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scalability
(1759 results)-
White Papers
A "GAP-Model" Based Framework for Online VVoIP QoE Measurement
Nov 2007
Increased access to broadband networks has led to a fast-growing demand for Voice and Video over IP (VVoIP) applications such as Internet telephony (VoIP), videoconferencing, and IP television...
Provided by Ohio State University
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White Papers
VIRO: A Scalable, Robust and Namespace Independent Virtual Id ROuting for Future Networks
Feb 2011
Today's Internet is increasingly strained to meet the demands and requirements of these Internet services and their users, such as scalability to accommodate the increasing number of network...
Provided by University of Minnesota
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Case Studies
Digitale Gardermoen IKS
Feb 2011
Large IT company chooses Shavlik to improve efficiencies in patch management and within a week regains stability, lost weekends and peace of mind. Digitale Gardermoen IKS, is a Managed Service...
Provided by Shavlik Technologies
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White Papers
Virtual Id Routing: A Scalable Routing Framework With Support for Mobility and Routing Efficiency
Aug 2008
Current flat-id based routing schemes promise support for mobility and scalability. However, providing efficient routing with minimal overheads for mobility is still a challenge. This paper...
Provided by Association for Computing Machinery
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White Papers
A Quasi-Likelihood Approach for Accurate Traffic Matrix Estimation in a High Speed Network
Jan 2008
Knowing the traffic matrix, i.e., packet/byte counts between pairs of nodes in a network, is important for network management. The main challenges for accurate traffic matrix estimation in a high...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
The Design, Implementation and Performance Evaluation of Xylophone: A Scalable QoS-Enabled WiFi Locator Service
Jul 2010
WiFi access points that provide Internet access to users have been steadily increasing in urban areas. Different access points different from one another in terms of services that they provide,...
Provided by University of Colorado at Boulder
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White Papers
Scaling Laws for Data-Centric Storage and Querying in Wireless Sensor Networks
Nov 2008
The authors use a constrained optimization framework to derive scaling laws for data-centric storage and querying in wireless sensor networks. This paper considers both unstructured sensor...
Provided by University of Southern California
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White Papers
Enhancement of the IEEE 802.15.4 MAC Protocol for Scalable Data Collection in Dense Sensor Networks
Jan 2008
IEEE 802.15.4 is an important standard for low-rate low power wireless personal area networks that is in increasing commercial use for a diverse range of embedded wireless sensing and control...
Provided by University of Southern California
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White Papers
Minimizing Probing Cost for Detecting Interface Failures: Algorithms and Scalability Analysis
May 2009
The automatic detection of failures in IP paths is an essential step for operators to perform diagnosis or for overlays to adapt. The authors study a scenario where a set of monitors send probes...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
On the Connection-Level Stability of Congestion-Controlled Communication Networks
Jan 2011
The authors are interested in the connection-level stability of a network employing congestion control. In particular, they study how the stability region of the network (i.e., the set of offered...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Competitive Scheduling in Wireless Collision Channels With Correlated Channel State
Nov 2008
The authors consider a wireless collision channel, shared by a finite number of mobile users who transmit to a common base station. Each user wishes to optimize its individual network utility that...
Provided by Massachusetts Institute of Technology
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White Papers
A Distributed Newton Method for Network Optimization
Mar 2009
Most existing work uses dual decomposition and subgradient methods to solve network optimization problems in a distributed manner, which suffer from slow convergence rate properties. This paper...
Provided by University of Pennsylvania
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White Papers
A Unified Approach to Optimizing Performance in Networks Serving Heterogeneous Flows
May 2009
In this work, the authors study the control of communication networks in the presence of both inelastic and elastic traffic flows. The characteristics of these two types of traffic differ...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Scalable Content-Based Routing in Pub/Sub Systems
May 2009
In this paper, the authors develop a framework for achieving scalable and communication-efficient dissemination of content in pub/sub systems. To maximize communication sharing across...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Correlations in End-to-End Network Metrics: Impact on Large Scale Network Monitoring
Jul 2008
With the ever growing size of the Internet and increasing popularity of the overlay and peer-to-peer networks, scalable end-to-end (e2e) network monitoring is essential for better network...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Exploiting Use of a New Performance Metric for Construction of Robust and Efficient Wireless Backbone Network
Apr 2010
In order to improve transmission throughput of a multi-hop wireless network, many efforts have been made in recent years to reduce traffic and hence transmission collisions by constructing...
