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Large Language Models are increasingly being deployed in datacenters. Serving these models requires careful memory management, as their memory usage includes static weights, dynamic activations, and key-value caches. While static weights…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-08 Jiale Xu , Rui Zhang , Yi Xiong , Cong Guo , Zihan Liu , Yangjie Zhou , Weiming Hu , Hao Wu , Changxu Shao , Ziqing Wang , Yongjie Yuan , Junping Zhao , Minyi Guo , Jingwen Leng

Modern applications can generate a large amount of data from different sources with high velocity, a combination that is difficult to store and process via traditional tools. Hadoop is one framework that is used for the parallel processing…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-09-29 Rana Ghazali , Sahar Adabi , Ali Rezaee , Douglas G. Down , Ali Movaghar

Bloom filters are a fundamental data structure for approximate membership queries, with applications ranging from data analytics to databases and genomics. Several variants have been proposed to accommodate parallel architectures. GPUs,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-18 Daniel Jünger , Kevin Kristensen , Yunsong Wang , Xiangyao Yu , Bertil Schmidt

As the size of DLRMs gets larger, the models must be partitioned across multiple GPUs or nodes of GPUs due to the size limitation of total HBM memory that can be packaged in a GPU. This partitioning adds communication and synchronization…

Performance · Computer Science 2025-12-08 Chandrish Ambati , Jing Ding , Trung Diep

Generative recommendation (GR) models possess greater scaling power compared to traditional deep learning recommendation models (DLRMs), yet they also impose a tremendous increase in computational burden. Measured in FLOPs, a typical GR…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-30 Xianwen Guo , Bin Huang , Xiaomeng Wu , Guanlin Wu , Fangjian Li , Shijia Wang , Qiang Xiao , Chuanjiang Luo , Yong Li

Large matrix multiplication is a cornerstone of modern machine learning workloads, yet traditional approaches suffer from cubic computational complexity (e.g., $\mathcal{O}(n^3)$ for a matrix of size $n\times n$). We present Low-Rank GEMM,…

Performance · Computer Science 2025-11-25 Alfredo Metere

Recent breakthroughs in Large-scale language models (LLMs) have demonstrated impressive performance on various tasks. The immense sizes of LLMs have led to very high resource demand and cost for running the models. Though the models are…

Machine Learning · Computer Science 2024-03-05 Juntao Zhao , Borui Wan , Yanghua Peng , Haibin Lin , Chuan Wu

Large Language Model (LLM) serving faces a fundamental tension between stringent latency Service Level Objectives (SLOs) and limited GPU memory capacity. When high request rates exhaust the KV cache budget, existing LLM inference systems…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-20 Jiahuan Yu , Mingtao Hu , Zichao Lin , Minjia Zhang

Edge deployment of large language models (LLMs) can reduce latency for interactive services, but mobility introduces service interruptions when an user equipment (UE) hands over between base stations (BSs). To promptly resume decoding, the…

Signal Processing · Electrical Eng. & Systems 2026-03-31 Seunghun Lee , Jihong Park , Ce Zheng , Hyuncheol Park

Reasoning LLMs produce thousands of chain-of-thought tokens whose KV cache must reside in scarce GPU HBM. The dominant response -- permanently evicting low-importance tokens -- is catastrophic for reasoning: accuracy collapses to 0-2.5%…

Computation and Language · Computer Science 2026-05-12 Aojie Yuan , Tianqi Shen , Dajun Zhang

Efficient inference with Large Language Models (LLMs) increasingly relies on Key-Value (KV) caches to store previously computed key and value vectors at each layer. These caches are essential to minimize redundant computation during…

Hardware Architecture · Computer Science 2026-04-08 Oteo Mamo , Olga Kogiou , Hyunjin Yi , Weikuan Yu

Modern scientific research increasingly depends on High-Performance Computing (HPC) infrastructures, yet many researchers face significant operational barriers when interacting with cluster environments, job schedulers, GPU resources, and…

Machine Learning · Computer Science 2026-05-19 Nourin Shahin , Izzat Alsmadi

Due to rising demands for Artificial Inteligence (AI) inference, especially in higher education, novel solutions utilising existing infrastructure are emerging. The utilisation of High-Performance Computing (HPC) has become a prevalent…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-27 Tim Trappen , Robert Keßler , Roland Pabel , Viktor Achter , Stefan Wesner

The number of battery-powered devices is rapidly increasing due to the widespread use of IoT-enabled nodes in various fields. Energy harvesters, which help to power embedded devices, are a feasible alternative to replacing battery-powered…

Hardware Architecture · Computer Science 2023-05-18 SatyaJaswanth Badri , Mukesh Saini , Neeraj Goel

Large language model (LLM) agents demonstrate strong performance in short-text contexts but often underperform in extended dialogues due to inefficient memory management. Existing approaches face a fundamental trade-off between efficiency…

Artificial Intelligence · Computer Science 2026-05-04 Xiaochen Zhao , Kaikai Wang , Xiaowen Zhang , Chen Yao , Aili Wang

Recent advancements in large language models (LLMs) necessitate extensive computational resources, prompting the use of diverse hardware accelerators from multiple vendors. However, traditional distributed training frameworks struggle to…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-26 Ding Tang , Jiecheng Zhou , Jiakai Hu , Shengwei Li , Huihuang Zheng , Zhilin Pei , Hui Wang , Xingcheng Zhang

Existing key-value (KV) cache compression methods typically rely on heuristics, such as uniform cache allocation across layers or static eviction policies, however, they ignore the critical interplays among layer-specific feature patterns…

Machine Learning · Computer Science 2025-09-11 Bohan Yu , Yekun Chai

Large language models (LLMs) are typically served from clusters of GPUs/NPUs that consist of large number of devices. Unfortunately, communication between these devices incurs significant overhead, increasing the inference latency and cost…

Artificial Intelligence · Computer Science 2025-05-27 Ahmet Caner Yüzügüler , Jiawei Zhuang , Lukas Cavigelli

Large language models (LLMs) have demonstrated remarkable proficiency in a wide range of natural language processing applications. However, the high energy and latency overhead induced by the KV cache limits the edge deployment, especially…

Performance · Computer Science 2025-12-09 Zizhuo Fu , Xiaotian Guo , Wenxuan Zeng , Shuzhang Zhong , Yadong Zhang , Peiyu Chen , Runsheng Wang , Le Ye , Meng Li

In this paper, we propose a 'full-stack' solution to designing high capacity and low latency on-chip cache hierarchies by starting at the circuit level of the hardware design stack. First, we propose a novel Gain Cell (GC) design using…

Hardware Architecture · Computer Science 2021-10-07 Sarabjeet Singh , Neelam Surana , Pranjali Jain , Joycee Mekie , Manu Awasthi