Prof Francisco, J. Mora, Prof José Duato, Salvador Coll, Salvador Coll, Salvador Coll
Large-scale parallel machines are traditionally designed to provide a computing platform for many scientific problems, that require a huge amount of computing power. Parallel scientific applications...
Eitan Frachtenberg, Fabrizio Petrini, Salvador Coll, Wu Chun Feng
In this paper we explore the performance of gang scheduling on a cluster using the Quadrics interconnection network. On such a cluster, the scheduler can take advantage of the unique capabilities of...
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The interconnection network and its associated software libraries are critical components for high-performance cluster computers and supercomputers, Web-server farms, and network-attached storage....
Scalable Resource Management in High-Performance Computers (2008)
Eitan Frachtenberg, Fabrizio Petrini, Juan Fern, Salvador Coll
Clusters and other loosely-coupled systems are becoming ubiquitous and larger
Power-Aware Fat-Tree Networks Using On/Off Links (2008)
Marina Alonso, Salvador Coll, Vicente Santonja, Juan-miguel Martínez
Abstract. Nowadays, power consumption reduction techniques are being increasingly used in computer systems, and high-performance computing systems are not an exception. In particular, the power...
Static Allocation of Multirail Networks (2007)
Salvador Coll, Eitan Frachtenberg, Fabrizio Petrini, Adolfy Hoisie, Leonid Gurvits
Using multiple independent networks (also known as rails) is an emerging technique to overcome bandwidth limitations and enhance fault-tolerance of current high-performance clusters. This report...
Scalable Resource Management in High Performance Computers (2007)
Eitan Frachtenberg, Fabrizio Petrini, Juan Fern, Salvador Coll
Clusters of workstations have emerged as an important platform for building cost-effective, scalable and highly-available computers. Although many hardware solutions are available today, the largest...
Fabrizio Petrini, Eitan Frachtenberg, Adolfy Hoisie, Salvador Coll
Abstract. In this paper we present an in-depth description of the Quadrics interconnection network (QsNET) and an experimental performance evaluation on a 64-node AlphaServer cluster. We explore...
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The interconnection network and its associated software libraries are critical components for high-performance cluster computers and supercomputers, Web-server farms, and network-attached storage....
Scalable Resource Management in High Performance Computers (2007)
Eitan Frachtenberg Fabrizio, Fabrizio Petrini, Juan Fern, Salvador Coll
Clusters of workstations have emerged as an important platform for building cost-effective, scalable, and highlyavailable computers. Although many hardware solutions are available today, the largest...
P.: Dynamic power saving in fat-tree interconnection networks using on/off links (2006)
Marina Alonso, Salvador Coll, Juan-miguel Martínez, Vicente Santonja, Pedro López, José Duato
Current trends in high-performance parallel computers show that fat-tree interconnection networks are one of the most popular topologies. The particular characteristics of this topology, that provide...
Salvador Coll, José Duato, Francisco J. Mora, Fabrizio Petrini, Adolfy Hoisie
Abstract The efficent implementation of collective communication is a key factor to provide good performance and scalability of communication patterns that involve global data movement and global...
Salvador Coll, José Duato, Francisco J. Mora, Fabrizio Petrini, Adolfy Hoisie
Abstract The efficient implementation of collective communication is a key factor to provide good performance and scalability of communication patterns that involve global data movement and global...
Scalable Hardware-Based Multicast Trees (2003)
Salvador Coll, José Duato, Fabrizio Petrini, Francisco J. Mora
c ○ 2003 Association for Computing Machinery. ACM acknowledges that this contribution was authored or co-authored by a contractor or affiliate of the U.S. Government. As such, the Government...
Scalable Collective Communication on the ASCI Q Machine (2003)
Fabrizio Petrini Juan, Juan Fernandez, Eitan Frachtenberg, Salvador Coll
Scientific codes spend a considerable part of their run time executing collective communication operations. Such operations can also be critical for efficient resource management in large-scale...
Scalable collective communication on the ASCI Q machine (2003)
Fabrizio Petrini, Juan Fernandez, Eitan Frachtenberg, Salvador Coll
Scientific codes spend a considerable part of their run time executing collective communication operations. Such operations can also be critical for efficient resource management in large-scale...
Scalable Hardware-Based Multicast Trees (2003)
Salvador Coll, José Duato, Fabrizio Petrini, Francisco J. Mora
c ○ 2003 Association for Computing Machinery. ACM acknowledges that this contribution was authored or co-authored by a contractor or affiliate of the U.S. Government. As such, the Government...
