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Search took 0.00 seconds. Search: Posts Made By: ywang
Forum: OpenFOAM June 23, 2011, 03:55
Replies: 15
Views: 3,295
Posted By ywang
It seems he is running 130 million cell with only...

It seems he is running 130 million cell with only 16 processors,,,
Forum: OpenFOAM June 23, 2011, 02:01
Replies: 15
Views: 3,295
Posted By ywang
I am also working on DNS, but with my own solver...

I am also working on DNS, but with my own solver using LBM. I am a fresh man in the OpenFOAM community. The only thing I can tell you now is to reduce the file operating and message communication as...
Forum: OpenFOAM June 16, 2011, 18:44
Replies: 15
Views: 3,295
Posted By ywang
I am using unstructured mesh for complex...

I am using unstructured mesh for complex geometry. The 128x128x128 mesh is non-uniform and used for the benchmark channel flow.
Forum: OpenFOAM June 16, 2011, 05:11
Replies: 15
Views: 3,295
Posted By ywang
Sorry,,,,the code i am using has tens of files,,,...

Sorry,,,,the code i am using has tens of files,,,

the solvers you used before are the re-compiled solvers from other place? Anyway, I suggest you use the local mpi and recompile the OF.
Forum: OpenFOAM June 16, 2011, 02:27
Replies: 15
Views: 3,295
Posted By ywang
Try to reduce the times of file operating. ...

Try to reduce the times of file operating.

I am doing DNS with a code based on OF. For a mesh with 128*128*128 cells, the speedup of 4096 processors is about 1000. I am also testing with a finer...
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