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| author | Erik Schnetter <schnetter@aei.mpg.de> | 2004-11-24 23:51:00 +0000 |
|---|---|---|
| committer | Erik Schnetter <schnetter@aei.mpg.de> | 2004-11-24 23:51:00 +0000 |
| commit | 174ecc8b81ba24eb45795fbae18356c8773e582a (patch) | |
| tree | 7b61d94a165cb267ac8914dbe3dc1697635c39e6 /Carpet/CarpetLib/param.ccl | |
| parent | 545d5b76a2ade3dd3e595492122da8cc454d0e23 (diff) | |
CarpetLib: Implement using MPI_Waitall for communicating
Add a parameter CarpetLib::use_waitall that switches from using a
series of MPI_Wait statements to using a single MPI_Waitall
statement. This might improve performance on many processors.
darcs-hash:20041124235118-891bb-034efea054db236a187022b1858e4574da867fa3.gz
Diffstat (limited to 'Carpet/CarpetLib/param.ccl')
| -rw-r--r-- | Carpet/CarpetLib/param.ccl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Carpet/CarpetLib/param.ccl b/Carpet/CarpetLib/param.ccl index 47255091f..eb5929c15 100644 --- a/Carpet/CarpetLib/param.ccl +++ b/Carpet/CarpetLib/param.ccl @@ -22,3 +22,7 @@ BOOLEAN output_bboxes "Output bounding box information to the screen" STEERABLE= BOOLEAN save_memory_during_regridding "Save some memory during regridding at the expense of speed" { } "no" + +BOOLEAN use_waitall "Use MPI_Waitall instead many MPI_Wait statements" +{ +} "no" |