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Information-centric networking (ICN) has gained attention from network research communities due to its capability of efficient content dissemination. In-network caching function in ICN plays an important role to achieve the design…

Networking and Internet Architecture · Computer Science 2016-12-09 Atsushi Ooka , Suyong Eum , Shingo Ata , Masayuki Murata

Bitmap indexes are widely used for read-intensive analytical workloads because they are clustered and offer efficient reads with a small memory footprint. However, they are notoriously inefficient to update. As analytical applications are…

Databases · Computer Science 2024-10-24 Junchang Wang , Manos Athanassoulis

Long context large language models (LLMs) pose significant challenges for efficient serving due to the large memory footprint and high access overhead of KV cache. Retrieval-based KV cache reduction methods can mitigate these challenges,…

Computation and Language · Computer Science 2025-06-04 Junhui He , Junna Xing , Nan Wang , Rui Xu , Shangyu Wu , Peng Zhou , Qiang Liu , Chun Jason Xue , Qingan Li

In Large Language Model (LLM) serving, the KV-cache (KVC) bottleneck causes high tail Time-to-First-Token (TTFT) and Time-Between-Tokens (TBT), impairing user experience, particularly in time-sensitive applications. However, satisfying both…

Computation and Language · Computer Science 2025-03-26 Haiying Shen , Tanmoy Sen , Masahiro Tanaka

General trends in computer architecture are shifting more towards parallelism. Multicore architectures have proven to be a major step in processor evolution. With the advancement in multicore architecture, researchers are focusing on…

Hardware Architecture · Computer Science 2019-10-22 Arsalan Shahid , Muhammad Tayyab , Muhammad Yasir Qadri , Nadia N. Qadri , Jameel Ahmed

Many computer systems for calculating the proper organization of memory are among the most critical issues. Using a tier cache memory (along with branching prediction) is an effective means of increasing modern multi-core processors'…

Networking and Internet Architecture · Computer Science 2021-05-21 Mohamed A. Hamada , Abdelrahman Abdallah

Priority queues with parallel access are an attractive data structure for applications like prioritized online scheduling, discrete event simulation, or greedy algorithms. However, a classical priority queue constitutes a severe bottleneck…

Data Structures and Algorithms · Computer Science 2021-07-23 Marvin Williams , Peter Sanders , Roman Dementiev

Non-volatile memory (NVM) promises persistent main memory that remains correct despite loss of power. This has sparked a line of research into algorithms that can recover from a system crash. Since caches are expected to remain volatile,…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-06-22 Naama Ben-David , Guy E. Blelloch , Michal Friedman , Yuanhao Wei

The increasing complexity of autonomous systems has driven a shift to integrated heterogeneous SoCs with real-time and safety demands. Ensuring deterministic WCETs and low-latency for critical tasks requires minimizing interference on…

Hardware Architecture · Computer Science 2025-04-09 Christopher Reinwardt , Robert Balas , Alessandro Ottaviano , Angelo Garofalo , Luca Benini

Large language models have revolutionized natural language processing but face significant challenges of high storage and runtime costs, due to the transformer architecture's reliance on self-attention, particularly the large KV cache for…

Computation and Language · Computer Science 2026-05-29 Yuan Feng , Junlin Lv , Haoyu Guo , Yukun Cao , S Kevin Zhou , Xike Xie

DRAM Main memory is a performance bottleneck for many applications due to the high access latency. In-DRAM caches work to mitigate this latency by augmenting regular-latency DRAM with small-but-fast regions of DRAM that serve as a cache for…

Quantum algorithms often use quantum RAMs (QRAM) for accessing information stored in a database-like manner. QRAMs have to be fast, resource efficient and fault-tolerant. The latter is often influenced by access speeds, because shorter…

Quantum Physics · Physics 2020-09-16 Alexandru Paler , Oumarou Oumarou , Robert Basmadjian

Serving large language models (LLMs) is important for cloud providers, and caching intermediate results (KV\$) after processing each request substantially improves serving throughput and latency. However, there is limited understanding of…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-17 Jiahao Wang , Jinbo Han , Xingda Wei , Sijie Shen , Dingyan Zhang , Chenguang Fang , Rong Chen , Wenyuan Yu , Haibo Chen

Concurrent priority queues are widely used in important workloads, such as graph applications and discrete event simulations. However, designing scalable concurrent priority queues for NUMA architectures is challenging. Even though several…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-12 Christina Giannoula , Foteini Strati , Dimitrios Siakavaras , Georgios Goumas , Nectarios Koziris

The key-value (KV) cache accelerates LLMs decoding by storing KV tensors from previously generated tokens. It reduces redundant computation at the cost of increased memory usage. To mitigate this overhead, existing approaches compress KV…

Machine Learning · Computer Science 2025-07-30 Hao Wang , Ligong Han , Kai Xu , Akash Srivastava

Priority queues are used in a wide range of applications, including prioritized online scheduling, discrete event simulation, and greedy algorithms. In parallel settings, classical priority queues often become a severe bottleneck, resulting…

Data Structures and Algorithms · Computer Science 2025-04-17 Marvin Williams , Peter Sanders

Current, near-term quantum devices have shown great progress in recent years culminating with a demonstration of quantum supremacy. In the medium-term, however, quantum machines will need to transition to greater reliability through error…

Quantum Physics · Physics 2020-09-07 Casey Duckering , Jonathan M. Baker , David I. Schuster , Frederic T. Chong

Compute-in-memory (CiM) is a promising approach to improving the computing speed and energy efficiency in dataintensive applications. Beyond existing CiM techniques of bitwise logic-in-memory operations and dot product operations, this…

Hardware Architecture · Computer Science 2023-01-03 Yiming Chen , Yushen Fu , Mingyen Lee , Sumitha George , Yongpan Liu , Vijaykrishnan Narayanan , Huazhong Yang , Xueqing Li

Diffusion transformers have gained substantial interest in diffusion generative modeling due to their outstanding performance. However, their computational demands, particularly the quadratic complexity of attention mechanisms and…

Machine Learning · Computer Science 2026-01-28 Jinming Lou , Wenyang Luo , Yufan Liu , Bing Li , Xinmiao Ding , Weiming Hu , Yuming Li , Chenguang Ma

Flash-based disk caches, for example Bcache and Flashcache, has gained tremendous popularity in industry in the last decade because of its low energy consumption, non-volatile nature and high I/O speed. But these cache systems have a worse…

Operating Systems · Computer Science 2023-11-16 Chaos Dong , Fang Wang , Jianshun Zhang