English
Related papers

Related papers: Multi-version Indexing in Flash-based Key-Value St…

200 papers

Finetuning large language models (LLMs) is essential for task adaptation, yet today's serving stacks isolate inference and finetuning on separate GPU clusters -- wasting resources and under-utilizing hardware. We introduce FlexLLM, the…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-27 Gabriele Oliaro , Xupeng Miao , Xinhao Cheng , Vineeth Kada , Mengdi Wu , Ruohan Gao , Yingyi Huang , Remi Delacourt , April Yang , Yingcheng Wang , Colin Unger , Zhihao Jia

We present FlashVault, an in-NAND self-encryption architecture that embeds a reconfigurable cryptographic engine into the unused silicon area of a state-of-the-art 4D V-NAND structure. FlashVault supports not only block ciphers for data…

Hardware Architecture · Computer Science 2025-11-20 Seock-Hwan Noh , Hoyeon Lee , Junkyum Kim , Junsu Im , Jay H. Park , Sungjin Lee , Sam H. Noh , Yeseong Kim , Jaeha Kung

Scalable ordered maps must ensure that range queries, which operate over many consecutive keys, provide intuitive semantics (e.g., linearizability) without degrading the performance of concurrent insertions and removals. These goals are…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-11 Matthew Rodriguez , Vitaly Aksenov , Michael Spear

Millions of sensors, mobile applications and machines now generate billions of events. Specialized many-core key-value stores (KVSs) can ingest and index these events at high rates (over 100 Mops/s on one machine) if events are generated on…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-29 Chinmay Kulkarni , Badrish Chandramouli , Ryan Stutsman

The recent emergence of NVMe flash devices with Zoned Namespace support, ZNS SSDs, represents a significant new advancement in flash storage. ZNS SSDs introduce a new storage abstraction of append-only zones with a set of new I/O (i.e.,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-10-31 Krijn Doekemeijer , Nick Tehrany , Balakrishnan Chandrasekaran , Matias Bjørling , Animesh Trivedi

Object stores are widely used software stacks that achieve excellent scale-out with a well-defined interface and robust performance. However, their traditional get/put interface is unable to exploit data locality at its fullest, and limits…

Databases · Computer Science 2021-11-15 Alex Barceló , Anna Queralt , Toni Cortes

Large language model (LLM) inference often suffers from high latency, particularly in resource-constrained environments such as on-device or edge deployments. To address this challenge, we present StorInfer, a novel storage-assisted LLM…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-01 Jay H. Park , Youngju Cho , Choungsol Lee , Moonwook Oh , Euiseong Seo

Efficient text indexing data structures have enabled large-scale genomic sequence analysis and are used to help solve problems ranging from assembly to read mapping. However, these data structures typically assume that the underlying…

Genomics · Quantitative Biology 2016-04-13 Nitish Gupta , Komal Sanjeev , Tim Wall , Carl Kingsford , Rob Patro

The increasing computational and memory demands of large language models (LLMs) necessitate innovative approaches to optimize resource usage without compromising performance. This paper leverages microscaling floating-point formats, a novel…

Neural and Evolutionary Computing · Computer Science 2025-10-03 Marco Cococcioni , Dario Pagani , Federico Rossi

In the last decade, document store database systems have gained more traction for storing and querying large volumes of semi-structured data. However, the flexibility of the document stores' data models has limited their ability to store…

Databases · Computer Science 2021-11-24 Wail Y. Alkowaileet , Michael J. Carey

Modern storage systems predominantly use flash-based SSDs as a cache layer due to their favorable performance and cost efficiency. However, in tiny-object workloads, existing flash cache designs still suffer from high write amplification.…

Hardware Architecture · Computer Science 2026-03-11 Xufeng Yang , Tingting Tan , Jingxin Hu , Congming Gao , Mingyang Liu , Tianyang Jiang , Jian Chen , Linbo Long , Yina Lv , Jiwu Shu

Current distributed key value stores achieve scalability by trading off consistency. As persistent memory technologies evolve tremendously, it is not necessary to sacrifice consistency for performance. This paper proposes DTranx, a…

Databases · Computer Science 2017-11-28 Ning Gao , Zhang Liu , Dirk Grunwald

Multiple Low-Rank Adapters (Multi-LoRAs) are gaining popularity for task-specific Large Language Model (LLM) applications. For multi-LoRA serving, caching hot KV caches and LoRA adapters in high bandwidth memory of accelerations can improve…

Hardware Architecture · Computer Science 2025-05-08 Hang Zhang , Jiuchen Shi , Yixiao Wang , Quan Chen , Yizhou Shan , Minyi Guo

Software comprehension, especially of new code bases, is time consuming for developers, especially in large projects with multiple functionalities spanning various domains. One strategy to reduce this effort involves annotating files with…

Software Engineering · Computer Science 2025-04-28 Cezar Sas , Andrea Capiluppi

The power and flexibility of software-defined networks lead to a programmable network infrastructure in which in-network computation can help accelerating the performance of applications. This can be achieved by offloading some…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-29 Hebatalla Eldakiky , David Hung-Chang Du , Eman Ramadan

Log-Structured Merge-Trees (LSM-trees) dominate persistent key-value storage but suffer from high write amplification from 10x to 30x under random workloads due to repeated compaction. This overhead becomes prohibitive for large values with…

Databases · Computer Science 2026-02-05 Andrey Chursin , Lefteris Kokoris-Kogias , Alex Orlov , Alberto Sonnino , Igor Zablotchi

Compression can sometimes improve performance by making more of the data available to the processors faster. We consider the compression of integer keys in a B+-tree index. For this purpose, systems such as IBM DB2 use variable-byte…

Databases · Computer Science 2017-01-18 Daniel Lemire , Christoph Rupp

Distributed filesystem metadata updates are typically synchronous. This creates inherent challenges for access efficiency, load balancing, and directory contention, especially under dynamic and skewed workloads. This paper argues that…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-01 Jingwei Xu , Mingkai Dong , Qiulin Tian , Ziyi Tian , Tong Xin , Haibo Chen

Multi-Task Learning (MTL) is a powerful technique that has gained popularity due to its performance improvement over traditional Single-Task Learning (STL). However, MTL is often challenging because there is an exponential number of…

Machine Learning · Computer Science 2024-05-28 Ammar Sherif , Abubakar Abid , Mustafa Elattar , Mohamed ElHelw

Semantic Web technology has successfully facilitated many RDF models with rich data representation methods. It also has the potential ability to represent and store multimodal knowledge bases such as multimodal scene graphs. However, most…

Databases · Computer Science 2022-09-08 Yanzeng Li , Zilong Zheng , Wenjuan Han , Lei Zou