Provided by Stony Brook University
-
White Papers
Adaptive Exploitation of Cooperative Relay for High Performance Communications in MIMO Ad Hoc Networks
Aug 2010
With the popularity of wireless devices and the increase of computing and storage resources, there are increasing interests in supporting mobile computing techniques. Particularly, ad hoc networks...
Provided by Stony Brook University
-
White Papers
Executive Brief: How can I Overcome the Security Challenges of Today's Virtualized Infrastructures?
Mar 2011
According to Gartner, "through 2012, 60% of virtualized servers will be less secure than the physical servers they replace, dropping to 30% by Year End 2015." So regardless of how "physical" or...
Provided by CA
-
White Papers
Grouping-Proof Protocol for RFID Tags: Security Definition and Scalable Construction
Dec 2009
In this paper, the authors propose a grouping-proof protocol for RFID tags based on secret sharing. The proposed protocol addresses the scalability issue of the previous protocols by removing the...
Provided by Information and Communications University
-
White Papers
DoublePlay: Parallelizing Sequential Logging and Replay
Mar 2011
Deterministic replay systems record and reproduce the execution of a hardware or software system. In contrast to replaying execution on uniprocessors, deterministic replay on multiprocessors is...
Provided by Association for Computing Machinery
-
White Papers
BCSQ: Bin-Based Core Stateless Queueing for Scalable Support of Guaranteed Services
Jan 2011
Core stateless packet scheduling systems have received considerable attention in recent years because of their scalability in supporting per-flow Quality of Services guarantees. In such a system...
Provided by Florida State University
-
White Papers
Tri-Gate Bulk CMOS Technology for Improved SRAM Scalability
Jun 2010
A simple approach for manufacturing quasi-planar tri-gate bulk MOSFET structures is demonstrated and shown to be effective for reducing variation in 6T-SRAM read and write margins, in an early...
Provided by University of California, Berkeley
-
White Papers
JANUS: A Framework for Scalable and Secure Routing in Hybrid Wireless Networks
Jan 2008
Hybrid networks consisting of cellular and Wi-Fi networks were proposed as high-throughput architecture for cellular services. In such networks, devices equipped with cellular and Wi-Fi network...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Scalable Flow-Based Networking With DIFANE
Sep 2010
Ideally, enterprise administrators could specify fine-grain policies that drive how the underlying switches forward, drop, and measure traffic. However, existing techniques for flow-based...
Provided by Association for Computing Machinery
-
White Papers
A Framework for Scalable, Parallel Performance Monitoring
Aug 2010
Performance monitoring of HPC applications offers opportunities for adaptive optimization based on dynamic performance behavior, unavailable in purely post-mortem performance views. However, a...
Provided by John Wiley & Sons
-
White Papers
Knowledge Support and Automation for Performance Analysis With PerfExplorer 2.0
Apr 2008
The integration of scalable performance analysis in parallel development tools is difficult. The potential size of data sets and the need to compare results from multiple experiments presents a...
Provided by University of Oregon
-
Whitepapers
Business Answers at Your Fingertips: The Real-Time Value of BI
Mar 2011
This Aberdeen Research brief hones in on the critical time element of a Best-in-Class BI strategy. The research shows that these top performers are leveraging real-time or near real-time analytics...
Provided by SAP
-
White Papers
Scalability of 3DIntegrated Arithmetic Units in High Performance Microprocessors
Jun 2007
Three-Dimensional integration provides a simultaneous improvement in wire-related delay and power consumption of microprocessor circuits. Prior work has looked at the performance, power, and area...
Provided by Association for Computing Machinery
-
White Papers
Energy Scalability of On-Chip Interconnection Networks in Multicore Architectures
Nov 2008
On-Chip interconnection Networks (OCNs) such as point-to-point networks and buses form the communication backbone in systems-on-a-chip, multicore processors, and tiled processors. OCNs can consume...
Provided by Massachusetts Institute of Technology
-
White Papers
RDMA-Based Job Migration Framework for MPI Over InfiniBand
Jul 2010
Coordinated checkpoint and recovery is a common approach to achieve fault tolerance on large-scale systems. The traditional mechanism dumps the process image to a local disk or a central storage...
