commgraph_test.cpp File Reference

#include "moab/Core.hpp"
#include "moab_mpi.h"
#include "moab/ParallelComm.hpp"
#include "MBParallelConventions.h"
#include "moab/iMOAB.h"
#include "TestUtil.hpp"
#include "moab/CpuTimer.hpp"
#include "moab/ProgOptions.hpp"
#include <iostream>
#include <sstream>

Include dependency graph for commgraph_test.cpp:

Go to the source code of this file.

Macros
#define	CHECKIERR(rc, message)

Functions
std::string	readopts ("PARALLEL=READ_PART;PARTITION=PARALLEL_PARTITION;PARALLEL_RESOLVE_SHARED_ENTS")
std::string	readoptsPC ("PARALLEL=READ_PART;PARTITION=PARALLEL_PARTITION")
std::string	fileWriteOptions ("PARALLEL=WRITE_PART")
std::string	tagT ("a2oTbot")
std::string	tagU ("a2oUbot")
std::string	tagV ("a2oVbot")
std::string	separ (":")
std::string	tagT1 ("a2oTbot_1")
std::string	tagU1 ("a2oUbot_1")
std::string	tagV1 ("a2oVbot_1")
std::string	tagT2 ("a2oTbot_2")
int	commgraphtest ()
void	testspectral_phys ()
void	testspectral_lnd ()
void	testphysatm_lnd ()
int	main (int argc, char *argv[])

Variables
int	ierr
int	rankInGlobalComm
int	numProcesses
MPI_Group	jgroup
std::string	atmFilename = TestDir + "unittest/wholeATM_T.h5m"
int	rankInAtmComm = -1
int	cmpatm = 605
std::string	atmPhysFilename = TestDir + "unittest/AtmPhys.h5m"
std::string	atmPhysOutFilename = "outPhys.h5m"
std::string	atmFilename2 = "wholeATM_new.h5m"
int	rankInPhysComm = -1
int	physatm = 5
int	nghlay = 0
std::vector< int >	groupTasks
int	startG1 = 0
int	startG2 = 0
int	endG1 = numProcesses - 1
int	endG2 = numProcesses - 1
int	typeA = 1
int	typeB = 2

Macro Definition Documentation

CHECKIERR

#define CHECKIERR	(		rc,
			message
	)

Value:

 if( 0 != ( rc ) ) \
 { \
 printf( "%s. ErrorCode = %d.\n", message, rc ); \
 CHECK( 0 ); \
 }

Definition at line 50 of file commgraph_test.cpp.

Function Documentation

commgraphtest()

int commgraphtest

(

)

Definition at line 136 of file commgraph_test.cpp.

{
 
 if( !rankInGlobalComm )
 {
 std::cout << " first file: " << atmFilename << "\n on tasks : " << startG1 << ":" << endG1
 << "\n second file: " << atmPhysFilename << "\n on tasks : " << startG2 << ":" << endG2 << "\n ";
 }
 
 // load files on 2 different communicators, groups
 // will create a joint comm for rendezvous
 MPI_Group atmPEGroup;
 groupTasks.resize( numProcesses, 0 );
 for( int i = startG1; i <= endG1; i++ )
 groupTasks[i - startG1] = i;
 
 ierr = MPI_Group_incl( jgroup, endG1 - startG1 + 1, &groupTasks[0], &atmPEGroup );
 CHECKIERR( ierr, "Cannot create atmPEGroup" )
 
 groupTasks.clear();
 groupTasks.resize( numProcesses, 0 );
 MPI_Group atmPhysGroup;
 for( int i = startG2; i <= endG2; i++ )
 groupTasks[i - startG2] = i;
 
 ierr = MPI_Group_incl( jgroup, endG2 - startG2 + 1, &groupTasks[0], &atmPhysGroup );
 CHECKIERR( ierr, "Cannot create atmPhysGroup" )
 
 // create 2 communicators, one for each group
 int ATM_COMM_TAG = 1;
 MPI_Comm atmComm;
 // atmComm is for atmosphere app;
 ierr = MPI_Comm_create_group( MPI_COMM_WORLD, atmPEGroup, ATM_COMM_TAG, &atmComm );
 CHECKIERR( ierr, "Cannot create atmComm" )
 
 int PHYS_COMM_TAG = 2;
 MPI_Comm physComm;
 // physComm is for phys atm app
 ierr = MPI_Comm_create_group( MPI_COMM_WORLD, atmPhysGroup, PHYS_COMM_TAG, &physComm );
 CHECKIERR( ierr, "Cannot create physComm" )
 
