Studium_Angewandte_Informatik_Bachelor/hpc_laboratory_exercises
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This commit is contained in:
WickedJack99
2025-06-29 21:58:35 +02:00
parent be2d0002cd
commit 9a4ea54552
1 changed files with 2 additions and 21 deletions
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23
lab12/exc4/jacobi.cpp
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@@ -61,11 +61,6 @@ int Jacobi::upperOffset() const
void Jacobi::exchangeHaloLayers(Matrix &phi)
{
if (rank_ == (numProc_ - 2))
{
std::cout << is_first_on_node_ << std::endl;
}
if (is_first_on_node_)
{
exchangeHaloLayersNodeMPIProcFirst(phi);
@@ -161,10 +156,6 @@ void Jacobi::exchangeHaloLayersNodeMPIProcFirst(Matrix &phi)
{
MPI_Win_sync(win_);
}
if (rank_ == (numProc_ - 2))
{
std::cout << "t1" << std::endl;
}
for (int j = 0; j < sendSize; ++j)
shm0[j] = phi(n - 2, j); // our last inner row
@@ -176,16 +167,10 @@ void Jacobi::exchangeHaloLayersNodeMPIProcFirst(Matrix &phi)
{
MPI_Win_sync(win_);
}
if (rank_ == (numProc_ - 2))
{
std::cout << "t2" << std::endl;
}
for (int j = 0; j < sendSize; ++j)
phi(n - 1, j) = shm1[j]; // halo from second proc
if (rank_ == (numProc_ - 2))
{
std::cout << "t3" << std::endl;
}
states->shmStates[1] = SharedmemState::Read;
MPI_Win_sync(win_);
}
@@ -259,10 +244,6 @@ Jacobi::Result Jacobi::run(const Matrix &init, double eps, int maxNumIter)
dist = 0;
exchangeHaloLayers(phi[t0]);
if (rank_ == (numProc_ - 2))
{
std::cout << "exchangeHaloLayers finished" << std::endl;
}
for (int i = 1; i < numRows - 1; ++i)
{