Provided by Ohio State University
-
White Papers
Improving Application Performance and Predictability Using Multiple Virtual Lanes in Modern Multi-Core InfiniBand Clusters
Jun 2010
Network congestion is an important factor affecting the performance of large scale jobs in supercomputing clusters, especially with the wide deployment of multi-core processors. The blocking...
Provided by Ohio State University
-
White Papers
High Performance Design and Implementation of Nemesis Communication Layer for Two-Sided and One-Sided MPI Semantics in MVAPICH2
Jul 2010
High End Computing (HEC) systems are being deployed with eight to sixteen compute cores, with 64 to 128 cores/node being envisioned for exascale systems. MVAPICH2 is a popular implementation of...
Provided by Ohio State University
-
White Papers
Design and Evaluation of Generalized Collective Communication Primitives With Overlap Using ConnectX-2 Offload Engine
Aug 2010
Collective communication operations provided by the Message Passing Interface (MPI) are heavily used by scientific applications at large scale. The current MPI standard, MPI-2.2, only defines...
Provided by Ohio State University
-
White Papers
High Performance Data Transfer in Grid Environment Using GridFTP Over InfiniBand
Mar 2010
GridFTP, designed by using the Globus XIO framework, is one of the most popular methods for performing data transfers in the Grid environment. But the performance of GridFTP in WAN is limited by...
Provided by Ohio State University
-
White Papers
Designing Topology-Aware Collective Communication Algorithms for Large Scale InfiniBand Clusters: Case Studies With Scatter and Gather
Mar 2010
Modern high performance computing systems are being increasingly deployed in a hierarchical fashion with multi-core computing platforms forming the base of the hierarchy. These systems are usually...
Provided by Ohio State University
-
White Papers
Designing High-Performance and Resilient Message Passing on InfiniBand
Feb 2010
Clusters featuring the InfiniBand interconnect are continuing to scale. As an example, the "Ranger" system at the Texas Advanced Computing Center (TACC) includes over 60,000 cores with nearly...
Provided by Ohio State University
-
White Papers
Designing and Evaluating MPI-2 Dynamic Process Management Support for InfiniBand
Jul 2009
Dynamic process management is a feature of MPI-2 that allows an MPI process to create new processes and manage communication with these processes. The dynamic creation of processes allows...
Provided by Ohio State University
-
White Papers
Design Alternatives for Implementing Fence Synchronization in MPI-2 One-Sided Communication for InfiniBand Clusters
Aug 2009
Scientific computing has seen an immense growth in recent years. The Message Passing Interface (MPI) has become the de-facto standard for parallel programming model for distributed memory systems....
Provided by Ohio State University
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White Papers
ProOnE: A General-Purpose Protocol Onload Engine for Multi-And Many-Core Architectures
May 2009
Modern high-end computing systems utilize specialized offload engines to enhance various aspects of their processing. For example, high-speed networks such as InfiniBand, Quadrics and Myrinet...
Provided by Ohio State University
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White Papers
Designing Next Generation Clusters: Evaluation of InfiniBand DDR/QDR on Intel Computing Platforms
Aug 2009
Clusters based on commodity components continue to be very popular for High-Performance Computing (HPC). These clusters must be careful to balance both computational as well as I/O requirements of...
Provided by Ohio State University
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Case Studies
Christus Health Centralizes Managed File Transfer
Apr 2011
CHRISTUS Health, an international not-for-profit health system, provides healthcare for those in need and invests in programs to improve the overall health of their patient communities. The...
Provided by Coviant Software
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Whitepapers
Personal Federation Control With the Identity Dashboard
Nov 2010
Current federated identity management solutions for open networks do not solve the scalability problems for users. In some cases, federation might even increase the identity management complexity...
Provided by University of Orleans
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Whitepapers
A New Addressing Solution for Scalable Routing in the Presence of Mobility
Oct 2008
The routing architecture in today's IP networks relies on IP addresses that are overloaded in the sense that they are used as both IDentifiers (IDs) and addresses (locators). This makes it hard to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
SPPS: A Scalable P2P-Based Proximity-Aware Multi-Resource Discovery Scheme for Grids
Oct 2008
Grids are emerging as a novel approach of employing distributed computational and storage resources to solve large-scale problems in science, engineering, and commerce. Distributed Hash Table...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Scalable Video Coding Across Heterogeneous Networks
Oct 2008
Scalable Video Coding (SVC) is a standardized extension to the widely accepted H.264/MPEG-4 Advanced Video Coding (AVC) standard. SVC provides scalability at a bit stream level and allows multiple...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
New Approach to Develop the Messenger Application : From Client Server Design to P2P Implementation
Jul 2012
Client server application architecture is widely used in design and development of distributed application. Its advantage is the protocol design simplicity. However, the architecture has several...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
Security of Electrostatic Field Persistent Routing: Attacks and Defense Mechanisms
May 2012
Electrostatic Field-based Routing (EFR) is a form of geographical multi-path routing where packets are routed along a collection of electrostatic field lines, defined by electrostatic charges...
