int testFromDataFile(
const RCP<const Teuchos::Comm<int> > & comm,
int numParts,
float imbalance,
std::string fname,
std::string pqParts,
std::string pfname,
int k,
int migration_check_option,
int migration_all_to_all_type,
scalar_t migration_imbalance_cut_off,
int migration_processor_assignment_type,
int migration_doMigration_type
)
{
//std::string fname("simple");
//cout << "running " << fname << endl;
UserInputForTests uinput(testDataFilePath, fname, comm, true);
RCP<tMVector_t> coords = uinput.getUICoordinates();
RCP<const tMVector_t> coordsConst = rcp_const_cast<const tMVector_t>(coords);
typedef Zoltan2::XpetraMultiVectorAdapter<tMVector_t> inputAdapter_t;
inputAdapter_t ia(coordsConst);
Teuchos::RCP <Teuchos::ParameterList> params ;
//Teuchos::ParameterList params("test params");
if(pfname != ""){
params = Teuchos::getParametersFromXmlFile(pfname);
}
else {
params =RCP <Teuchos::ParameterList> (new Teuchos::ParameterList, true);
}
//params->set("timer_output_stream" , "std::cout");
params->set("compute_metrics", "true");
params->set("algorithm", "multijagged");
if(imbalance > 1){
params->set("imbalance_tolerance", double(imbalance));
}
if(pqParts != ""){
params->set("mj_parts", pqParts);
}
if(numParts > 0){
params->set("num_global_parts", numParts);
}
if (k > 0){
params->set("mj_concurrent_part_count", k);
}
if(migration_check_option >= 0){
params->set("mj_migration_option", migration_check_option);
}
if(migration_imbalance_cut_off >= 0){
params->set("mj_minimum_migration_imbalance", double (migration_imbalance_cut_off));
}
Zoltan2::PartitioningProblem<inputAdapter_t> *problem;
try {
#ifdef HAVE_ZOLTAN2_MPI
problem = new Zoltan2::PartitioningProblem<inputAdapter_t>(&ia, params.getRawPtr(),
MPI_COMM_WORLD);
#else
problem = new Zoltan2::PartitioningProblem<inputAdapter_t>(&ia, params.getRawPtr());
#endif
}
CATCH_EXCEPTIONS("PartitioningProblem()")
try {
problem->solve();
}
CATCH_EXCEPTIONS("solve()")
if (coordsConst->getGlobalLength() < 40) {
int len = coordsConst->getLocalLength();
const inputAdapter_t::part_t *zparts =
problem->getSolution().getPartList();
const gno_t *zgids = problem->getSolution().getIdList();
for (int i = 0; i < len; i++)
cout << comm->getRank()
<< " gid " << zgids[i] << " part " << zparts[i] << endl;
}
if (comm->getRank() == 0){
problem->printMetrics(cout);
cout << "testFromDataFile is done " << endl;
}
problem->printTimers();
delete problem;
return 0;
}
int testFromSeparateDataFiles(
const RCP<const Teuchos::Comm<int> > & comm,
int numParts,
float imbalance,
std::string fname,
std::string pqParts,
std::string pfname,
int k,
int migration_check_option,
int migration_all_to_all_type,
scalar_t migration_imbalance_cut_off,
int migration_processor_assignment_type,
int migration_doMigration_type
)
{
//std::string fname("simple");
//cout << "running " << fname << endl;
int mR = comm->getRank();
if (mR == 0) cout << "size of scalar_t:" << sizeof(scalar_t) << endl;
string tFile = fname +"_" + Zoltan2::toString<int>(mR) + ".mtx";
scalar_t **double_coords;
lno_t numLocal = 0;
int dim = 0;