 // now, create the joint communicator atm physatm
 
 //
 MPI_Group joinAtmPhysAtmGroup;
 ierr = MPI_Group_union( atmPEGroup, atmPhysGroup, &joinAtmPhysAtmGroup );
 CHECKIERR( ierr, "Cannot create joint atm - phys atm group" )
 int JOIN_COMM_TAG = 5;
 MPI_Comm joinComm;
 ierr = MPI_Comm_create_group( MPI_COMM_WORLD, joinAtmPhysAtmGroup, JOIN_COMM_TAG, &joinComm );
 CHECKIERR( ierr, "Cannot create joint atm cou communicator" )
 
 ierr = iMOAB_Initialize( 0, NULL ); // not really needed anything from argc, argv, yet; maybe we should
 CHECKIERR( ierr, "Cannot initialize iMOAB" )
 
 int cmpAtmAppID = -1;
 iMOAB_AppID cmpAtmPID = &cmpAtmAppID; // atm
 int physAtmAppID = -1; // -1 means it is not initialized
 iMOAB_AppID physAtmPID = &physAtmAppID; // phys atm on phys pes
 
 // load atm mesh
 if( atmComm != MPI_COMM_NULL )
 {
 MPI_Comm_rank( atmComm, &rankInAtmComm );
 ierr = iMOAB_RegisterApplication( "ATM1", &atmComm, &cmpatm, cmpAtmPID );
 CHECKIERR( ierr, "Cannot register ATM App" )
 
 // load first model
 std::string rdopts = readopts;
 if( typeA == 2 ) rdopts = readoptsPC; // point cloud
 ierr = iMOAB_LoadMesh( cmpAtmPID, atmFilename.c_str(), rdopts.c_str(), &nghlay );
 CHECKIERR( ierr, "Cannot load ATM mesh" )
 }
 
 // load atm phys mesh
 if( physComm != MPI_COMM_NULL )
 {
 MPI_Comm_rank( physComm, &rankInPhysComm );
 ierr = iMOAB_RegisterApplication( "PhysATM", &physComm, &physatm, physAtmPID );
 CHECKIERR( ierr, "Cannot register PHYS ATM App" )
 
 // load phys atm mesh all tests this is PC
 ierr = iMOAB_LoadMesh( physAtmPID, atmPhysFilename.c_str(), readoptsPC.c_str(), &nghlay );
 CHECKIERR( ierr, "Cannot load Phys ATM mesh" )
 }
 
 if( MPI_COMM_NULL != joinComm )
 {
 ierr = iMOAB_ComputeCommGraph( cmpAtmPID, physAtmPID, &joinComm, &atmPEGroup, &atmPhysGroup, &typeA, &typeB,
 &cmpatm, &physatm );
 // it will generate parcomm graph between atm and atmPhys models
 // 2 meshes, that are distributed in parallel
 CHECKIERR( ierr, "Cannot compute comm graph between the two apps " )
 }
 
 if( atmComm != MPI_COMM_NULL )
 {
 // call send tag;
 std::string tags = tagT + separ + tagU + separ + tagV;
 ierr = iMOAB_SendElementTag( cmpAtmPID, tags.c_str(), &joinComm, &physatm );
 CHECKIERR( ierr, "cannot send tag values" )
 }
 
 if( physComm != MPI_COMM_NULL )
 {
 // need to define tag storage
 std::string tags1 = tagT1 + separ + tagU1 + separ + tagV1 + separ;
 int tagType = DENSE_DOUBLE;
 int ndof = 1;
 if( typeB == 1 ) ndof = 16;
 int tagIndex = 0;
 ierr = iMOAB_DefineTagStorage( physAtmPID, tagT1.c_str(), &tagType, &ndof, &tagIndex );
 CHECKIERR( ierr, "failed to define the field tag a2oTbot" );
 
 ierr = iMOAB_DefineTagStorage( physAtmPID, tagU1.c_str(), &tagType, &ndof, &tagIndex );
 CHECKIERR( ierr, "failed to define the field tag a2oUbot" );
 
 ierr = iMOAB_DefineTagStorage( physAtmPID, tagV1.c_str(), &tagType, &ndof, &tagIndex );
 CHECKIERR( ierr, "failed to define the field tag a2oVbot" );
 
 ierr = iMOAB_ReceiveElementTag( physAtmPID, tags1.c_str(), &joinComm, &cmpatm );
 CHECKIERR( ierr, "cannot receive tag values" )
 }
 
