient deployment of large language models (LLMs) in online settings requires optimizing inference performance under stringent latency constraints, particularly the time-to-first-token (TTFT) and time-per-output-token (TPOT). This…

Data Structures and Algorithms · Computer Science 2026-01-05 Gregory Dexter , Shao Tang , Ata Fatahi Baarzi , Qingquan Song , Tejas Dharamsi , Aman Gupta

Deploying multiple models within shared GPU clusters is a key strategy to improve resource efficiency in large language model (LLM) serving. Existing multi-LLM serving systems improve GPU utilization at the cost of degraded inference…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-22 Chiheng Lou , Sheng Qi , Rui Kang , Yong Zhang , Chen Sun , Pengcheng Wang , Xuanzhe Liu , Xin Jin