Provided by Northwestern University
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Whitepapers
Phoenix: Towards an Accurate, Practical and Decentralized Network Coordinate System
Mar 2009
Network Coordinate (NC) system allows efficient Internet distance prediction with scalable measurements. Most of the NC systems are based on embedding hosts into a low dimensional Euclidean space....
Provided by International Federation for Information Processing
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Whitepapers
NC-APT: An Efficient and Scalable Download Mirror Selecting System
Feb 2010
When large files are offered by many mirrors for clients to download, selecting the proper download mirrors is necessary in speeding up the clients' download. The existing method, which measures...
Provided by University of Gloucestershire
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Whitepapers
Taming the Triangle Inequality Violations With Network Coordinate System on Real Internet
Nov 2010
Network Coordinate (NC) systems are efficient in scalable Internet latency estimation. While most of the focus has been put on how to distort Triangle Inequality Violation (TIV) in metric spaces...
Provided by Association for Computing Machinery
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Whitepapers
Tarantula: Towards an Accurate Network Coordinate System by Handling Major Portion of TIVs
Jul 2011
Network Coordinate (NC) systems provide an efficient and scalable mechanism to estimate latencies among hosts. However, many popular algorithms like Vivaldi suffer greatly from the existence of...
Provided by Tsihai
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Whitepapers
NCShield: Securing Decentralized, Matrix Factorization-Based Network Coordinate Systems
Jul 2012
While Network Coordinate (NC) systems provide scalable Internet distance estimation service and are useful for various Internet applications, decentralized, Matrix Factorization-based NC (MFNC)...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Resilient Traffic Engineering in a Transit-Edge Separated Internet Routing
Apr 2011
The significant growth of Internet traffic and increase of routing tables require solutions to address Internet scalability and resiliency. A possible direction is to move away from the flat...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Comparative Study of the Phases of Wireless Intelligent Network
May 2011
The primary weapon for empowering providers to deliver distinctive services with enhanced flexibility is Wireless Intelligent Networks (WINs). The Wireless Intelligent Network seeks to win and...
Provided by International forum of researchers Students and Academician
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Whitepapers
MicroSeismic Case Study
Jul 2012
Learn how MicroSeismic, Inc., upgrades server infrastructure to an HP ProLiant S6500/SL390s cluster with NVIDIA Tesla GPUs to handle massive growth and data processing requirements. Sponsored...
Provided by HP & Intel® Xeon® Processors
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Whitepapers
Opportunistic Virtual Backbone Construction in Intermittently Connected Mobile Ad Hoc Networks
Apr 2011
Data communication over Intermittently Connected Mobile Ad hoc Networks (ICMANs) can be carried out by opportunistically employment of mobility nature of nodes and the storage space of all nodes....
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Sybil Detection Via Distributed Sparse Cut Monitoring
Apr 2011
Decentralized reputation systems help to enforce discipline and fairness in large unstructured and ad-hoc systems by rewarding good behavior and penalizing dishonest or greedy behavior. They are...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
An Efficient and Robust Multicast Protocol Over Mobile AD-HOC Network
Jan 2012
Group communications are important in Mobile Ad hoc NETworks (MANETs). Multicast is an efficient method for implementing group communications. However, it is challenging to implement efficient and...
