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Benchmark prep

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This commit is contained in:
Peter Boyle
2017-08-25 09:25:54 +01:00
parent b49bec0cec
commit c3b1263e75
10 changed files with 494 additions and 71 deletions
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30
benchmarks/Benchmark_comms.cc
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@ -92,11 +92,16 @@ int main (int argc, char ** argv)
RealD Nnode = Grid.NodeCount();
RealD ppn = Nrank/Nnode;
Vector<Vector<HalfSpinColourVectorD> > xbuf(8,Vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
Vector<Vector<HalfSpinColourVectorD> > rbuf(8,Vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
std::vector<Vector<HalfSpinColourVectorD> > xbuf(8);
std::vector<Vector<HalfSpinColourVectorD> > rbuf(8);
int ncomm;
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
for(int mu=0;mu<8;mu++){
xbuf[mu].resize(lat*lat*lat*Ls);
rbuf[mu].resize(lat*lat*lat*Ls);
// std::cout << " buffers " << std::hex << (uint64_t)&xbuf[mu][0] <<" " << (uint64_t)&rbuf[mu][0] <<std::endl;
}
for(int i=0;i<Nloop;i++){
double start=usecond();
@ -112,7 +117,6 @@ int main (int argc, char ** argv)
int comm_proc=1;
int xmit_to_rank;
int recv_from_rank;
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
Grid.SendToRecvFromBegin(requests,
(void *)&xbuf[mu][0],
@ -172,9 +176,14 @@ int main (int argc, char ** argv)
RealD Nnode = Grid.NodeCount();
RealD ppn = Nrank/Nnode;
Vector<Vector<HalfSpinColourVectorD> > xbuf(8,Vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
Vector<Vector<HalfSpinColourVectorD> > rbuf(8,Vector<HalfSpinColourVectorD>(lat*lat*lat*Ls));
std::vector<Vector<HalfSpinColourVectorD> > xbuf(8);
std::vector<Vector<HalfSpinColourVectorD> > rbuf(8);
for(int mu=0;mu<8;mu++){
xbuf[mu].resize(lat*lat*lat*Ls);
rbuf[mu].resize(lat*lat*lat*Ls);
// std::cout << " buffers " << std::hex << (uint64_t)&xbuf[mu][0] <<" " << (uint64_t)&rbuf[mu][0] <<std::endl;
}
int ncomm;
int bytes=lat*lat*lat*Ls*sizeof(HalfSpinColourVectorD);
@ -493,14 +502,9 @@ int main (int argc, char ** argv)
int comm_proc = mpi_layout[mu]-1;
Grid.ShiftedRanks(mu,comm_proc,xmit_to_rank,recv_from_rank);
}
tbytes= Grid.StencilSendToRecvFromBegin(requests,
(void *)&xbuf[dir][0],
xmit_to_rank,
(void *)&rbuf[dir][0],
recv_from_rank,
bytes,dir);
Grid.StencilSendToRecvFromComplete(requests,dir);
requests.resize(0);
tbytes= Grid.StencilSendToRecvFrom((void *)&xbuf[dir][0], xmit_to_rank,
(void *)&rbuf[dir][0], recv_from_rank, bytes,dir);
#pragma omp atomic
dbytes+=tbytes;