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Modern caches are often required to handle a massive amount of data, which exceeds the amount of available memory; thus, hybrid caches, specifically DRAM/SSD combination, become more and more prevalent. In such environments, in addition to…

Operating Systems · Computer Science 2022-06-28 Ohad Eytan , Roy Friedman

Distributed caching systems such as content distribution networks often advertise their content via lightweight approximate indicators (e.g., Bloom filters) to efficiently inform clients where each datum is likely cached. While…

Networking and Internet Architecture · Computer Science 2022-04-13 Itamar Cohen , Gil Einziger , Gabriel Scalosub

Diffusion-based large language models (dLLMs), despite their promising performance, still suffer from inferior inference efficiency. This is because dLLMs rely on bidirectional attention and cannot directly benefit from the standard…

Computation and Language · Computer Science 2026-02-17 Yuchu Jiang , Yue Cai , Xiangzhong Luo , Jiale Fu , Jiarui Wang , Chonghan Liu , Xu Yang

We consider the online caching problem for a cache of limited size. In a time-slotted system, a user requests one file from a large catalog in each slot. If the requested file is cached, the policy receives a unit reward and zero rewards…

Networking and Internet Architecture · Computer Science 2022-11-30 Fathima Zarin Faizal , Priya Singh , Nikhil Karamchandani , Sharayu Moharir

We demonstrate that geometrically distinctive keys during LLM inference tend to have high attention scores. Based on the phenomenon we propose KeyDiff, a training-free KV cache eviction method based solely on key similarity. Unlike other KV…

Artificial Intelligence · Computer Science 2026-01-21 Junyoung Park , Dalton Jones , Matthew J Morse , Raghavv Goel , Mingu Lee , Chris Lott

The disaggregated memory (DM) architecture offers high resource elasticity at the cost of data access performance. While caching frequently accessed data in compute nodes (CNs) reduces access overhead, it requires costly centralized…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-26 Hanze Zhang , Kaiming Wang , Rong Chen , Xingda Wei , Haibo Chen

In this paper, we present a SRAM-PCM hybrid cache design, along with a cache replacement policy, named dead fast block (DFB) to manage the hybrid cache. This design aims to leverage the best features of both SRAM and PCM devices. Compared…

Hardware Architecture · Computer Science 2013-11-04 Sparsh Mittal

Large language models (LLMs) possess extensive knowledge and question-answering capabilities, having been widely deployed in privacy-sensitive domains like finance and medical consultation. During LLM inferences, cache-sharing methods are…

Cryptography and Security · Computer Science 2024-12-02 Xinyao Zheng , Husheng Han , Shangyi Shi , Qiyan Fang , Zidong Du , Xing Hu , Qi Guo

Large Language Models (LLMs) are increasingly expected to operate over long contexts, yet standard softmax attention incurs a KV cache that grows linearly with sequence length, quickly becoming the bottleneck for long context inference. A…

Computation and Language · Computer Science 2026-05-26 Xintong Yang , Hao Gu , Binxing Xu , Lujun Li , Bei Liu , Jiacheng Liu , Qiyuan Zhu , Sirui Han , Yike Guo

We consider distributed caching of content across several small base stations (SBSs) in a wireless network, where the content is encoded using a maximum distance separable code. Specifically, we apply soft time-to-live (STTL) cache…

Information Theory · Computer Science 2021-04-15 Jesper Pedersen , Alexandre Graell i Amat , Fredrik Brännström , Eirik Rosnes

On-device learning enables edge devices to continually adapt the AI models to new data, which requires a small memory footprint to fit the tight memory constraint of edge devices. Existing work solves this problem by reducing the number of…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Han Cai , Chuang Gan , Ligeng Zhu , Song Han

Diffusion models have emerged as state-of-the-art in image generation, but their practical deployment is hindered by the significant computational cost of their iterative denoising process. While existing caching techniques can accelerate…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Mingyu Sung , Il-Min Kim , Sangseok Yun , Jae-Mo Kang

Optimal delivery scheme for coded caching problems with small buffer sizes and the number of users no less than the amount of files in the server was proposed by Chen, Fan and Letaief ["Fundamental limits of caching: improved bounds for…

Information Theory · Computer Science 2018-01-09 Nujoom Sageer Karat , Anoop Thomas , B. Sundar Rajan

Hitherto discovered approaches analyze the execution time of a real time application on all the possible cache hierarchy setups to find the application specific optimal two level inclusive data cache hierarchy to reduce cost, space and…

Hardware Architecture · Computer Science 2015-09-01 Mohammad Shihabul Haque , Akash Kumar , Yajun Ha , Qiang Wu , Shaobo Luo

Maximal frequent patterns superset checking plays an important role in the efficient mining of complete Maximal Frequent Itemsets (MFI) and maximal search space pruning. In this paper we present a new indexing approach, FastLMFI for local…

Databases · Computer Science 2016-11-17 Shariq Bashir , Abdul Rauf Baig

In this paper, we aim to minimize the average file transmission delay via bandwidth allocation and cache placement in two-tier heterogeneous networks with limited storage capacity, which consists of cache capacity and buffer capacity. For…

Information Theory · Computer Science 2019-07-19 Zhaohui Yang , Cunhua Pan , Yijin Pan , Yongpeng Wu , Wei Xu , Mohammad Shikh-Bahaei , Ming Chen

Diffusion Transformers (DiT) have become the dominant methods in image and video generation yet still suffer substantial computational costs. As an effective approach for DiT acceleration, feature caching methods are designed to cache the…

Machine Learning · Computer Science 2025-11-19 Chang Zou , Evelyn Zhang , Runlin Guo , Haohang Xu , Conghui He , Xuming Hu , Linfeng Zhang

Caches are an important component of modern computing systems given their significant impact on performance. In particular, caches play a key role in the cloud due to the nature of large-scale, data-intensive processing. One of the key…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-02-05 Jinhwan Choi , Yu Gu , Jinoh Kim

To address the growing demand for on-device LLM inference in resource-constrained environments, hybrid language models (HLM) have emerged, combining lightweight local models with powerful cloud-based LLMs. Recent studies on HLM have…

Machine Learning · Computer Science 2025-08-19 Jihoon Park , Seungeun Oh , Seong-Lyun Kim

Caching has the potential to be of significant benefit for accessing large language models (LLMs) due to their high latencies which typically range from a small number of seconds to well over a minute. Furthermore, many LLMs charge money…

Databases · Computer Science 2025-03-25 Arun Iyengar , Ashish Kundu , Ramana Kompella , Sai Nandan Mamidi