getCoords<scalar_t, lno_t>(double_coords, numLocal, dim, tFile);
//UserInputForTests uinput(testDataFilePath, fname, comm, true);
Teuchos::Array<Teuchos::ArrayView<const scalar_t> > coordView(dim);
for (int i=0; i < dim; i++){
if(numLocal > 0){
Teuchos::ArrayView<const scalar_t> a(double_coords[i], numLocal);
coordView[i] = a;
} else{
Teuchos::ArrayView<const scalar_t> a;
coordView[i] = a;
}
}
gno_t numGlobal;
gno_t nL = numLocal;
Teuchos::Comm<int> *tcomm = (Teuchos::Comm<int> *)comm.getRawPtr();
reduceAll<int, gno_t>(
*tcomm,
Teuchos::REDUCE_SUM,
1,
&nL,
&numGlobal
);
RCP<Tpetra::Map<lno_t, gno_t, node_t> > mp = rcp(
new Tpetra::Map<lno_t, gno_t, node_t> (numGlobal, numLocal, 0, comm));
RCP< Tpetra::MultiVector<scalar_t, lno_t, gno_t, node_t> >coords = RCP< Tpetra::MultiVector<scalar_t, lno_t, gno_t, node_t> >(
new Tpetra::MultiVector<scalar_t, lno_t, gno_t, node_t>( mp, coordView.view(0, dim), dim));
RCP<const tMVector_t> coordsConst = rcp_const_cast<const tMVector_t>(coords);
typedef Zoltan2::XpetraMultiVectorInput<tMVector_t> inputAdapter_t;
inputAdapter_t ia(coordsConst);
Teuchos::RCP <Teuchos::ParameterList> params ;
//Teuchos::ParameterList params("test params");
if(pfname != ""){
params = Teuchos::getParametersFromXmlFile(pfname);
}
else {
params =RCP <Teuchos::ParameterList> (new Teuchos::ParameterList, true);
}
//params->set("timer_output_stream" , "std::cout");
params->set("compute_metrics", "true");
params->set("algorithm", "multijagged");
if(imbalance > 1){
params->set("imbalance_tolerance", double(imbalance));
}
if(pqParts != ""){
params->set("pqParts", pqParts);
}
if(numParts > 0){
params->set("num_global_parts", numParts);
}
if (k > 0){
params->set("parallel_part_calculation_count", k);
}
if(migration_processor_assignment_type >= 0){
params->set("migration_processor_assignment_type", migration_processor_assignment_type);
}
if(migration_check_option >= 0){
params->set("migration_check_option", migration_check_option);
}
if(migration_all_to_all_type >= 0){
params->set("migration_all_to_all_type", migration_all_to_all_type);
}
if(migration_imbalance_cut_off >= 0){
params->set("migration_imbalance_cut_off", double (migration_imbalance_cut_off));
}
if (migration_doMigration_type >= 0){
params->set("migration_doMigration_type", int (migration_doMigration_type));
}
Zoltan2::PartitioningProblem<inputAdapter_t> *problem;
try {
#ifdef HAVE_ZOLTAN2_MPI
problem = new Zoltan2::PartitioningProblem<inputAdapter_t>(&ia, params.getRawPtr(),
MPI_COMM_WORLD);
#else
problem = new Zoltan2::PartitioningProblem<inputAdapter_t>(&ia, params.getRawPtr());
#endif
}
CATCH_EXCEPTIONS("PartitioningProblem()")
try {
problem->solve();
}
CATCH_EXCEPTIONS("solve()")
if (coordsConst->getGlobalLength() < 40) {
int len = coordsConst->getLocalLength();
const inputAdapter_t::part_t *zparts =
problem->getSolution().getPartList();
const gno_t *zgids = problem->getSolution().getIdList();
for (int i = 0; i < len; i++)
cout << comm->getRank()
<< " gid " << zgids[i] << " part " << zparts[i] << endl;
}
if (comm->getRank() == 0){
problem->printMetrics(cout);