Provided by International forum of researchers Students and Academician
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Whitepapers
An Aggregative Approach for Scalable Detection of DoS Attacks
Oct 2008
In Voice Over IP (VoIP) systems, intruders can launch DoS attacks by establishing a large number of open connections to prevent the system from serving legitimate users. Existing defenses against...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Reliable Network Application Identification Based on Transition Pattern of Payload Length
Oct 2008
In recent years, information leakage through the Internet has become a new social problem. Many information leakage incidents are caused by illegal applications such as Peer-To-Peer (P2P) file...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Involutional Block Cipher for Limited Resources
Oct 2008
The authors propose a scalable block cipher which is an involutional SPN. They use one S-box which is an involution and a bit permutation which also is an involution. As a result they received a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Delay-Sensitive Services QoS Control in Sensor- Based Mass Applications
Oct 2008
Wireless Sensor Networks shift from academic realm to industry. The shifting has been started with private, specialized and business-to-business application, but business-to-customers applications...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
GARUDA: Achieving Effective Reliability for Downstream Communication in Wireless Sensor Networks
Feb 2008
There exist several applications of sensor networks where the reliability of data delivery can be critical. Although the redundancy inherent in a sensor network might increase the degree of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Reliable and Scalable DHT-Based SIP Server Farm
Oct 2008
Session Initiation Protocol has been widely deployed to enable multimedia communication. To guarantee service reliability and scalability, service providers usually deploy SIP server farms. In...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Scalable Resource Management Mechanism With Feedback Control for Network Systems
Oct 2008
With the progress of large-scaled networks, a service platform should manage effectively enormous amounts of diversified information to ensure stable operations of the platform systems in a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Evaluation of a Rule-Based Approach for Context-Aware Services
Oct 2008
In previous work, the authors have proposed a rule-based platform to support context-aware service development. Rules are used to detect relevant situations in the users' context and to trigger...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Analysis of Load-Balanced Switch With Finite Buffers
Oct 2008
Recently the Birkhoff-von Neumann Load-Balanced (LB) switch has become a promising switch design due to its high scalability properties and simple control. The performance of the LB switch was...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
P2P-Based Internet-Wide Management of Interdomain Routing
Oct 2008
Interdomain routing is the glue that holds together the disparate networks of the Internet. However, scalability constraints force individual networks to only have a local view of the Internet's...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Migrating a Legacy Web-Based Document-Analysis Application to Hadoop and HBase: An Experience Report
Apr 2012
Migrating a legacy application to a more modern computing platform is a recurring software-development activity. This paper describes the authors' experience with a contemporary rendition of this...
Provided by International Federation for Information Processing
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Whitepapers
Resilient Traffic Engineering in a Transit-Edge Separated Internet Routing
Feb 2011
The significant growth of Internet traffic and increase of routing tables require solutions to address Internet scalability and resiliency. A possible direction is to move away from the flat...
Provided by George Mason University
-
Whitepapers
Brief Announcement: Efficient Model Checking of Fault-Tolerant Distributed Protocols Using Symmetry Reduction
Jul 2009
Fault-Tolerant (FT) distributed protocols represent fundamental building blocks behind many practical systems. A rigorous design of these protocols is desired given the complexity of manual...
Provided by Technische Universität Darmstadt
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Whitepapers
Role-Based Symmetry Reduction of Fault-Tolerant Distributed Protocols With Language Support
Sep 2009
Fault-Tolerant (FT) distributed protocols (such as group membership, consensus, etc.) represent fundamental building blocks for many practical systems, e.g., the Google File System. Not only does...
Provided by Technische Universitat Darmstadt
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Whitepapers
Fast Distributed Dominating Set Based Routing in Large Scale MANETs
Sep 2007
Hierarchical routing techniques have long been known to increase network scalability by constructing a virtual backbone. Even though MANETs have no physical backbone, a virtual backbone can be...
Provided by Reed Elsevier
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Whitepapers
On Efficient Network Planning and Routing in Large-Scale MANETs
Sep 2009
In Mobile Ad hoc NETworks (MANETs), hierarchical architecture and distributed approaches are more practical than flat architecture and centralized approaches. In this paper, the authors propose a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Treating Scalability and Modelling Human Countermeasures Against Local Preference Worms Via Gradient Models
Sep 2008
A network worm is a specific type of malicious software that self propagates by exploiting application vulnerabilities in network-connected systems. Worm propagation models are mathematical models...
Provided by Ionian University
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Whitepapers
Continuous Monitoring: Responding to New Threats in More Complex IT Environments
Sep 2012
As organizations today face the challenge of protecting their valuable data, they must balance that protection with giving business users and customers access to the data. Yet the threat...
