A Performance Study on a Single Processing Node of the HITACHI SR8000

  • Authors:
  • Seiji Nishimura;Daisuke Takahashi;Takaomi Shigehara;Hiroshi Mizoguchi;Taketoshi Mishima

  • Affiliations:
  • -;-;-;-;-

  • Venue:
  • NAA '00 Revised Papers from the Second International Conference on Numerical Analysis and Its Applications
  • Year:
  • 2000

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Abstract

We carry out a performance study on a single processing node of the HITACHI SR8000. Each processing node of the SR8000 is a shared memory parallel computer which is composed of eight scalar processors with a pseudo-vector processing facility. In this study, we implement highly optimized codes for basic linear operations including matrix-matrix product, matrix-vector product and vector inner-product. As a practical application of matrix-vector product, we examine the performance of two iterative methods for linear systems: the conjugate gradient (CG) method and the conjugate residual (CR) method.