Browse by Author "Bhatele, Abhinav"

  • Menon, Harshitha; Bhatele, Abhinav; Fourestier, Sebastien; Kale, Laxmikant; Pellegrini, Francois (2015)
    Load imbalance in an application can lead to degradation of performance and a significant drop in system utilization. Achieving the best parallel efficiency for a program requires optimal load balancing which is an NP-hard ...

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  • Bhatele, Abhinav; Chung, I-Hsin; Kale, Laxmikant V. (2010-04)
    Network contention has an increasingly adverse effect on the performance of parallel applications with increasing size of parallel machines. Machines of the petascale era are forcing application developers to map tasks ...

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  • Bhatele, Abhinav (2010-08)
    Petascale machines with hundreds of thousands of cores are being built. These machines have varying interconnect topologies and large network diameters. Computation is cheap and communication on the network is becoming ...

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  • Bhatele, Abhinav; Jain, Nikhil; Livnat, Yarden; Pascucci, Valerio; Bremer, Peer-Timo (2015-07-18)
    The dragonfly topology is becoming a popular choice for building high-radix, low-diameter networks with high-bandwidth links. Even with a powerful network, preliminary experiments on Edison at NERSC have shown that for ...

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  • Bhatele, Abhinav; Kumar, Sameer; Mei, Chao; Phillips, James C.; Zheng, Gengbin; Kale, Laxmikant V. (2009-02)
    NAMD is a portable parallel application for biomolecular simulations. NAMD pioneered the use of hybrid spatial and force decomposition, a technique used by most scalable programs for biomolecular simulations, including ...

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  • Bhatele, Abhinav; Kumar, Sameer; Mei, Chao; Phillips, James C.; Zheng, Gengbin; Kale, Laxmikant V. (2009-02)
    NAMD is a portable parallel application for biomolecular simulations. NAMD pioneered the use of hybrid spatial and force decomposition, a technique used by most scalable programs for biomolecular simulations, including ...

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    application/pdfPDF (350Kb)
  • Jain, Nikhil; Bhatele, Abhinav; Yeom, Jae-Seung; Adams, Mark F.; Miniati, Francesco; Mei, Chao; Kale, Laxmikant (2014-08-26)
    Modern parallel codes are often written as a collection of several diverse modules. Different programming languages might be the best or natural fit for each of these modules or for different libraries that are used together ...

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