Sciweavers

IPPS
2008
IEEE
14 years 6 months ago
An MPI tool for automatically discovering the switch level topologies of Ethernet clusters
We present an MPI topology discovery tool for homogeneous Ethernet switched clusters. Unlike existing Ethernet topology discovery methods that rely on Simple Network Management Pr...
Joshua Lawrence, Xin Yuan
IPPS
2008
IEEE
14 years 6 months ago
A simple power-aware scheduling for multicore systems when running real-time applications
High-performance microprocessors, e.g., multithreaded and multicore processors, are being implemented in embedded real-time systems because of the increasing computational require...
Diana Bautista, Julio Sahuquillo, Houcine Hassan, ...
IPPS
2008
IEEE
14 years 6 months ago
GPU acceleration of numerical weather prediction
Weather and climate prediction software has enjoyed the benefits of exponentially increasing processor power for almost 50 years. Even with the advent of large-scale parallelism ...
John Michalakes, Manish Vachharajani
IPPS
2008
IEEE
14 years 6 months ago
Early experience with out-of-core applications on the Cray XMT
This paper describes our early experiences with a preproduction Cray XMT system that implements a scalable shared memory architecture with hardware support for multithreading. Unl...
Daniel G. Chavarría-Miranda, Andrès ...
IPPS
2008
IEEE
14 years 6 months ago
Providing security to the Desktop Data Grid
Volunteer Computing is becoming a new paradigm not only for the Computational Grid, but also for institutions using production-level Data Grids because of the enormous storage pot...
Jesus Luna, Michail Flouris, Manolis Marazakis, An...
IPPS
2008
IEEE
14 years 6 months ago
Assuring information quality in e-Science
In this paper we outline a framework for assuring information quality (IQ) in an e-Science context, using semiotics theory, semantic explanation of resources, and data couplings. ...
Ying Su, Zhanming Jin, Jie Peng
IPPS
2008
IEEE
14 years 6 months ago
Achieving and assuring high availability
We discuss availability aspects of large softwarebased systems. We classify faults into Bohrbugs, Mandelbugs and aging-related bugs, then examine mitigation methods for the last t...
Kishor S. Trivedi, Gianfranco Ciardo, Balakrishnan...
IPPS
2008
IEEE
14 years 6 months ago
Self-optimizing distributed trees
We present a novel protocol for restructuring a treebased overlay network in response to the workload of the application running over it. Through low-cost restructuring operations...
Michael K. Reiter, Asad Samar, Chenxi Wang
IPPS
2008
IEEE
14 years 6 months ago
Qthreads: An API for programming with millions of lightweight threads
Large scale hardware-supported multithreading, an attractive means of increasing computational power, benefits significantly from low per-thread costs. Hardware support for ligh...
Kyle B. Wheeler, Richard C. Murphy, Douglas Thain
IPPS
2008
IEEE
14 years 6 months ago
A modeling approach for estimating execution time of long-running scientific applications
In a Grid computing environment, resources are shared among a large number of applications. Brokers and schedulers find matching resources and schedule the execution of the applic...
Seyed Masoud Sadjadi, Shu Shimizu, Javier Figueroa...