CCM/MP-2D AlphaSC-500 Performance Analysis

Performance Studies using

CCM/MP-2D


Compaq AlphaServer SC CCM/MP-2D
Performance Analysis

Date/Person: November 8, 1999 / P. Worley
Platform: Compaq AlphaServer SC at Compaq (fsehpc):
     16 ES40 4-way SMP nodes (500 MHz Alpha 21264 with 4MB L2 cache)
Environment: Digital UNIX V5.0;   RMS 2.32
Compilation Options: f90 -O4 -assume accuracy_sensitive -math_library accurate -align dcommons -align records -arch host -tune host
Math Library: DXML
Communication Library: MPI
Problem Size: T170L18
Number of Timesteps: 575
Results:

Optimal Algorithms
processorsminalgorithmaspect rationmapping
  16    2.2571e+03   d1    1 x 16    -  
  32    1.2088e+03   d0    4 x 8    +1  


Patrick H. Worley / ( worleyph@ornl.gov)
Last Modified Monday, 15-Jul-2002 10:03:33 EDT.