S3D Interaction with SciDAC and ASCR Joule Goal

Jacqueline Chen

  • PERI – HPCtoolkit, Tau, and Looptool 11% speedup in S3D (w. Mellor-Crummy and Shende, preparing CSD paper)
    • Perfect scaling to over 20K proc. on Jaguar, performance enhancement used in ASCR Joule production run on 14K jaguar proc. for 1.2M cpu-hr 7/07
  • Ultra-scale Viz. Inst (K. L. Ma)
    • Multi-variate volume rendering collaboration on user interface
    • Feature Detection/Tracking Workshop Invited Presentation
  • SDM Center
    • Collective MPI-I/O capability for S3D (w. Choudhary, SC07 and CSD papers)
  • VACET
    • Topological feature detection/tracking of dissipation elements (w. Pascucci)
    • Multi-resolution viz. of terascale S3D data on a workstation (ViSUS) (w. Pascucci & Laney)

Isocontours of stoichiometric mixture fraction (white) and volume rendering of YOH (color) from 1 billion grid combustion simulation of a turbulent H2/Air Jet Flame on 14,400 CrayXT7 processors (courtesy K. L. Ma and H. Yu, SciDAC Ultrascale Viz. Inst.)


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