Provided by Tripwire
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Whitepapers
Study of the Topology Mismatch Problem in Peer-to-Peer Networks
Jul 2012
The advantages of Peer-To-Peer (P2P) technology are innumerable when compared to other systems like Distributed Messaging System, Client-Server model, Cloud based systems. The vital advantages are...
Provided by International Institute for Science, Technology and Education
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Whitepapers
Single-Node Cluster Reduction in WSN and Energy-Efficiency During Cluster Formation
Jan 2010
A large Ad Hoc network can be represented as several sets of clusters. Each cluster contains one or more nodes and has its clusterhead (or caryomme) chosen following an election based on an...
Provided by Institut Telecom
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Whitepapers
Improving Clustering Techniques in Wireless Sensor Networks Using Thinning Process
Dec 2010
The authors propose a rapid cluster formation algorithm using a thinning technique : rC-MHP(rapid Clustering inspired from Matern Hard-Core Process). In order to prove its performance, it is...
Provided by CNRS
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Whitepapers
Data Partitioning for Semantic Web
Jan 2012
Semantic web database is an RDF database. Tremendous increase can be seen in semantic web data, as real life applications of semantic web are using this data. Efficient management of this data at...
Provided by Interscience Open Access Journals
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White Papers
Correlations in End-to-End Network Metrics: Impact on Large Scale Network Monitoring
Jul 2008
With the ever growing size of the Internet and increasing popularity of the overlay and peer-to-peer networks, scalable end-to-end (e2e) network monitoring is essential for better network...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Exploiting Use of a New Performance Metric for Construction of Robust and Efficient Wireless Backbone Network
Apr 2010
In order to improve transmission throughput of a multi-hop wireless network, many efforts have been made in recent years to reduce traffic and hence transmission collisions by constructing...
Provided by Stony Brook University
-
White Papers
Adaptive Exploitation of Cooperative Relay for High Performance Communications in MIMO Ad Hoc Networks
Aug 2010
With the popularity of wireless devices and the increase of computing and storage resources, there are increasing interests in supporting mobile computing techniques. Particularly, ad hoc networks...
Provided by Stony Brook University
-
White Papers
Executive Brief: How can I Overcome the Security Challenges of Today's Virtualized Infrastructures?
Mar 2011
According to Gartner, "through 2012, 60% of virtualized servers will be less secure than the physical servers they replace, dropping to 30% by Year End 2015." So regardless of how "physical" or...
Provided by CA
-
White Papers
Grouping-Proof Protocol for RFID Tags: Security Definition and Scalable Construction
Dec 2009
In this paper, the authors propose a grouping-proof protocol for RFID tags based on secret sharing. The proposed protocol addresses the scalability issue of the previous protocols by removing the...
Provided by Information and Communications University
-
White Papers
DoublePlay: Parallelizing Sequential Logging and Replay
Mar 2011
Deterministic replay systems record and reproduce the execution of a hardware or software system. In contrast to replaying execution on uniprocessors, deterministic replay on multiprocessors is...
Provided by Association for Computing Machinery
-
White Papers
BCSQ: Bin-Based Core Stateless Queueing for Scalable Support of Guaranteed Services
Jan 2011
Core stateless packet scheduling systems have received considerable attention in recent years because of their scalability in supporting per-flow Quality of Services guarantees. In such a system...
Provided by Florida State University
-
White Papers
Tri-Gate Bulk CMOS Technology for Improved SRAM Scalability
Jun 2010
A simple approach for manufacturing quasi-planar tri-gate bulk MOSFET structures is demonstrated and shown to be effective for reducing variation in 6T-SRAM read and write margins, in an early...
Provided by University of California, Berkeley
-
White Papers
JANUS: A Framework for Scalable and Secure Routing in Hybrid Wireless Networks
Jan 2008
Hybrid networks consisting of cellular and Wi-Fi networks were proposed as high-throughput architecture for cellular services. In such networks, devices equipped with cellular and Wi-Fi network...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Scalable Flow-Based Networking With DIFANE
Sep 2010
Ideally, enterprise administrators could specify fine-grain policies that drive how the underlying switches forward, drop, and measure traffic. However, existing techniques for flow-based...
Provided by Association for Computing Machinery
-
White Papers
A Framework for Scalable, Parallel Performance Monitoring
Aug 2010
Performance monitoring of HPC applications offers opportunities for adaptive optimization based on dynamic performance behavior, unavailable in purely post-mortem performance views. However, a...