cout << "testFromDataFile is done " << endl;
}
problem->printTimers();
delete problem;
return 0;
}
int run(
const RCP<const Comm<int> > &comm,
int numGlobalParts,
int testCnt,
std::string *thisTest
)
{
#ifdef HAVE_ZOLTAN2_MPI
// Zoltan needs an MPI comm
const Teuchos::MpiComm<int> *tmpicomm =
dynamic_cast<const Teuchos::MpiComm<int> *>(comm.getRawPtr());
MPI_Comm mpiComm = *(tmpicomm->getRawMpiComm());
#endif
int me = comm->getRank();
int np = comm->getSize();
double tolerance = 1.05;
//////////////////////////////////////////////
// Read test data from Zoltan's test directory
//////////////////////////////////////////////
UserInputForTests *uinput;
try{
uinput = new UserInputForTests(zoltanTestDirectory,
thisTest[TESTNAMEOFFSET],
comm, true);
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: UserInputForTests "
<< e.what() << endl;
return 1;
}
RCP<tMatrix_t> matrix;
try{
matrix = uinput->getUITpetraCrsMatrix();
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: get matrix "
<< e.what() << endl;
return 1;
}
RCP<const tMatrix_t> matrixConst = rcp_const_cast<const tMatrix_t>(matrix);
RCP<tMVector_t> coords;
try{
coords = uinput->getUICoordinates();
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: get coordinates "
<< e.what() << endl;
return 1;
}
RCP<tMVector_t> weights;
try{
weights = uinput->getUIWeights();
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: get weights "
<< e.what() << endl;
return 1;
}
int nWeights = atoi(thisTest[TESTOBJWGTOFFSET].c_str());
if (me == 0) {
cout << "Test " << testCnt << " filename = "
<< thisTest[TESTNAMEOFFSET] << endl;
cout << "Test " << testCnt << " num processors = "
<< np << endl;
cout << "Test " << testCnt << " zoltan method = "
<< thisTest[TESTMETHODOFFSET] << endl;
cout << "Test " << testCnt << " num_global_parts = "
<< numGlobalParts << endl;
cout << "Test " << testCnt << " imbalance_tolerance = "
<< tolerance << endl;
cout << "Test " << testCnt << " num weights per ID = "
<< nWeights << endl;
}
/////////////////////////////////////////
// PARTITION USING ZOLTAN DIRECTLY
/////////////////////////////////////////
if (me == 0) cout << "Calling Zoltan directly" << endl;
# ifdef HAVE_ZOLTAN2_MPI
Zoltan zz(mpiComm);
# else
Zoltan zz;
# endif
char tmp[56];
zz.Set_Param("LB_METHOD", thisTest[TESTMETHODOFFSET]);
sprintf(tmp, "%d", numGlobalParts);
zz.Set_Param("NUM_GLOBAL_PARTS", tmp);
sprintf(tmp, "%d", nWeights);
zz.Set_Param("OBJ_WEIGHT_DIM", tmp);
sprintf(tmp, "%f", tolerance);
zz.Set_Param("IMBALANCE_TOL", tmp);
zz.Set_Param("RETURN_LISTS", "PART");
zz.Set_Param("FINAL_OUTPUT", "1");
zz.Set_Num_Obj_Fn(znumobj, (void *) coords.getRawPtr());
if (nWeights)
zz.Set_Obj_List_Fn(zobjlist, (void *) weights.getRawPtr());
else
zz.Set_Obj_List_Fn(zobjlist, (void *) coords.getRawPtr());
zz.Set_Num_Geom_Fn(znumgeom, (void *) coords.getRawPtr());
zz.Set_Geom_Multi_Fn(zgeom, (void *) coords.getRawPtr());
int changes, ngid, nlid;
int numd, nump;
ZOLTAN_ID_PTR dgid = NULL, dlid = NULL, pgid = NULL, plid = NULL;
int *dproc = NULL, *dpart = NULL, *pproc = NULL, *ppart = NULL;
