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3 edition of Dynamic file-access characteristics of a production parallel scientific workload found in the catalog.

Dynamic file-access characteristics of a production parallel scientific workload

Dynamic file-access characteristics of a production parallel scientific workload

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  • 25 Currently reading

Published by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, DC, Springfield, Va .
Written in English

    Subjects:
  • Data transfer (Computers),
  • Input/output routines.,
  • Massively parallel processors.,
  • Multiprocessing (Computers),
  • Parallel processing (Computers)

  • Edition Notes

    Other titlesDynamic file access characteristics of a production parallel scientific workload.
    StatementDavid Kotz, Nils Nieuwejaar.
    SeriesNASA contractor report -- NASA CR-197570.
    ContributionsNieuwejaar, Nils., United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL18079322M

    Oct 19,  · Feitelson, D.G., Nitzberg, B.: Job characteristics of a production parallel scientific workload on the NASA Ames iPSC/ In: Proc. 1stWorkshop on Job Scheduling Strategies for Parallel Processing, Santa Barbara, Lecture Notes in Comp. Sci. Vol. Cited by: D. Kotz, N. Nieuwejaar, ``Dynamic File-Access Characteristics of a Production Parallel Scientific Workload,'' Supercomputing '94, November , pp. 4 Linux Documentation Project, Accessible on the Internet at World Wide Web URL.

    Jun 15,  · Abstract. We consider the use of runtime measured workload characteristics in parallel processor scheduling. Although many researchers have considered the use of application characteristics in this domain, most of this work has assumed that such information is available a johnsonout.com contrast, we propose and evaluate experimentally dynamic processor allocation policies that Cited by: "A Static Analysis of I/O Characteristics of Scientific Applications in a Production Workload", in Proc. Supercomputing'93, pp. , November Google Scholar Digital Library Pasquale, B.K, amd Polyzos, G., "Dynamic I/O Characterization of I/O Intensive Scientific Applications", in Proc. Supercomputing'94, pp. , November

    Workload characterization studies highlight the prevalence of small and sequential data requests in scientific applications. Parallel file systems excel at large data transfers but sometimes at the expense of small I/O performance. pNFS is an NFSv high-performance enhancement that provides direct storage access to parallel file systems while preserving NFSv4 operating system and hardware. File-System Workload on a Scientific Multiprocessor this I/O bottleneck is a parallel file system that can provide high-bandwidth access to tremendous amounts of data in parallel to hundreds or thousands of johnsonout.com successful systems are based on a solid understanding of the expected workload, but thus far there have been no Cited by:


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Dynamic file-access characteristics of a production parallel scientific workload Download PDF EPUB FB2

Dynamic file-access characteristic production parallel scientific workload instrumentation differs scientific application astounding increase computational performance multiprocessor file system parallel file system trace-driven caching simulation previous effort expected workload solid understanding file-related activity important component.

Most successful systems are based on a solid understanding of the expected workload, but thus far there have been no comprehensive workload characterizations of multiprocessor le systems.

This paper presents the results of a three week tracing study in which all file-related activity on a massively parallel computer was recorded. Understanding the characteristics of workload imposed on a target environment plays a crucial role in managing system resources and developing an efficient resource management scheme.

A parallel workload is analyzed typically by more» studying the traces from actual production parallel machines. Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scientific.

dynamic file-access characteristic production parallel scientific workload multiprocessor file system instrumentation diflers jile-related activity parallel file system ezpected workload computational performance previous effort solid understanding important component parallel computer comprehensive workload characterization high-bandwidth.

Dynamic file-access characteristics of a production parallelscientific workload Conference Paper · December with 9 Reads How we measure 'reads'. Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scientific applications.

An important component of any solution to this I/O bottleneck is a parallel file system that can provide high-bandwidth access to tremendous amounts of data in parallel to hundreds or thousands of processors.

File-access characteristics of parallel scientific workloads no general workload studies of multiprocessor file systems have been conducted. The goal of the CHARISMA project was to remedy this problem by characterizing the behavior of several production workloads, on different machines, at the level of individual reads and writes.

Cited by: To develop optimal parallel I/O subsystems, one must have a thorough understanding of the workload characteristics of parallel I/O and its exploitation of the associated parallel file system. Presented are the results of a study conducted to analyze the parallel I/O workloads of several applications on a parallel processor using the Vesta parallel file johnsonout.com by: Evaluation of Collective I/O Implementations on Parallel Architectures.

NieuwejaarDynamic file-access characteristics of a production parallel scientific workload. Kotz, A. Purakayastha, C.

Ellis, M. BestFile-access characteristics of parallel scientific workloads. IEEE Trans. Parallel Distrib. Systems, 7 (October ), pp.

Cited by: Dynamic File-Access Characteristics of a-Production Parallel Scientific Workload David Kotz Nils Nieuwejaar Department of Computer Science Dartmouth College, Hanover, NH {dfk, nils }@cs. dartmouth, edu Abstract Multiprocessors have permitted astounding increases in computational performance, but many cannot meet.

dynamic file-access characteristic production parallel scientific workload multiprocessor le system le-related activity production environment computational performance instrumentation di er expected workload previous orts solid understanding parallel computer important component ofanysolution comprehensive workload characterization high.

David Kotz and Nils Nieu wejaar. Dynamic file-access characteristics of a production parallel scientific workload. In Proceedings of Supercomputing Cited by: CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scientific applications.

An important component of any solution to this I/O bottleneck is a parallel file system that can provide high-bandwidth access to tremendous amounts of. Dynamic file-access characteristics of a production parallel scientific workload. By David Kotz and Nils Nieuwejaar.

Get PDF ( KB) Abstract. Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense 1/0 requirements of some scientific Author: David Kotz and Nils Nieuwejaar.

Dynamic file-access characteristics of a production parallel scientific workload. By David Kotz and Nils Nieuwejaar. Abstract.

Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scienti c applications. An important component of any solution to this I/O Author: David Kotz and Nils Nieuwejaar.

To develop optimal parallel I/O subsystem designs, one must have a thorough understanding of the workload characteristics of parallel I/O and its exploitation of the associated parallel file system.

Home Browse by Title Periodicals IEEE Parallel & Distributed Technology: Systems & Technology Vol. 3, No. 1 File-System Workload on a Scientific Multiprocessor article File-System Workload on a Scientific MultiprocessorAuthor: KotzDavid, NieuwejaarNils.

Jun 16,  · Kotz, D., and Nieuwejaar, N. Dynamic file-access characteristics of a production parallel scientific workload. In Supercomputing '94 (November ). Google ScholarCited by: Dynamic file-access characteristics of a production parallel scientific workload. By David Kotz and Nils Nieuwejaar.

Abstract. Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scienti c applications.

An important component ofanysolution to this I/O Author: David Kotz and Nils Nieuwejaar. Kotz, D., and Nieuwejaar, N.

Dynamic file-access characteristics of a production parallel scientific workload. In Proceedings of Supercomputing '94 (November ).]] Google Scholar Cross Ref; Kwan, T.

T., and Reed, D. A. Performance of the CM-5 Scalable File System.Get this from a library! Dynamic file-access characteristics of a production parallel scientific workload.

[David Kotz; Nils Nieuwejaar; United States. National Aeronautics and Space Administration.].Dynamic File-Access Characteristics of a Production Parallel Scientific Workload by David Kotz, et al., Multiprocessors have permitted astounding increases in computational performance, but many cannot meet the intense I/O requirements of some scientific applications.