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  • Collective communication and MPICH2 improvements for MVAPICH MPI on InfiniBand
    Computational Chemistry Grid Summer Institute Young Women s Summer Institute HPC and Software Training Current Training and Events Educators Online OCS Lecture Series Press Releases Headlines Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Systems Research Current Projects Past Projects Contact Us Related Links Research Home Get an Account Networking Research OSC Networking Research Reports 2009 Research Highlights 2008 Research Report 2007 Research Report Systems Research Collective communication and MPICH2 improvements for MVAPICH MPI on InfiniBand Principal Investigators D K Panda and P Wyckoff Funding Source System Fabric Works Duration 6 16 03 9 30 03 Description The emerging InfiniBand architecture is providing a new way to design next generation high performance clusters In addition to the higher network speed this architecture provides several new mechanisms RDMA multicast atomic and service levels to build high performance and efficient communication subsystems for clusters At OSU a high performance MPI implementation MVAPICH with a focus toward point to point communication has been recently designed and developed to take advantage of InfiniBand for next generation clusters Large scale parallel systems require efficient support for collective communication broadcast multicast barrier reduction etc Modern systems

    Original URL path: http://archive.osc.edu/research/network_file/projects/mvapich/index.shtml (2013-06-13)
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  • Job scheduling for petaflop parallel systems
    Hardware Software Statewide Software Environments Policies FAQ Cyberinfrastructure and Software Development Analytics Research Networking Research OARnet Get an Account Renew Project Bioinformatics Biomedical Sciences and Visualization Blue Collar Computing Computational Science Engineering Research Applications Networking Research Systems Research Research Report Ralph Regula School Computational Chemistry Grid Summer Institute Young Women s Summer Institute HPC and Software Training Current Training and Events Educators Online OCS Lecture Series Press Releases Headlines Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Systems Research Current Projects Past Projects Contact Us Related Links Research Home Get an Account Networking Research OSC Networking Research Reports 2009 Research Highlights 2008 Research Report 2007 Research Report Systems Research Job scheduling for petaflop parallel systems Principal Investigators P Sadayappan D K Panda and P Wyckoff Funding Source Sandia National Labs NM Duration 7 1 2002 12 31 2002 Description Although a number of research efforts have addressed architectural issues in pursuit of Petaflops Systems job scheduling issues for such systems have not been addressed In this project we propose to assess the suitability of current scheduling techniques for future Petaflops systems and explore approaches to improving utilization on such systems

    Original URL path: http://archive.osc.edu/research/network_file/projects/petaflop/index.shtml (2013-06-13)
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  • Database repository using federated databases
    Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Systems Research Current Projects Past Projects Contact Us Related Links Research Home Get an Account Networking Research OSC Networking Research Reports 2009 Research Highlights 2008 Research Report 2007 Research Report Systems Research Database repository using federated databases Principal Investigators A Krishnamurthy S Gordon J Guiliani P Wyckoff Funding Source DoD Army Duration 1 1 04 5 30 04 Description Testing is an essential activity in the research development acquisition and operation of all DoD weapons and equipment Many weapon systems are jointly developed across the services the JSF for example and consequently many of the test facilities are conducting tests on very similar or the same component or system A component may also be tested at various stages during its lifetime from development testing during the design of the system to operational testing for example Wind Tunnel tests of a turbine engine at AEDC and Flight Tests of the same engine at Eglin AFB Testing is expensive and there can be great savings if the testing can be coordinated across test facilities and lifecycle stages The ideal situation is where the test engineer has on line and immediate access to all the test conditions and test results from previous tests of the component or system But today in most cases the test data and the test conditions are typically stored in individual databases or even flat files at the different test locations Because of concerns with security and increased workload it is a very difficult task to convince the individual test sites to transfer the test data to a common location or even to populate multiple databases with the test results Thus in order to achieve the goal of providing test engineers with access to data and metadata i e test

    Original URL path: http://archive.osc.edu/research/network_file/projects/repository/index.shtml (2013-06-13)
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  • Robust High Performance Parallel Filesystem
    Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Systems Research Current Projects Past Projects Contact Us Related Links Research Home Get an Account Networking Research OSC Networking Research Reports 2009 Research Highlights 2008 Research Report 2007 Research Report Systems Research Robust High Performance Parallel Filesystem Principal Investigator P Wyckoff Funding Source Sandia National Labs Duration 10 1 2002 9 31 2003 Description First we plan to do file system work in the context of PVFS a freely available developed at Clemson University Why PVFS Many parallel and distributed filesystem have been developed and discarded over the years and multiple well funded research groups are simultaneously working on completely new systems There are even companies in business to sell production quality data storage systems both completed and in the development stage Most are incompatible with cluster computing because they insist on using expensive components such as fiber channel disks and switch or large single servers They also tend to be designed with serious hindrances to scalability by relying on a single machine to serve data or lock files And they insist on providing NFS and CIFS protocols to gain more market

