Other interconnects do not implement this
capability in hardware which can lead to performance scalability issues.

The InfiniPath HTX Adapter is planned for availability later this spring.
For applications that rely on IP traffic, InfiniPath achieves TCP/IP
throughput of 583 MB/s with a one-way latency of only 6. The
scientific efforts at these universities help gain a better understanding of
the world around us, bring life -saving medicines to market faster, and improve
the overall quality of peoples' lives."
LSU 's Center for Computation and Technology (CCT), which is housed at the
Louisiana State University 's Baton Rouge campus, has deployed 32 terabytes
(TBs) of the Panasas Storage Cluster.

Organizations interested in learning more about Panasas' programs for
universities can visit http: //www.

queues kopelman

pathscale.
For details, visit www.pathscale. PathScale's new InfiniPath(TM) InfiniBand cluster interconnect is
being integrated with and optimized for operation with ParTec's
ParaStation4(TM ), a robust and efficient cluster middleware solution that
consists of high-performance communication tools and a sophisticated software
management layer. Optimized for communications-sensitive
applications , InfiniPath has posted an all time record-low MPI latency of
1.

University of California -San Francisco Andrej Sali Laboratory
Using the Panasas Storage Cluster, researchers at the Sali Laboratory have
realized a 5X improvement in performance of key applications that study the
structure and function of proteins. helps companies accelerate the speed and accuracy of their
business decisions , leading to real world breakthroughs that improve people's
lives.

specifying queues

com/trial.
InfiniPath is the industry's lowest latency Linux cluster interconnect,
delivering SMP-class performance to commodity -priced Linux clusters while
leveraging important standards such as HyperTransport technology,
InfiniBand , MPICH and AMD64 Direct Connect Architecture.pathscale. InfiniPath
plugs into standard HyperTransport technology-based HTX slots on AMD
Opteron(TM) processor-based servers. ParTec's approach ensures rapid deployment and seamless
interoperability of software components.com. HyperTransport and HTX
are licensed trademarks of the HyperTransport Technology Consortium., today announced
that Louisiana State University has joined an ever-growing list of the
nation's top institutions of higher education leveraging the Panasas
ActiveScale Storage Cluster and high-performance Linux clusters to conduct
important scientific research.

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PathScale, developer of innovative
software and hardware solutions to accelerate the performance and
efficiency of Linux clusters, has optimized its industry -leading EKOPath
Compiler Suite and InfiniPath low-latency interconnect to provide
enhanced support for the new Dual-Core AMD Opteron processors. PathScale's
EKOPath compilers and InfiniPath interconnect products allow users to
deploy Dual-Core AMD Opteron processor-based systems for maximum
application performance and greater user productivity.
InfiniPath is also unique with nine virtual ports per chip for user
applications implemented directly in hardware, meaning that each InfiniPath
adapter efficiently supports up to eight CPUs with one additional port for
the Linux operating system.html .html. PathScale's investors include
Adams Street Partners, Charles River Ventures, Enterprise Partners Venture
Capital, CMEA Ventures, ChevronTexaco Technology Ventures and the Dow
Employees Pension Plan. Ropers-Huilman, assistant director, HPC and
Computation Center for Computation + Technology at LSU."

Accelerated Time To Results For University Research
By combining a parallel file system with object-based storage, the Panasas
Storage Cluster delivers scalable capacity and bandwidth in a single, seamless
namespace. Through the delivery of the company's Storage Cluster Platform,
which combines industry-standard hardware with the company's ActiveScale File
System and professional services, the company has become the established
leader in object-based, clustered storage.

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"Working closely with PathScale and other technology partners, AMD has set
new performance standards for x86-based 64-bit computing," said Pat Patla,
director, server/workstation marketing , Microprocessor Business Unit,
Computation Products Group, AMD.

About PathScale

Based in Mountain View, California, PathScale develops software and
hardware technologies that substantially increase the performance and
efficiency of Linux clusters, the next significant wave in high-end
computing.pathscale. By leveraging the Panasas ActiveScale
File System and DirectFLOW client to deliver direct disk to cluster node
access, researchers are able to manipulate very large data sets with an 8X
performance increase over existing NFS servers. The integrated hardware/software platform is easy to deploy and
enables customers to break the bottleneck inherent in legacy network storage
systems. The Panasas Storage Cluster dramatically
increased system performance by eliminating the I/O bottleneck caused by an
existing NFS storage system.html or call
888-PANASAS, ext.panasas .

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com/pr_042105.

InfiniPath is the only cluster interconnect that implements a
HyperTransport technology-based tunnel architecture to better
accommodate two and four socket servers.
The seamless interoperability of these two leading technologies will be
demonstrated at the International Supercomputer Conference on 22 June through
24 June in Heidelberg, Germany.com/authorized_resellers .com or telephone 1-650-934-8100.