 // we can now free the sender buffers
 if( atmComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_FreeSenderBuffers( cmpAtmPID, &physatm );
 CHECKIERR( ierr, "cannot free buffers" )
 }
 
 if( physComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_WriteMesh( physAtmPID, atmPhysOutFilename.c_str(), fileWriteOptions.c_str() );
 }
 if( physComm != MPI_COMM_NULL )
 {
 // send back first tag only
 ierr = iMOAB_SendElementTag( physAtmPID, tagT1.c_str(), &joinComm, &cmpatm );
 CHECKIERR( ierr, "cannot send tag values" )
 }
 // receive it in a different tag
 if( atmComm != MPI_COMM_NULL )
 {
 // need to define tag storage
 int tagType = DENSE_DOUBLE;
 int ndof = 16;
 if( typeA == 2 ) ndof = 1;
 int tagIndex = 0;
 ierr = iMOAB_DefineTagStorage( cmpAtmPID, tagT2.c_str(), &tagType, &ndof, &tagIndex );
 CHECKIERR( ierr, "failed to define the field tag a2oTbot_2" );
 
 ierr = iMOAB_ReceiveElementTag( cmpAtmPID, tagT2.c_str(), &joinComm, &physatm );
 CHECKIERR( ierr, "cannot receive tag values a2oTbot_2" )
 }
 // now send back one tag , into a different tag, and see if we get the same values back
 // we can now free the sender buffers
 if( physComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_FreeSenderBuffers( physAtmPID, &cmpatm );
 CHECKIERR( ierr, "cannot free buffers " )
 }
 if( atmComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_WriteMesh( cmpAtmPID, atmFilename2.c_str(), fileWriteOptions.c_str() );
 }
 
 // unregister in reverse order
 if( physComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_DeregisterApplication( physAtmPID );
 CHECKIERR( ierr, "cannot deregister second app model" )
 }
 
 if( atmComm != MPI_COMM_NULL )
 {
 ierr = iMOAB_DeregisterApplication( cmpAtmPID );
 CHECKIERR( ierr, "cannot deregister first app model" )
 }
 
 ierr = iMOAB_Finalize();
 CHECKIERR( ierr, "did not finalize iMOAB" )
 
 // free atm group and comm
 if( MPI_COMM_NULL != atmComm ) MPI_Comm_free( &atmComm );
 MPI_Group_free( &atmPEGroup );
 
 // free atm phys group and comm
 if( MPI_COMM_NULL != physComm ) MPI_Comm_free( &physComm );
 MPI_Group_free( &atmPhysGroup );
 
 // free atm phys group and comm
 if( MPI_COMM_NULL != joinComm ) MPI_Comm_free( &joinComm );
 MPI_Group_free( &joinAtmPhysAtmGroup );
 
 return 0;
}

References atmFilename, atmFilename2, atmPhysFilename, atmPhysOutFilename, CHECKIERR, cmpatm, DENSE_DOUBLE, endG1, endG2, fileWriteOptions(), groupTasks, ierr, iMOAB_AppID, iMOAB_DefineTagStorage(), iMOAB_DeregisterApplication(), iMOAB_Finalize(), iMOAB_Initialize(), iMOAB_LoadMesh(), iMOAB_RegisterApplication(), iMOAB_WriteMesh(), jgroup, MPI_COMM_WORLD, nghlay, numProcesses, physatm, rankInAtmComm, rankInGlobalComm, rankInPhysComm, readopts(), readoptsPC(), separ(), startG1, startG2, tagT(), tagT1(), tagT2(), tagU(), tagU1(), tagV(), tagV1(), typeA, and typeB.

Referenced by testphysatm_lnd(), testspectral_lnd(), and testspectral_phys().

fileWriteOptions()

std::string fileWriteOptions

(

)

Referenced by commgraphtest(), and main().

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 333 of file commgraph_test.cpp.