STORM: Lightning-Fast Resource Management (2002)
Eitan Frachtenberg, Fabrizio Petrini, Juan Fernandez, Scott Pakin, Salvador Coll
Although workstation clusters are a common platform for high-performance computing (HPC), they remain more difficult to manage than sequential systems or even symmetric multiprocessors. Furthermore,...
Salvador Coll, Fabrizio Petrini, Eitan Frachtenberg, Adolfy Hoisie
A common trend in the design of large-scale clusters is to use a high-performance data network to integrate the processing nodes in a single parallel computer. In these systems the performance of the...
Scalable Resource Management in High-Performance Computers (2002)
Eitan Frachtenberg, Fabrizio Petrini, Juan Fern, Salvador Coll
Clusters and other loosely-coupled systems are becoming ubiquitous and larger
The Quadrics Network (QsNet): High-Performance Clustering Technology (2001)
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The Quadrics interconnection network (QsNet) contributes two novel innovations to the field of highperformance interconnects: (1) integration of the virtualaddress spaces of individual nodes into a...
The Quadrics Network (QsNet): High-Performance Clustering Technology (2001)
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The Quadrics interconnection network (QsNet) contributes two novel innovations to the field of highperformance interconnects: (1) integration of the virtualaddress spaces of individual nodes into a...
Using multirail networks in high-performance clusters (2001)
Salvador Coll, Eitan Frachtenberg, Fabrizio Petrini, Adolfy Hoisie, Leonid Gurvits
Using multiple independent networks (also known as rails) is an emerging technique to overcome bandwidth limitations and enhance fault tolerance of current high-performance parallel computers. In...
Using multirail networks in high-performance clusters (2001)
Salvador Coll, Eitan Frachtenberg, Fabrizio Petrini, Adolfy Hoisie, Leonid Gurvits
Using multiple independent networks (also known as rails) is an emerging technique to overcome bandwidth limitations and enhance fault tolerance of current highperformance clusters. We present an...
Gang scheduling with lightweight user-level communication (2001)
Eitan Frachtenberg, Fabrizio Petrini, Salvador Coll, Wu-chun Feng
In this paper, we explore the performance of gang scheduling on a cluster using the Quadrics interconnection network. In such a cluster, the scheduler can take advantage of this network’s unique...
The Quadrics Network (QsNet): High-Performance Clustering Technology (2001)
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The Quadrics interconnection network (QsNet) contributes two novel innovations to the field of highperformance interconnects: (1) integration of the virtualaddress spaces of individual nodes into a...
Performance Evaluation of the Quadrics Interconnection Network (2001)
Fabrizio Petrini, Salvador Coll, Eitan Frachtenberg, Adolfy Hoisie
In this paper we present an in-depth description of the Quadrics interconnection network (QsNET) and an experimental performance evaluation on a 64-node Alphaserver cluster. We expose the performance...
Gang scheduling with lightweight user-level communication (2001)
Eitan Frachtenberg, Fabrizio Petrini, Salvador Coll, Wu-chun Feng
In this paper, we explore the performance of gang scheduling on a cluster using the Quadrics interconnection network. In such a cluster, the scheduler can take advantage of this network's unique...
Using multirail networks in high-performance clusters (2001)
Salvador Coll, Eitan Frachtenberg, Fabrizio Petrini, Adolfy Hoisie, Leonid Gurvits
Using multiple independent networks (also known as rails) is an emerging technique to overcome bandwidth limitations and enhance fault-tolerance of current high-performance clusters. We present and...
Using multirail networks in high-performance clusters (2001)
Salvador Coll, Eitan Frachtenberg, Fabrizio Petrini, Adolfy Hoisie, Leonid Gurvits
Using multiple independent networks (also known as rails) is an emerging technique to overcome bandwidth limitations and enhance fault tolerance of current high-performance parallel computers. In...
Performance Evaluation of the Quadrics Interconnection Network (2001)
Fabrizio Petrini, Salvador Coll, Eitan Frachtenberg, Adolfy Hoisie
In this paper we present an in-depth description of the Quadrics interconnection network (QsNET) and an experimental performance evaluation on a 64-node AlphaServer cluster. We explore several...
The Quadrics Network: High-Performance Clustering Technology (1998)
Fabrizio Petrini, Wu-chun Feng, Adolfy Hoisie, Salvador Coll, Eitan Frachtenberg
The interconnection network and its associated software libraries are critical components for high-performance cluster computers and supercomputers, Web-server farms, and network-attached storage....