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    2015
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    21views Applied Computing» more  SC 2015»
    HPC I/O trace extrapolation
    8 years 6 months ago
    HPC I/O trace extrapolation
    Download  moss.csc.ncsu.edu
    Today’s rapid development of supercomputers has caused I/O performance to become a major performance bottleneck for many scientific applications. Trace analysis tools have thus...
    Xiaoqing Luo, Frank Mueller, Philip H. Carns, John...
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    2015
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    28views Applied Computing» more  SC 2015»
    Mantle: a programmable metadata load balancer for the ceph file system
    8 years 6 months ago
    Mantle: a programmable metadata load balancer for the ceph file system
    Download  www.soe.ucsc.edu
    Migrating resources is a useful tool for balancing load in a distributed system, but it is difficult to determine when to move resources, where to move resources, and how much of ...
    Michael A. Sevilla, Noah Watkins, Carlos Maltzahn,...
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    2015
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    20views Applied Computing» more  SC 2015»
    PL2AP: fast parallel cosine similarity search
    8 years 6 months ago
    PL2AP: fast parallel cosine similarity search
    Download  glaros.dtc.umn.edu
    Solving the AllPairs similarity search problem entails finding all pairs of vectors in a high dimensional sparse dataset that have a similarity value higher than a given threshol...
    David C. Anastasiu, George Karypis
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    2015
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    23views Applied Computing» more  SC 2015»
    Fault tolerant MapReduce-MPI for HPC clusters
    8 years 6 months ago
    Fault tolerant MapReduce-MPI for HPC clusters
    Download  www.mcs.anl.gov
    Building MapReduce applications using the Message-Passing Interface (MPI) enables us to exploit the performance of large HPC clusters for big data analytics. However, due to the l...
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    2015
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    15views Applied Computing» more  SC 2015»
    Lessons Learned from Building In Situ Coupling Frameworks
    8 years 6 months ago
    Lessons Learned from Building In Situ Coupling Frameworks
    Download  www.mcs.anl.gov
    Over the past few years, the increasing amounts of data produced by large-scale simulations have motivated a shift from traditional offline data analysis to in situ analysis and v...
    Matthieu Dorier, Matthieu Dreher, Tom Peterka, Jus...
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    2015
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    26views Applied Computing» more  SC 2015»
    Performance and productivity of parallel python programming: a study with a CFD test case
    8 years 6 months ago
    Performance and productivity of parallel python programming: a study with a CFD test case
    Download  elib.dlr.de
    The programming language Python is widely used to create rapidly compact software. However, compared to low-level programming languages like C or Fortran low performance is preven...
    Achim Basermann, Melven Röhrig-Zöllner, ...
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    2015
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    20views Applied Computing» more  SC 2015»
    Comparative I/O workload characterization of two leadership class storage clusters
    8 years 6 months ago
    Comparative I/O workload characterization of two leadership class storage clusters
    Download  www.pdsw.org
    The Oak Ridge Leadership Computing Facility (OLCF) is a leader in large-scale parallel file system development, design, deployment and continuous operation. For the last decade, ...
    Raghul Gunasekaran, Sarp Oral, Jason Hill, Ross Mi...
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    2015
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    17views Applied Computing» more  SC 2015»
    Node variability in large-scale power measurements: perspectives from the Green500, Top500 and EEHPCWG
    8 years 6 months ago
    Node variability in large-scale power measurements: perspectives from the Green500, Top500 and EEHPCWG
    Download  www4.ncsu.edu
    The last decade has seen power consumption move from an afterthought to the foremost design constraint of new supercomputers. Measuring the power of a supercomputer can be a daunt...
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    2015
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    25views Applied Computing» more  SC 2015»
    Relative debugging for a highly parallel hybrid computer system
    8 years 6 months ago
    Relative debugging for a highly parallel hybrid computer system
    Download  aaronvose.net
    Relative debugging traces software errors by comparing two executions of a program concurrently - one code being a reference version and the other faulty. Relative debugging is pa...
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    2015
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    19views Applied Computing» more  SC 2015»
    High-performance many-core networking: design and implementation
    8 years 6 months ago
    High-performance many-core networking: design and implementation
    Download  scinet.supercomputing.org
    Jordi Ros-Giralt, Alan Commike, Dan Honey, Richard...
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