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Displaying 1-18 out of 18 total
Multicore-Enabled Smart Storage for Clusters
Found in: 2012 IEEE International Conference on Cluster Computing (CLUSTER)
By Zhiyang Ding,Xunfei Jiang,Shu Yin,Xiao Qin,Kai-Hsiung Chang,Xiaojun Ruan,Mohammed I. Alghamdi,Meikang Qiu
Issue Date:September 2012
pp. 108-116
We present a multicore-enabled smart storage for clusters in general and MapReduce clusters in particular. The goal of this research is to improve performance of data-intensive parallel applications on clusters by offloading data processing to multicore pr...
ES-MPICH2: A Message Passing Interface with Enhanced Security
Found in: IEEE Transactions on Dependable and Secure Computing
By Xiaojun Ruan,Qing Yang,Mohammed I. Alghamdi,Shu Yin,Xiao Qin
Issue Date:May 2012
pp. 361-374
Reliability analysis of an energy-aware RAID system
Found in: IEEE International Performance Computing and Communications Conference
By Shu Yin,Yun Tian,Jiong Xie,Xiao Qin,Xiaojun Ruan,Mohammed Alghamdi,Meikang Qiu
Issue Date:November 2011
pp. 1-8
We develop a mathematical model -- MREED -- to quantitatively evaluate the failure rate of energy-efficient parallel storage systems. The Power-Aware Redundant Array of Inexpensive Disk (PARAID) aims to reduce energy use of commodity server-class disks wit...
A Secure File Allocation Algorithm for Heterogeneous Distributed Systems
Found in: Parallel Processing Workshops, International Conference on
By Yun Tian,Jiong Xie,Shu Yin,Ji Zhang,Xiao Qin,Mohammed I. Alghamdi,Meikang Qiu,Yiming Yang
Issue Date:September 2011
pp. 168-175
In this study we develop a secure allocating processing(SAP) algorithm for the S-FAS scheme [13] to improve the security level and consider its performance using the heterogeneous feature of a large distributed system. The SAP allocation algorithm consider...
Secure Fragment Allocation in a Distributed Storage System with Heterogeneous Vulnerabilities
Found in: Networking, Architecture, and Storage, International Conference on
By Yun Tian,Shu Yin,Jiong Xie,Ji Zhang,Xiao Qin,Mohammed I. Alghamdi,Meikang Qiu,Yiming Yang
Issue Date:July 2011
pp. 170-179
There is a growing demand for large-scale distributed storage systems to support resource sharing and fault tolerance. Although heterogeneity issues of distributed systems have been widely investigated, little attention has yet been paid to security soluti...
Energy Efficient Prefetching with Buffer Disks for Cluster File Systems
Found in: Parallel Processing, International Conference on
By Adam Manzanares, Xiaojun Ruan, Shu Yin, Jiong Xie, Zhiyang Ding, Yun Tian, James Majors, Xiao Qin
Issue Date:September 2010
pp. 404-413
Energy efficient computing is becoming increasingly important as the scale of parallel computing systems is expanding. As the processing power of parallel computing systems has been incremented there has been an increased demand for large scale storage sys...
Improving Energy Efficiency and Security for Disk Systems
Found in: High Performance Computing and Communications, 10th IEEE International Conference on
By Shu Yin, Mohammed I. Alghamdi, Xiaojun Ruan, Mais Nijim, Ashwin Tamilarasan, Ziliang Zong, Xiao Qin, Yiming Yang
Issue Date:September 2010
pp. 442-449
Improving security and minimizing power consumption are crucial for large-scale data storage systems. Although a handful of studies have been focused on data security and energy efficiency, most of the existing approaches have concentrated on only one of t...
Improving MapReduce performance through data placement in heterogeneous Hadoop clusters
Found in: Parallel and Distributed Processing Workshops and PhD Forum, 2011 IEEE International Symposium on
By Jiong Xie, Shu Yin, Xiaojun Ruan, Zhiyang Ding, Yun Tian,James Majors,Adam Manzanares, Xiao Qin
Issue Date:April 2010
pp. 1-9
MapReduce has become an important distributed processing model for large-scale data-intensive applications like data mining and web indexing. Hadoop-an open-source implementation of MapReduce is widely used for short jobs requiring low response time. The c...
Communication-Aware Load Balancing for Parallel Applications on Clusters
Found in: IEEE Transactions on Computers
By Xiao Qin, Hong Jiang, Adam Manzanares, Xiaojun Ruan, Shu Yin
Issue Date:January 2010
pp. 42-52
Cluster computing has emerged as a primary and cost-effective platform for running parallel applications, including communication-intensive applications that transfer a large amount of data among the nodes of a cluster via the interconnection network. Conv...