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This is essential for servers
designed with multiple dual-core processors , since the number of available
HyperTransport technology interfaces in these systems may be limited . Until
now, complimentary storage solutions have created a performance bottleneck
that limited cluster performance and ultimately slowed the research efforts,"
said Victor Perez, president and CEO of Panasas.

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pathscale.

About ParTec
ParTec Cluster Competence Center GmbH of Munich , Germany, is the developer
of ParaStation4(TM), a proprietary middleware software solution that supports
reliable, stable, high-performance parallel environments for Linux clusters.

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1 of the EKOPath Compiler Suite
specifically for Dual-Core AMD Opteron processors.32 microseconds and a peak unidirectional bandwidth of 952 MB/s, with half
of this peak bandwidth achieved at a message size of 385 bytes (streaming).
"The new PathScale InfiniPath interconnect is setting new standards for
high-performance Linux cluster communications," said Hugo R. "Its strength in multi-CPU, multi-core systems means that global
organizations searching for faster, more reliable, more cost effective HPC
systems will deploy it in large or very large clusters where the capabilities
of ParaStation4 will be critical .
The optimized network communication of ParaStation4 increases the performance
of distributed applications, ensures rapid cluster deployment and increases
stability throughout the entire lifetime of the cluster.com.

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"AMD dual-core technology is a natural
extension of AMD64's innovative Direct Connect Architecture."

PathScale's innovative InfiniPath HTX Adapter for Infiniband was
designed specifically with Dual-Core AMD Opteron processors in mind.

PathScale and ParTec Team to Deliver Ultra High Performance Linux Cluster Communications and Management Solutions

InfiniBand is a registered trademark of the
InfiniBand Trade Association. PathScale, the PathScale logo and InfiniPath
are trademarks of PathScale, Inc.
"Universities are deploying high-performance Linux clusters for research
that has a profound and demonstrable impact on the world around us.panasas.

Explained in simple English, it is the mathematical formula for an operation, such as computing the check digits on packets of data that travel via packet switched networks.

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php

HPC end users can register now for the InfiniPath Interconnect Early Access
Program, which begins in May.

Free Trial Compiler Download More info on AMD Dual -Core

PathScale 2.x compilers enable AMD and its system partners to produce
unprecedented performance benchmark results on dual-core x86 systems, such
as the recent SPEC CPU2000 benchmarks submitted by HP and AMD which use
PathScale compilers exclusively to optimize their Linux results .

7 microseconds."
ParTec's ParaStation4 is a highly-sophisticated and reliable management
and communication middleware solution for high performance Linux clusters. All other product names mentioned are
trademarks of their respective owners.
"In terms of price/performance and total value, Panasas is the best
storage solution we've found to meet the evolving needs of our HPC
environment ," said Brian D.

About Panasas
Panasas, Inc.

dagstuhl godfried

html.

Additional information is available at www.

Linux is a registered trademark of Linus Torvalds.

University of California-Santa Cruz Center for Biomolecular Sciences and
Engineering
This Center leverages the KiloKluster, a 1000-node second-generation
bioinformatics cluster that processes large quantities of biological and
biomedical data that have arisen from genomic sequencing. Such research can lead to accelerated
development of life-saving medicines by understanding how diseases form at the
molecular level.

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com/earlyaccess."

Availability
ParaStation4 is available from ParTec Cluster Competence Center GmbH in
Munich, Germany, as described at http://www.
The InfiniPath HTX Adapter card is orderable immediately from systems
vendors participating in the PathScale FastPath (TM) reseller program described
at http://www. ParTec's technical experts have many
years of experience in the development of Linux-based software to enable high
productivity cluster and grid computing .com.

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The
ParTec Cluster Competence Center is located in Booth I-01. AMD and
Opteron are trademarks of AMD. "We understand the computing
needs of the academic community and we welcome the opportunity to show other
leading universities how our innovative storage solution can address their
very stringent requirements. For
more information, please visit http://www.

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Falter, COO of
ParTec.

"The partnership between PathScale and ParTec furthers our mission to make
high performance Linux clusters ubiquitous," said Art Goldberg, COO of
PathScale., Panasas, Inc. The Panasas Storage Cluster has also been
deployed at leading universities such as Stanford, Princeton, Carnegie-Mellon ,
Rockefeller and multiple campuses from the University of California system to
support world-class scientific, bioscience, and computational research. "With the Panasas
solution we have significantly increased the speed with which we conduct our
research projects, and maximized the overall productivity of our researchers. Panasas enables customers to maximize the benefits of Linux clusters
by breaking down the storage bottleneck created by legacy network storage
technologies.

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These improvements
include code generator performance tuning for OpenMP applications and
significantly improved compilation times. ParaStation4(TM) is a trademark of ParTec
Cluster Competence Center GmbH.