Provided by John Wiley & Sons
-
White Papers
Knowledge Support and Automation for Performance Analysis With PerfExplorer 2.0
Apr 2008
The integration of scalable performance analysis in parallel development tools is difficult. The potential size of data sets and the need to compare results from multiple experiments presents a...
Provided by University of Oregon
-
Whitepapers
Business Answers at Your Fingertips: The Real-Time Value of BI
Mar 2011
This Aberdeen Research brief hones in on the critical time element of a Best-in-Class BI strategy. The research shows that these top performers are leveraging real-time or near real-time analytics...
Provided by SAP
-
White Papers
Scalability of 3DIntegrated Arithmetic Units in High Performance Microprocessors
Jun 2007
Three-Dimensional integration provides a simultaneous improvement in wire-related delay and power consumption of microprocessor circuits. Prior work has looked at the performance, power, and area...
Provided by Association for Computing Machinery
-
White Papers
Energy Scalability of On-Chip Interconnection Networks in Multicore Architectures
Nov 2008
On-Chip interconnection Networks (OCNs) such as point-to-point networks and buses form the communication backbone in systems-on-a-chip, multicore processors, and tiled processors. OCNs can consume...
Provided by Massachusetts Institute of Technology
-
White Papers
RDMA-Based Job Migration Framework for MPI Over InfiniBand
Jul 2010
Coordinated checkpoint and recovery is a common approach to achieve fault tolerance on large-scale systems. The traditional mechanism dumps the process image to a local disk or a central storage...
Provided by Ohio State University
-
White Papers
Improving Application Performance and Predictability Using Multiple Virtual Lanes in Modern Multi-Core InfiniBand Clusters
Jun 2010
Network congestion is an important factor affecting the performance of large scale jobs in supercomputing clusters, especially with the wide deployment of multi-core processors. The blocking...
Provided by Ohio State University
-
White Papers
High Performance Design and Implementation of Nemesis Communication Layer for Two-Sided and One-Sided MPI Semantics in MVAPICH2
Jul 2010
High End Computing (HEC) systems are being deployed with eight to sixteen compute cores, with 64 to 128 cores/node being envisioned for exascale systems. MVAPICH2 is a popular implementation of...
Provided by Ohio State University
-
White Papers
Design and Evaluation of Generalized Collective Communication Primitives With Overlap Using ConnectX-2 Offload Engine
Aug 2010
Collective communication operations provided by the Message Passing Interface (MPI) are heavily used by scientific applications at large scale. The current MPI standard, MPI-2.2, only defines...
Provided by Ohio State University
-
White Papers
High Performance Data Transfer in Grid Environment Using GridFTP Over InfiniBand
Mar 2010
GridFTP, designed by using the Globus XIO framework, is one of the most popular methods for performing data transfers in the Grid environment. But the performance of GridFTP in WAN is limited by...
Provided by Ohio State University
-
White Papers
Designing Topology-Aware Collective Communication Algorithms for Large Scale InfiniBand Clusters: Case Studies With Scatter and Gather
Mar 2010
Modern high performance computing systems are being increasingly deployed in a hierarchical fashion with multi-core computing platforms forming the base of the hierarchy. These systems are usually...
Provided by Ohio State University
-
White Papers
Designing High-Performance and Resilient Message Passing on InfiniBand
Feb 2010
Clusters featuring the InfiniBand interconnect are continuing to scale. As an example, the "Ranger" system at the Texas Advanced Computing Center (TACC) includes over 60,000 cores with nearly...
Provided by Ohio State University
-
White Papers
Designing and Evaluating MPI-2 Dynamic Process Management Support for InfiniBand
Jul 2009
Dynamic process management is a feature of MPI-2 that allows an MPI process to create new processes and manage communication with these processes. The dynamic creation of processes allows...
Provided by Ohio State University
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White Papers
Design Alternatives for Implementing Fence Synchronization in MPI-2 One-Sided Communication for InfiniBand Clusters
Aug 2009
Scientific computing has seen an immense growth in recent years. The Message Passing Interface (MPI) has become the de-facto standard for parallel programming model for distributed memory systems....
Provided by Ohio State University
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White Papers
ProOnE: A General-Purpose Protocol Onload Engine for Multi-And Many-Core Architectures
May 2009
Modern high-end computing systems utilize specialized offload engines to enhance various aspects of their processing. For example, high-speed networks such as InfiniBand, Quadrics and Myrinet...
