[CIG-SHORT] benchmarks

Brad Aagaard baagaard at usgs.gov
Fri Aug 4 17:16:40 PDT 2006


Carl-

Most of the benchmark infrastructure is in place. Luis was having 
trouble with the Okada Matlab script the last time I talked to him. I am 
hoping that when I get back from vacation in a week, we will be able to 
compare benchmark solutions. Once we get the uniform resolution models, 
done it will be inportant to compare the nonuniform resolution models 
(using your meshes).

Brad


Carl W. Gable wrote:

>Good job Greg!!! I have the general impression
>that the grids I created for the benchmark problems (reverse,
>strike slip) are not being used. Or to turn that around, is
>anyone using or going to use the grids I created for the
>benchmarks and put on the web?
>
>Also, has anyone or is anyone going to use the interpolation
>utility that interpolates scalar values from one grid to
>another. It seem that up to now all (nearly all???) the
>benchmark runs (Greg and Charles) have been done on exactly
>the same grid. Have any calculations been run on different
>grids and solutions compared?
>
>Carl
>
>-------------------------------------
>Hi Everybody:
>  I've now performed the GeoFEST runs of the reverse-slip benchmark 
>problem with the intermediate-resolution (500 meter) grid spacing.  As 
>in my earlier postings, the input and output files will be found here:
>  http://www.physics.hmc.edu/GL/workshop/
>The GeoFEST-format input file is named tet4_500m.gft ; this and the 
>previous 1000 meter input file have not yet been posted at CIG, but if 
>somebody wants to do that, feel free.
>
>I did just two runs of the 500m case:
>
>tet4_halfkmA.out - 0.10 yr time step, 1.0 implicit parameter, 10^-7 
>solver convergence criterion.
>CPU time: 17880 s. on 2.4 GHz AMD Opteron Processor 250; 1.8 GB memory 
>used
>
>tet4_halfkmB.out - 0.10 yr time step, 1.0 implicit parameter, 10^-9 
>solver convergence criterion.
>CPU time: 21561 s. on 2.4 GHz AMD Opteron Processor 250; 1.8 GB memory 
>used
>
>The mesh coordinates and connectivity are identical to Charles' PyLith 
>input.
>
>                       - Greg
>
>-------------------------------------
>Gregory A. Lyzenga  <lyzenga at hmc.edu>           ***     (909) 621-8378
>Dept. of Physics, Harvey Mudd College           *** fax (909) 621-8887
>Claremont, CA 91711-5990 
><http://www.physics.hmc.edu/faculty/Lyzenga/>
>
>
>
>
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>  
>




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