{
 
 MPI_Init( &argc, &argv );
 MPI_Comm_rank( MPI_COMM_WORLD, &rankInGlobalComm );
 MPI_Comm_size( MPI_COMM_WORLD, &numProcesses );
 
 MPI_Comm_group( MPI_COMM_WORLD, &jgroup ); // all processes in global group
 
 // default: load atm on 2 proc, phys grid on 2 procs, establish comm graph, then migrate
 // data from atm pes to phys pes, and back
 startG1 = 0, startG2 = 0, endG1 = numProcesses - 1, endG2 = numProcesses - 1;
 
 ProgOptions opts;
 opts.addOpt< std::string >( "modelA,m", "first model file ", &atmFilename );
 opts.addOpt< int >( "typeA,t", " type of first model ", &typeA );
 
 opts.addOpt< std::string >( "modelB,n", "second model file", &atmPhysFilename );
 opts.addOpt< int >( "typeB,v", " type of the second model ", &typeB );
 
 opts.addOpt< int >( "startAtm,a", "start task for first model layout", &startG1 );
 opts.addOpt< int >( "endAtm,b", "end task for first model layout", &endG1 );
 
 opts.addOpt< int >( "startPhys,c", "start task for second model layout", &startG2 );
 opts.addOpt< int >( "endPhys,d", "end task for second model layout", &endG2 );
 
 opts.addOpt< std::string >( "output,o", "output filename", &atmPhysOutFilename );
 
 opts.addOpt< std::string >( "output,o", "output filename", &atmFilename2 );
 
 opts.parseCommandLine( argc, argv );
 
 int num_err = 0;
 num_err += RUN_TEST( testspectral_phys );
 
 //
 if( argc == 1 )
 {
 num_err += RUN_TEST( testspectral_lnd );
 num_err += RUN_TEST( testphysatm_lnd );
 }
 MPI_Group_free( &jgroup );
 
 MPI_Finalize();
 
 return num_err;
}

References ProgOptions::addOpt(), atmFilename, atmFilename2, atmPhysFilename, atmPhysOutFilename, endG1, endG2, jgroup, MPI_COMM_WORLD, numProcesses, ProgOptions::parseCommandLine(), rankInGlobalComm, RUN_TEST, startG1, startG2, testphysatm_lnd(), testspectral_lnd(), testspectral_phys(), typeA, and typeB.

readopts()

std::string readopts

(

)

Examples

ComputeTriDual.cpp.

Referenced by commgraphtest(), fdriver(), imoab_coupler_fortran(), moab::Remapper::LoadNativeMesh(), main(), migrate(), migrate_smart(), migratemesh(), and setup_component_coupler_meshes().

readoptsPC()

std::string readoptsPC

(

)

Referenced by commgraphtest().

separ()

std::string separ

(

":"

)

Referenced by commgraphtest().

tagT()

std::string tagT

(

"a2oTbot"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagT1()

std::string tagT1

(

"a2oTbot_1"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagT2()

std::string tagT2

(

"a2oTbot_2"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagU()

std::string tagU

(

"a2oUbot"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagU1()

std::string tagU1

(

"a2oUbot_1"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagV()

std::string tagV

(

"a2oVbot"

)

Referenced by commgraphtest(), and testphysatm_lnd().

tagV1()

std::string tagV1

(

"a2oVbot_1"

)

Referenced by commgraphtest(), and testphysatm_lnd().

testphysatm_lnd()

void testphysatm_lnd

(

)

Definition at line 121 of file commgraph_test.cpp.

{
 // use for first file the output "outPhys.h5m" from first test
 atmFilename = std::string( "outPhys.h5m" );
 atmPhysFilename = std::string( "outLnd.h5m" );
 atmPhysOutFilename = std::string( "physAtm_lnd.h5m" );
 atmFilename2 = std::string( "physBack_lnd.h5m" );
 tagT = tagT1;
 tagU = tagU1;
 tagV = tagV1;
 tagT1 = std::string( "newT" );
 tagT2 = std::string( "newT2" );
 typeA = 2;
 commgraphtest();
}

References atmFilename, atmFilename2, atmPhysFilename, atmPhysOutFilename, commgraphtest(), tagT(), tagT1(), tagT2(), tagU(), tagU1(), tagV(), tagV1(), and typeA.

Referenced by main().

testspectral_lnd()

void testspectral_lnd

(

)

Definition at line 112 of file commgraph_test.cpp.

{
 // first model is spectral, second is land
 atmPhysFilename = TestDir + "unittest/wholeLnd.h5m";
 atmPhysOutFilename = std::string( "outLnd.h5m" );
 atmFilename2 = std::string( "wholeATM_lnd.h5m" );
 commgraphtest();
}

References atmFilename2, atmPhysFilename, atmPhysOutFilename, and commgraphtest().

