Sciweavers

CCGRID
2008
IEEE
13 years 5 months ago
View-Based Collective I/O for MPI-IO
This paper presents the design and implementation of a new file system independent collective I/O optimization based on file views: view-based collective I/O. View-based collective...
Francisco Javier García Blas, Florin Isaila...
EUROPAR
2000
Springer
13 years 7 months ago
Design and Evaluation of a Compiler-Directed Collective I/O Technique
Abstract. Current approaches to parallel I/O demand extensive user effort to obtain acceptable performance. This is in part due to difficulties in understanding the characteristics...
Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhar...
IPPS
1997
IEEE
13 years 7 months ago
MTIO - A Multi-Threaded Parallel I/O System
This paper presents the design and evaluation of a multithreaded runtime library for parallel I/O. We extend the multi-threading concept to separate the compute and I/O tasks in t...
Sachin More, Alok N. Choudhary, Ian T. Foster, Min...
IPPS
1998
IEEE
13 years 8 months ago
Design and Implementation of a Parallel I/O Runtime System for Irregular Applications
In this paper we present the design, implementation and evaluation of a runtime system based on collective I/O techniques for irregular applications. We present two models, namely...
Jaechun No, Sung-Soon Park, Jesús Carretero...
IPPS
1999
IEEE
13 years 8 months ago
Improving Collective I/O Performance Using Threads
Massively parallel computers are increasingly being used to solve large, I/O intensive applications in many different fields. For such applications, the I/O requirements quite oft...
Phillip M. Dickens, Rajeev Thakur
ACPC
1999
Springer
13 years 8 months ago
Optimizing I/O for Irregular Applications on Distributed-Memory Machines
In this paper we present the design, implementation and evaluation of a runtime system based on collective I/O techniques for irregular applications. Its main goal is to provide pa...
Jesús Carretero, Jaechun No, Alok N. Choudh...
ISPAN
2005
IEEE
13 years 9 months ago
An Efficient MPI-IO for Noncontiguous Data Access over InfiniBand
Noncontiguous data access is a very common access pattern in many scientific applications. Using POSIX I/O to access many pieces of noncontiguous data segments will generate a lot...
Ding-Yong Hong, Ching-Wen You, Yeh-Ching Chung
IPPS
2008
IEEE
13 years 10 months ago
Performance characterization and optimization of parallel I/O on the Cray XT
This paper presents an extensive characterization, tuning, and optimization of parallel I/O on the Cray XT supercomputer, named Jaguar, at Oak Ridge National Laboratory. We have c...
Weikuan Yu, Jeffrey S. Vetter, Sarp Oral