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PRESS RELEASE PathScale Offers Free Trial Download of World's Fastest Compiler for AMD's New 64-Bit X86 Dual-Core Processors

html

AMD's (NYSE: AMD) revolutionary Direct Connect Architecture with two cores
on the same die along with memory and HyperTransport technology I/O,
enables superior performance per dollar and performance per watt for 32-
and 64-bit x86 applications.
ParTec provides vendor-independent consultancy and a sophisticated choice of
products for Linux clusters, including state-of-the-art software tools for
managing and monitoring cluster environments up to very large numbers of
nodes .

About PathScale
Based in Mountain View, California, PathScale develops innovative software
and hardware technologies that substantially increase the performance and
efficiency of Linux clusters, the next significant wave in high-end computing. Panasas ActiveScale Storage Cluster Helps Prestigious Universities Increase
the Speed of Research and Maximize the Value of Linux Cluster Investments

FREMONT, Calif.
Using the Panasas Storage Cluster, research teams have been able to employ
breakthrough approaches to parallel data queuing and distribution.

A prescribed finite set of well defined rules or processes for the solutions of a problem in a finite number of steps .

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The Panasas
Storage Cluster was selected for its ability to scale seamlessly without
disruption to current users, provide fast data throughput by eliminating the
I/O bottleneck traditionally experienced with legacy network storage
solutions, and deliver extreme reliability and availability to an extended
community outside the Lab.

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In close collaboration with AMD's engineers,
PathScale has optimized version 2.com, send
email to sales@pathscale. "By tightly coupling the high performance software stack for
InfiniPath with ParaStation4, organizations deploying large Linux clusters
will get their systems up and running more quickly and will be able to manage
them more effectively.cluster -competence-center.com; send email
to sales@pathscale. Additional universities leveraging the Panasas Storage Cluster
include:

Stanford University Institute for Computational and Mathematical
Engineering
The Institute is using Panasas storage in conjunction with NPACI Rocks
cluster software and a Linux cluster as part of a research program to better
understand the impact of turbulent airflow (flutter) on turbine engines. 767.

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and MUNICH, Germany,
PathScale, developer of innovative software and hardware solutions to
accelerate the performance and efficiency of Linux(R) clusters , and ParTec,
developer of Linux Cluster performance management solutions, have announced a
technology partnership that will enable HPC users to further enhance the speed
and performance of commodity -priced AMD Opteron(TM) processor-based Linux
clusters. PathScale is located in Booth B-03.pathscale . For more details, visit http://www.

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A 30-day free trial of the PathScale EKOPath Compiler Suite is available at
www. PathScale's investors
include Adams Street Partners, Charles River Ventures , Enterprise Partners
Venture Capital, CMEA Ventures, ChevronTexaco Technology Ventures and the
Dow Employees Pension Plan. - ParTec's ParaStation4(TM) Linux(R) Cluster Management Middleware Now
Optimized for PathScale's Low Latency InfiniPath(TM) InfiniBand Cluster
Interconnect -

MOUNTAIN VIEW, Calif.
PathScale's InfiniPath HTX(TM) Adapter is the industry's lowest-latency
Linux cluster interconnect for message passing (MPI) applications . The Panasas system has also
met LSU's scalability and management requirements, enabling LSU to deploy more
capacity as network usage requires with no downtime for the users or
degradation of cluster performance. Researchers now take only an hour to complete
jobs that used to take an entire day to process.

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For more details, visit www.com or telephone 1-650-934-8100.
Applications that benefit from PathScale's technologies include seismic
processing, complex physical modeling, EDA simulation , molecular modeling,
biosciences, econometric modeling, computational chemistry, computational
fluid dynamics, finite element analysis, weather modeling, resource
optimization, decision support and data mining.

Panasas Extends Dominance In University Cluster Installations With New Deployment at Louisiana State University

The Panasas Storage
Cluster was selected over competitive storage products that failed to meet the
very high scalability, performance and reliability demands of the KiloKluster
system.

Rockefeller University, Gaasterland Laboratory of Computational Genomics
The Gaasterland Laboratory of Computational Genomics aims to create and
use new software tools to explore the unfolding world of genomes. Panasas' headquarters are in
Fremont, CA with development facilities in Pittsburgh, PA and Houston, TX.

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For more information, visit
http://www.

com/solutions.

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For details on this, please visit
www. Applications that benefit from PathScale's technologies include
seismic processing, complex physical modeling, EDA simulation, molecular
modeling, biosciences , econometric modeling, computational chemistry,
computational fluid dynamics, finite element analysis , resource
optimization, decision support and data mining.par-tec. Panasas was chosen over other storage solutions for its
random I/O performance and ease of management through a single global
namespace .

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pathscale.com/earlyaccess. Such
research is aimed at improving the performance and reliability of jet engines,
improving air quality from engine emissions, and improving the noise quality
for communities near airports.

University of California-Berkeley Center for Integrative Genomics
At the UC-Berkeley Center, researchers from traditionally isolated fields
of study use the Panasas Storage Cluster in conjunction with a Linux cluster
to enhance comparative genomic analysis to understand the complex mechanisms
that create evolutionary diversity among animals, plants and micro-organisms.