Can We Improve Energy Efficiency of Secure Disk Systems without Modifying Security Mechanisms?
Found in: Networking, Architecture, and Storage, International Conference on
By Xiaojun Ruan, Adam Manzanares, Shu Yin, Mais Nijim, Xiao Qin
Issue Date:July 2009
pp. 413-420
Improving energy efficiency of security-aware storage systems is challenging, because security and energy efficiency are often two conflicting goals. The first step toward making the best tradeoffs between high security and energy efficiency is to profile ...
Energy-Aware Prefetching for Parallel Disk Systems: Algorithms, Models, and Evaluation
Found in: Network Computing and Applications, IEEE International Symposium on
By Adam Manzanres, Xiaojun Ruan, Shu Yin, Mais Nijim, Wei Luo, Xiao Qin
Issue Date:July 2009
pp. 90-97
Parallel disk systems consume a significant amount of energy due to the large number of disks. To design economically attractive and environmentally friendly parallel disk systems, in this paper we design and evaluate an energy-aware prefetching strategy f...
A Dynamic Survivability Reconfiguration Framework Based on QoS
Found in: Advanced Computer Control, International Conference on
By Wang Li, Li-Zhi Shu, Yin Feng
Issue Date:January 2009
pp. 103-106
Traditional security approaches are not sufficient to deal with the protection and survivability of highly distributed information systems operating in unbounded networks. In view of the deficiencies of the essential services’ self-recovering when the surv...
A Mixed-Mode Delay-Locked Loop for Wide-Range Operation and Multiphase Clock Generation
Found in: System-on-Chip for Real-Time Applications, International Workshop on
By Kuo-Hsing Cheng, Yu-Lung Lo, Wen-Fang Yu, Shu-Yin Hung
Issue Date:July 2003
pp. 90
This paper describes a mixed-mode delay-locked loop (DLL) for wide-range operation and multiphase outputs with just one clock cycle. The architecture of the proposed DLL uses the mixed-mode time-to-digital converter (TDC) scheme for phase range selector to...
Exploiting Pipelined Encoding Process to Boost Erasure-Coded Data Archival
Found in: IEEE Transactions on Parallel and Distributed Systems
By Jianzhong Huang,Yanqun Wang,Xiao Qin,Xianhai Liang,Shu Yin,Changsheng Xie
Issue Date:February 2015
pp. 1
This paper addresses an issue of erasure-coded data archival, where (k+r, k) erasure codes are employed to archive rarely accessed replicas. The traditional synchronous encoding process neither leverages the existence of replicas, nor handles encoding oper...
MINT: A Reliability Modeling Frameworkfor Energy-Efficient Parallel Disk Systems
Found in: IEEE Transactions on Dependable and Secure Computing
By Shu Yin,Xiaojun Ruan,Adam Manzanares,Xiao Qin,Kenli Li
Issue Date:July 2014
pp. 345-360
The Popular Disk Concentration (PDC) technique and the Massive Array of Idle Disks (MAID) technique are two effective energy conservation schemes for parallel disk systems. The goal of PDC and MAID is to skew I/O load toward a few disks so that other disks...
PRE-BUD: Prefetching for energy-efficient parallel I/O systems with buffer disks
Found in: ACM Transactions on Storage (TOS)
By Adam Manzanares, Shu Yin, Xiao Qin, Xiaojun Ruan
Issue Date:June 2011
pp. 1-29
A critical problem with parallel I/O systems is the fact that disks consume a significant amount of energy. To design economically attractive and environmentally friendly parallel I/O systems, we propose an energy-aware prefetching strategy (PRE-BUD) for p...
Conserving energy in real-time storage systems with I/O burstiness
Found in: ACM Transactions on Embedded Computing Systems (TECS)
By Adam Manzanares, Adam Roth, Mais Najim, Shu Yin, Xiao Qin, Xiaojun Ruan
Issue Date:February 2010
pp. 1-21
Energy conservation has become a critical problem for real-time embedded storage systems. Although a variety of approaches for reducing energy consumption have been extensively studied, energy conservation for real-time embedded storage systems is still an...
Dynamic load balancing for I/O-intensive applications on clusters
Found in: ACM Transactions on Storage (TOS)
By Adam Manzanares, Hong Jiang, Shu Yin, Xiao Qin, Xiaojun Ruan
Issue Date:November 2009
pp. 1-38
Load balancing for clusters has been investigated extensively, mainly focusing on the effective usage of global CPU and memory resources. However, previous CPU- or memory-centric load balancing schemes suffer significant performance drop under I/O-intensiv...