portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2026-01-09 03:19:34 +00:00
Code Releases Activity

Added a comms benchmark

Browse Source
This commit is contained in:
Peter Boyle
2015-05-02 23:42:30 +01:00
parent 6a39089a43
commit ea52562527
5 changed files with 173 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
benchmarks/Grid_wilson.cc
View File

@@ -35,6 +35,7 @@ int main (int argc, char ** argv)
LatticeFermion src(&Grid); random(pRNG,src);
LatticeFermion result(&Grid); result=zero;
LatticeFermion ref(&Grid); ref=zero;
LatticeFermion err(&Grid);
LatticeFermion tmp(&Grid); tmp=zero;
LatticeGaugeField Umu(&Grid); random(pRNG,Umu);
std::vector<LatticeColourMatrix> U(4,&Grid);
@@ -82,12 +83,14 @@ int main (int argc, char ** argv)
}
double t1=usecond();
double flops=1320*volume*ncall;
std::cout << "Called Dw"<<std::endl;
std::cout << "norm result "<< norm2(result)<<std::endl;
std::cout << "norm ref "<< norm2(ref)<<std::endl;
std::cout << "mflop/s = "<< flops/(t1-t0)<<std::endl;
std::cout << "mflop/s = "<< flops/(t1-t0)<<std::endl;
err = ref -result;
std::cout << "norm diff "<< norm2(err)<<std::endl;
// for(int ss=0;ss<10;ss++ ){
for(int ss=0;ss<0;ss++ ){
@@ -100,8 +103,5 @@ int main (int argc, char ** argv)
}
}
ref = ref -result;
std::cout << "norm diff "<< norm2(ref)<<std::endl;
Grid_finalize();
}