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Despite the high computational throughput of GPUs, limited memory capacity and bandwidth-limited CPU-GPU communication via PCIe links remain significant bottlenecks for accelerating large-scale data analytics workloads. This paper…

数据库 · 计算机科学 2025-02-14 Yichao Yuan , Advait Iyer , Lin Ma , Nishil Talati

Modern heterogeneous supercomputing systems are comprised of CPUs, GPUs, and high-speed network interconnects. Communication libraries supporting efficient data transfers involving memory buffers from the GPU memory typically require the…

分布式、并行与集群计算 · 计算机科学 2023-06-29 Naveen Namashivayam , Krishna Kandalla , James B White , Larry Kaplan , Mark Pagel

In recent years, large language models have achieved great success due to their unprecedented size. However, training these models poses a challenge for most researchers as it requires a substantial number of GPUs. To reduce GPU memory…

分布式、并行与集群计算 · 计算机科学 2023-06-01 Haichen Huang , Jiarui Fang , Hongxin Liu , Shenggui Li , Yang You

Distributed training techniques have been widely deployed in large-scale deep neural networks (DNNs) training on dense-GPU clusters. However, on public cloud clusters, due to the moderate inter-connection bandwidth between instances,…

Multi-tenant machine learning services have become emerging data-intensive workloads in data centers with heavy usage of GPU resources. Due to the large scale, many tuning parameters and heavy resource usage, it is usually impractical to…

分布式、并行与集群计算 · 计算机科学 2022-01-11 Ruofan Liang , Bingsheng He , Shengen Yan , Peng Sun

One of the major bottlenecks for efficient deployment of neural network based recommendation systems is the memory footprint of their embedding tables. Although many neural network based recommendation systems could benefit from the faster…

分布式、并行与集群计算 · 计算机科学 2024-11-05 Lutfi Eren Erdogan , Vijay Anand Raghava Kanakagiri , Kurt Keutzer , Zhen Dong

Modeling data sharing in GPU programs is a challenging task because of the massive parallelism and complex data sharing patterns provided by GPU architectures. Better GPU caching efficiency can be achieved through careful task scheduling…

分布式、并行与集群计算 · 计算机科学 2016-10-04 Lingda Li , Ari B. Hayes , Stephen A. Hackler , Eddy Z. Zhang , Mario Szegedy , Shuaiwen Leon Song

The end of Dennard scaling has pushed power consumption into a first order concern for current systems, on par with performance. As a result, near-threshold voltage computing (NTVC) has been proposed as a potential means to tackle the…

分布式、并行与集群计算 · 计算机科学 2015-03-30 Charalampos Chalios , Dimitrios S. Nikolopoulos , Enrique S. Quintana-Orti

For computational fluid dynamics (CFD) applications with a large number of grid points/cells, parallel computing is a common efficient strategy to reduce the computational time. How to achieve the best performance in the modern…

性能 · 计算机科学 2018-03-12 Yong-Xian Wang , Li-Lun Zhang , Wei Liu , Xing-Hua Cheng , Yu Zhuang , Anthony T. Chronopoulos

With the rapid growth in the volume of data sets, models, and devices in the domain of deep learning, there is increasing attention on large-scale distributed deep learning. In contrast to traditional distributed deep learning, the…

分布式、并行与集群计算 · 计算机科学 2024-04-10 Feng Liang , Zhen Zhang , Haifeng Lu , Victor C. M. Leung , Yanyi Guo , Xiping Hu

GPUs are the dominant platform for many important applications today including deep learning, accelerated computing, and scientific simulation. However, as the complexity of both applications and hardware increases, GPU chip manufacturers…

硬件体系结构 · 计算机科学 2025-09-29 Ian McDougall , Michael Davies , Rahul Chatterjee , Somesh Jha , Karthikeyan Sankaralingam

Modern data analytics requires a huge amount of computing power and processes a massive amount of data. At the same time, the underlying computing platform is becoming much more heterogeneous on both hardware and software. Even though…

分布式、并行与集群计算 · 计算机科学 2025-03-13 Zeke Wang , Jie Zhang , Hongjing Huang , Yingtao Li , Xueying Zhu , Mo Sun , Zihan Yang , De Ma , Huajing Tang , Gang Pan , Fei Wu , Bingsheng He , Gustavo Alonso

In cloud environments, GPU-based deep neural network (DNN) inference servers are required to meet the Service Level Objective (SLO) latency for each workload under a specified request rate, while also minimizing GPU resource consumption.…

分布式、并行与集群计算 · 计算机科学 2024-09-24 Munkyu Lee , Sihoon Seong , Minki Kang , Jihyuk Lee , Gap-Joo Na , In-Geol Chun , Dimitrios Nikolopoulos , Cheol-Ho Hong

Scaling Deep Neural Networks (DNNs) requires significant computational resources in terms of GPU quantity and compute capacity. In practice, there usually exists a large number of heterogeneous GPU devices due to the rapid release cycle of…

分布式、并行与集群计算 · 计算机科学 2024-08-23 WenZheng Zhang , Yang Hu , Jing Shi , Xiaoying Bai

GPU-aware collective communication has become a major bottleneck for modern computing platforms as GPU computing power rapidly rises. A traditional approach is to directly integrate lossy compression into GPU-aware collectives, which can…

分布式、并行与集群计算 · 计算机科学 2024-05-08 Jiajun Huang , Sheng Di , Xiaodong Yu , Yujia Zhai , Jinyang Liu , Yafan Huang , Ken Raffenetti , Hui Zhou , Kai Zhao , Xiaoyi Lu , Zizhong Chen , Franck Cappello , Yanfei Guo , Rajeev Thakur

Sparse matricized tensor times Khatri-Rao product (MTTKRP) is one of the most computationally expensive kernels in sparse tensor computations. This work focuses on optimizing the MTTKRP operation on GPUs, addressing both performance and…

分布式、并行与集群计算 · 计算机科学 2019-04-09 Israt Nisa , Jiajia Li , Aravind Sukumaran-Rajam , Richard Vuduc , P. Sadayappan

Modern graphics computing units (GPUs) are designed and optimized to perform highly parallel numerical calculations. This parallelism has enabled (and promises) significant advantages, both in terms of energy performance and calculation. In…

硬件体系结构 · 计算机科学 2021-10-26 Quentin Gallouédec

The overwhelmingly increasing amount of stored data has spurred researchers seeking different methods in order to optimally take advantage of it which mostly have faced a response time problem as a result of this enormous size of data. Most…

分布式、并行与集群计算 · 计算机科学 2014-02-18 H I Alzeini , Sh A Hameed , M H Habaebi

In response to the increasingly critical demand for accurate prediction of GPU memory resources in deep learning tasks, this paper deeply analyzes the current research status and innovatively proposes a deep learning model that integrates…

机器学习 · 计算机科学 2025-10-27 Chao Wang , Zhizhao Wen , Ruoxin Zhang , Puyang Xu , Yifan Jiang

The geometric multigrid method (GMG) is one of the most efficient solving techniques for discrete algebraic systems arising from elliptic partial differential equations. GMG utilizes a hierarchy of grids or discretizations and reduces the…

数值分析 · 数学 2013-01-14 Chunsheng Feng , Shi Shu , Jinchao Xu , Chen-Song Zhang