    Original URL path: http://archive.osc.edu/research/network_file/projects/rhppf/index.shtml (2013-06-13)
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  • Evaluation of the influence of network topology and mapping on the performance of parallel applications on clusters
    Networking Research Systems Research Research Report Ralph Regula School Computational Chemistry Grid Summer Institute Young Women s Summer Institute HPC and Software Training Current Training and Events Educators Online OCS Lecture Series Press Releases Headlines Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Systems Research Current Projects Past Projects Contact Us Related Links Research Home Get an Account Networking Research OSC Networking Research Reports 2009 Research Highlights 2008 Research Report 2007 Research Report Systems Research Evaluation of the influence of network topology and mapping on the performance of parallel applications on clusters Principal Investigators D K Panda P Sadayappan J Duato and P Wyckoff Funding Source Sandia National Labs Duration 4 1 2001 9 30 2002 Description Evaluation of the influence of network topology and mapping on the performance of parallel applications on clusters Large clusters constructed with commodity computers and networking technology are very attractive due to their cost effectiveness Unlike parallel systems such as the Cray T3E IBM SP 2 and the Sandia Tflops machine where the interconnection topology is fixed by the vendor clusters based on commodity processors and switches allow greater flexibility for the interconnection topology

    Original URL path: http://archive.osc.edu/research/network_file/projects/topology/index.shtml (2013-06-13)
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  • Summer Institute
    personal expenditures Although some snacks will be provided the Center has vending machines for students use Evening Activities Students may either participate in planned evening activities or enjoy some down time Students are encouraged to spend quality time with each other at the dorm or to take advantage of the resources the university has to offer Medical Needs Full medical and emergency dental services are available to SI participants at the Student Health Center SHC All services are subject to an office visit fee with additional charges as necessary Health expenses will be billed directly to the students parents Students who need allergy shots during SI can have them administered at the SHC with the proper medical documentation and paperwork received in advance As with other services provided by the SHC there is a fee for allergy shots Housing OSC has reserved a block of rooms in an OSU dorm SI students teachers and chaperones will stay in the dorm from Sunday July 10 check in after the SI Welcome Reception through Friday July 22 check out in the morning The dorm will be closed to SI participants during the weekend of July 16 Students need to check out immediately following the end of SI activities on Friday July 15 and return on Sunday July 17 after 3 00 pm The dorm will provide bed linens and towels For more detailed information about OSU Summer Conference Housing click on http conferenceservices osu edu Please note that the SI Director will make the housing reservations for students and teachers Payments for housing and meals will be made directly to OSU Summer Conference Housing when the participants check in on July 10 For questions regarding payments please call 614 292 9248 Although students can request a roommate preference room assignments are not

    Original URL path: http://archive.osc.edu/education/si/preparations.shtml (2013-06-13)
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  • Summer Institute Students
    Ralph Regula School Computational Chemistry Grid Summer Institute Young Women s Summer Institute HPC and Software Training Current Training and Events Educators Online OCS Lecture Series Press Releases Headlines Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Summer Institute Application Info Projects Schedule Preparations FAQs Students SI Archive SI Alumni Support SI For information about SI please contact si contact osc edu or call 614 292 9248 To receive updated SI information sign up for our mailing list SI Testimonials Highlights Summer Institute 2011 Students Congratulations to the following students who were accepted into last year s Summer Institute Students were selected through a competitive application process Neil Bhuta Dublin Scioto High School Dublin Vivek Chhabria Olentangy Liberty High School Powell Benjamin Fair Hilliard Darby High School Hilliard Zechery Farmer Anderson High School Cincinnati Ann Gailliott Clinton Massie High School Blanchester Evren Gokcen Lincoln High School Gahanna Anthony Hseih Hawken Upper School Aurora Aravind Kalluri North Olmsted High School North Olmsted Daniel Moran Minerva High School Minerva Ishan Paranjpe Miami Valley High School Centerville Manish Paranjpe Miami Valley High School Centerville Alex Revnew St Ignatius High School Chagrin Falls Sachin

    Original URL path: http://archive.osc.edu/education/si/students.shtml (2013-06-13)
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  • Summer Institute Support
    Policies FAQ Cyberinfrastructure and Software Development Analytics Research Networking Research OARnet Get an Account Renew Project Bioinformatics Biomedical Sciences and Visualization Blue Collar Computing Computational Science Engineering Research Applications Networking Research Systems Research Research Report Ralph Regula School Computational Chemistry Grid Summer Institute Young Women s Summer Institute HPC and Software Training Current Training and Events Educators Online OCS Lecture Series Press Releases Headlines Calendar of Events About OSC Media Kit OSC Media Contacts Staff Directory Visit OSC Supercomputing Support Networking Support Summer Institute Application Info Projects Schedule Preparations FAQs Students SI Archive SI Alumni Support SI For information about SI please contact si contact osc edu or call 614 292 9248 To receive updated SI information sign up for our mailing list SI Testimonials Highlights Ohio Supercomputer Center Summer Institute YOU Can Support Summer Institute Hosted by a not for profit organization the Summer Institute is seeking additional funding If you would like to make a tax deductible donation to Summer Institute please send a check or money order made payable to Ohio State University Summer Institute to The Ohio Supercomputer Center Attn Rosemary Wade 1224 Kinnear Road Columbus OH 43212 1163 For More Information Contact OSChelp line 614

    Original URL path: http://archive.osc.edu/education/si/support.shtml (2013-06-13)
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