int ierr = zz.LB_Partition(changes, ngid, nlid,
numd, dgid, dlid, dproc, dpart,
nump, pgid, plid, pproc, ppart);
if (ierr != ZOLTAN_OK && ierr != ZOLTAN_WARN) {
if (me == 0)
cout << "Test " << testCnt << ": FAIL: direct Zoltan call" << endl;
zz.LB_Free_Part(&pgid, &plid, &pproc, &ppart);
return 1;
}
/////////////////////////////////////////
// PARTITION USING ZOLTAN THROUGH ZOLTAN2
/////////////////////////////////////////
if (me == 0) cout << "Calling Zoltan through Zoltan2" << endl;
matrixAdapter_t *ia;
try{
ia = new matrixAdapter_t(matrixConst, nWeights);
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: matrix adapter "
<< e.what() << endl;
return 1;
}
for (int idx=0; idx < nWeights; idx++)
ia->setRowWeights(weights->getData(idx).getRawPtr(), 1, idx);
vectorAdapter_t *ca = NULL;
try{
ca = new vectorAdapter_t(coords);
}
catch(std::exception &e){
if (me == 0)
cout << "Test " << testCnt << ": FAIL: vector adapter "
<< e.what() << endl;
return 1;
}
ia->setCoordinateInput(ca);
Teuchos::ParameterList params;
params.set("timer_output_stream" , "std::cout");
params.set("compute_metrics", "true");
// params.set("debug_level" , "verbose_detailed_status");
params.set("algorithm", "zoltan");
params.set("imbalance_tolerance", tolerance );
params.set("num_global_parts", numGlobalParts);
if (thisTest[TESTMETHODOFFSET] != "default") {
// "default" tests case of no Zoltan parameter sublist
Teuchos::ParameterList &zparams = params.sublist("zoltan_parameters",false);
zparams.set("LB_METHOD",thisTest[TESTMETHODOFFSET]);
}
Zoltan2::PartitioningProblem<matrixAdapter_t> *problem;
# ifdef HAVE_ZOLTAN2_MPI
try{
problem = new Zoltan2::PartitioningProblem<matrixAdapter_t>(ia, ¶ms,
mpiComm);
}
# else
try{
problem = new Zoltan2::PartitioningProblem<matrixAdapter_t>(ia, ¶ms);
}
# endif
catch(std::exception &e){
cout << "Test " << testCnt << " FAIL: problem " << e.what() << endl;
return 1;
}
try {
problem->solve();
}
catch(std::exception &e){
cout << "Test " << testCnt << " FAIL: solve " << e.what() << endl;
return 1;
}
if (me == 0){
problem->printMetrics(cout);
}
problem->printTimers();
/////////////////////////////////////////
// COMPARE RESULTS
/////////////////////////////////////////
size_t nObj = coords->getLocalLength();
const int *z2parts = problem->getSolution().getPartListView();
int diffcnt = 0, gdiffcnt = 0;
for (size_t i = 0; i < nObj; i++) {
if (z2parts[plid[i]] != ppart[i]) {
diffcnt++;
cout << me << " DIFF for " << i << " ("
<< coords->getMap()->getGlobalElement(i) << "): "
<< "Z2 = " << z2parts[i] << "; Z1 = " << ppart[plid[i]] << endl;
}
}
/////////////////////////////////////////
// CLEAN UP
/////////////////////////////////////////
zz.LB_Free_Part(&pgid, &plid, &pproc, &ppart);
delete ia;
delete ca;
delete problem;
delete uinput;
Teuchos::reduceAll(*comm, Teuchos::REDUCE_SUM, 1, &diffcnt, &gdiffcnt);
if (gdiffcnt > 0) {
if (me == 0)
cout << "Test " << testCnt << " "
<< thisTest[TESTNAMEOFFSET] << " "
<< thisTest[TESTMETHODOFFSET] << " "
<< thisTest[TESTOBJWGTOFFSET] << " "
<< " FAIL: comparison " << endl;
return 1;
}
return 0;
}