Provided by Ohio State University
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White Papers
Designing Next Generation Clusters: Evaluation of InfiniBand DDR/QDR on Intel Computing Platforms
Aug 2009
Clusters based on commodity components continue to be very popular for High-Performance Computing (HPC). These clusters must be careful to balance both computational as well as I/O requirements of...
Provided by Ohio State University
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White Papers
Natively Supporting True One-Sided Communication in MPI on Multi-Core Systems With InfiniBand
Apr 2009
As high-end computing systems continue to grow in scale, the performance that applications can achieve on such large scale systems depends heavily on their ability to avoid explicitly synchronized...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
TupleQ: Fully-Asynchronous and Zero-Copy MPI Over InfiniBand
Sep 2009
The Message Passing Interface (MPI) is the defacto standard for parallel programming. As system scales increase, application writers often try to increase the overlap of communication and...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Designing Multi-Leader-Based Allgather Algorithms for Multi-Core Clusters
Sep 2009
The increasing demand for computational cycles is being met by the use of multi-core processors. Having large number of cores per node necessitates multi-core aware designs to extract the best...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Scalable MPI Design Over InfiniBand Using EXtended Reliable Connection
Oct 2008
A significant component of a high-performance cluster is the compute node interconnect. InfiniBand, is an interconnect of such systems that is enjoying wide success due to low latency...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Designing an Efficient Kernel-Level and User-Level Hybrid Approach for MPI Intra-Node Communication on Multi-Core Systems
Jun 2008
The emergence of multi-core processors has made MPI intra-node communication a critical component in high performance computing. In this paper, the authors use a three-step methodology to design...
Provided by Ohio State University
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White Papers
IMCa: A High Performance Caching Front-End for GlusterFS on InfiniBand
Jan 2011
With the rapid advances in computing technology, there is an explosion in media that needs to collected, cataloged, stored and accessed. With the speed of disks not keeping pace with the...
Provided by Ohio State University
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White Papers
Lock-Free Asynchronous Rendezvous Design for MPI Point-to-Point Communication
Jul 2008
Message Passing Interface (MPI) is the most commonly used method for programming distributed-memory systems. Most MPI implementations use a rendezvous protocol for transmitting large messages. One...
Provided by Springer Science+Business Media
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White Papers
Can Software Reliability Outperform Hardware Reliability on High Performance Interconnects? ACase Study With MPI Over InfiniBand
Jun 2008
An important part of modern supercomputing platforms is the network interconnect. As the number of computing nodes in clusters have increased, the role of the interconnect has become more...
Provided by Association for Computing Machinery
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White Papers
Zero-Copy Protocol for MPI Using InfiniBand Unreliable Datagram
Aug 2007
Memory copies are widely regarded as detrimental to the overall performance of applications. High-performance systems make every effort to reduce the number of memory copies, especially the copies...
Provided by Ohio State University
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White Papers
High Performance MPI Over IWARP: Early Experiences
Jun 2007
Modern interconnects and corresponding High Performance MPIs have been feeding the surge in the popularity of compute clusters and computing applications. Recently with the introduction of the...
Provided by Ohio State University
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White Papers
High Performance MPI Design Using Unreliable Datagram for Ultra-Scale InfiniBand Clusters
Jun 2007
High-performance clusters have been growing rapidly in scale. Most of these clusters deploy a high-speed interconnect, such as InfiniBand, to achieve higher performance. Most scientific...
Provided by Association for Computing Machinery
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Whitepapers
New Approach to Develop the Messenger Application : From Client Server Design to P2P Implementation
Jul 2012
Client server application architecture is widely used in design and development of distributed application. Its advantage is the protocol design simplicity. However, the architecture has several...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
Scalable Video Coding Across Heterogeneous Networks
Oct 2008
Scalable Video Coding (SVC) is a standardized extension to the widely accepted H.264/MPEG-4 Advanced Video Coding (AVC) standard. SVC provides scalability at a bit stream level and allows multiple...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
SPPS: A Scalable P2P-Based Proximity-Aware Multi-Resource Discovery Scheme for Grids
Oct 2008
Grids are emerging as a novel approach of employing distributed computational and storage resources to solve large-scale problems in science, engineering, and commerce. Distributed Hash Table...
Provided by Institute of Electrical & Electronic Engineers
