Survey of Disaggregated Memory: Cross-layer Technique Insights for Next-Generation Datacenters

Fuente: arXiv
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Hauptverfasser: Wang, Jing, Li, Chao, Wang, Taolei, Guo, Jinyang, Yang, Hanzhang, Zhuansun, Yiming, Guo, Minyi
Format: Preprint
Veröffentlicht: 2025
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author Wang, Jing
Li, Chao
Wang, Taolei
Guo, Jinyang
Yang, Hanzhang
Zhuansun, Yiming
Guo, Minyi
author_facet Wang, Jing
Li, Chao
Wang, Taolei
Guo, Jinyang
Yang, Hanzhang
Zhuansun, Yiming
Guo, Minyi
contents The growing scale of data requires efficient memory subsystems with large memory capacity and high memory performance. Disaggregated architecture has become a promising solution for today's cloud and edge computing for its scalability and elasticity. As a critical part of disaggregation, disaggregated memory faces many design challenges in many dimensions, including hardware scalability, architecture structure, software system design, application programmability, resource allocation, power management, etc. These challenges inspire a number of novel solutions at different system levels to improve system efficiency. In this paper, we provide a comprehensive review of disaggregated memory, including the methodology and technologies of disaggregated memory system foundation, optimization, and management. We study the technical essentials of disaggregated memory systems and analyze them from the hardware, architecture, system, and application levels. Then, we compare the design details of typical cross-layer designs on disaggregated memory. Finally, we discuss the challenges and opportunities of future disaggregated memory works that serve better for next-generation elastic and efficient datacenters.
format Preprint
id arxiv_https___arxiv_org_abs_2503_20275
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Survey of Disaggregated Memory: Cross-layer Technique Insights for Next-Generation Datacenters
Wang, Jing
Li, Chao
Wang, Taolei
Guo, Jinyang
Yang, Hanzhang
Zhuansun, Yiming
Guo, Minyi
Distributed, Parallel, and Cluster Computing
Hardware Architecture
The growing scale of data requires efficient memory subsystems with large memory capacity and high memory performance. Disaggregated architecture has become a promising solution for today's cloud and edge computing for its scalability and elasticity. As a critical part of disaggregation, disaggregated memory faces many design challenges in many dimensions, including hardware scalability, architecture structure, software system design, application programmability, resource allocation, power management, etc. These challenges inspire a number of novel solutions at different system levels to improve system efficiency. In this paper, we provide a comprehensive review of disaggregated memory, including the methodology and technologies of disaggregated memory system foundation, optimization, and management. We study the technical essentials of disaggregated memory systems and analyze them from the hardware, architecture, system, and application levels. Then, we compare the design details of typical cross-layer designs on disaggregated memory. Finally, we discuss the challenges and opportunities of future disaggregated memory works that serve better for next-generation elastic and efficient datacenters.
title Survey of Disaggregated Memory: Cross-layer Technique Insights for Next-Generation Datacenters
topic Distributed, Parallel, and Cluster Computing
Hardware Architecture
url https://arxiv.org/abs/2503.20275