Referenced by main().

testspectral_phys()

void testspectral_phys

(

)

Definition at line 106 of file commgraph_test.cpp.

{
 // no changes
 commgraphtest();
}

References commgraphtest().

Referenced by main().

Variable Documentation

atmFilename

std::string atmFilename = TestDir + "unittest/wholeATM_T.h5m"

Definition at line 66 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), and testphysatm_lnd().

atmFilename2

std::string atmFilename2 = "wholeATM_new.h5m"

Definition at line 78 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), testphysatm_lnd(), and testspectral_lnd().

atmPhysFilename

std::string atmPhysFilename = TestDir + "unittest/AtmPhys.h5m"

Definition at line 76 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), testphysatm_lnd(), and testspectral_lnd().

atmPhysOutFilename

std::string atmPhysOutFilename = "outPhys.h5m"

Definition at line 77 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), testphysatm_lnd(), and testspectral_lnd().

cmpatm

int cmpatm = 605

Definition at line 74 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

endG1

int endG1 = numProcesses - 1

Definition at line 88 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

endG2

int endG2 = numProcesses - 1

Definition at line 88 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

groupTasks

std::vector< int > groupTasks

Definition at line 87 of file commgraph_test.cpp.

Referenced by commgraphtest(), create_group_and_comm(), and main().

ierr

int ierr

Examples

ReduceExchangeTags.cpp.

Definition at line 63 of file commgraph_test.cpp.

Referenced by PartMap::build_map(), check_consistent_ids(), check_one_layer(), cleanup_after_intersection(), cleanup_after_simulation(), commgraphtest(), create_group_and_comm(), create_joint_comm_group(), create_mesh(), create_mesh_in_memory(), moab::Coupler::do_normalization(), moab::ParallelComm::exchange_all_shared_handles(), moab::ReadHDF5::find_sets_containing(), get_adj(), get_boundary_vertices(), get_coords(), get_imesh_mesh(), get_local_parts(), moab::Coupler::get_matching_entities(), get_num_adj_all(), get_num_adj_quads(), get_part_boundary_verts(), get_part_quads_and_verts(), iMeshP_getNumOfTopoAll(), iMeshP_getNumOfTypeAll(), initialize_area_and_tracer(), interface_verts(), intersection_at_level(), moab::TempestOnlineMap::IsConservative(), moab::TempestOnlineMap::IsConsistent(), moab::TempestOnlineMap::IsMonotone(), main(), PartMap::part_from_coords(), moab::ReadHDF5::read_all_set_meta(), moab::ParCommGraph::receive_comm_graph(), moab::ParCommGraph::receive_mesh(), moab::ParCommGraph::receive_tag_values(), moab::ParCommGraph::release_send_buffers(), run_global_smoother(), run_local_smoother(), run_local_smoother2(), run_quality_optimizer(), run_solution_mesh_optimizer(), run_test(), moab::ParCommGraph::send_graph(), moab::ParCommGraph::send_graph_partition(), moab::ParCommGraph::send_mesh_parts(), moab::ParCommGraph::send_tag_values(), moab::TempestOnlineMap::SetDOFmapTags(), setup_component_coupler_meshes(), test_create_ghost_ents(), test_entity_copies(), test_entity_copy_parts(), test_entity_owner(), test_entity_status(), test_exchange_ents(), test_get_by_topo(), test_get_by_type(), test_get_by_type_topo_all(), test_get_by_type_topo_local(), test_get_neighbors(), test_get_part_boundary(), test_get_partitions(), test_get_parts(), test_interface_owners_common(), test_load(), test_part_boundary_iter(), test_part_id_handle(), test_part_rank(), test_push_tag_data_common(), test_tempest_cs_create(), test_tempest_ico_create(), test_tempest_mpas_create(), test_tempest_overlap_combinations(), test_tempest_rll_create(), update_tracer(), update_tracer_test(), vertex_tag(), and moab::TempestOnlineMap::WriteSCRIPMapFile().

jgroup

MPI_Group jgroup

Definition at line 65 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

nghlay

int nghlay = 0

Definition at line 85 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), and setup_component_coupler_meshes().

numProcesses

int numProcesses

Definition at line 64 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

physatm

int physatm = 5

Definition at line 81 of file commgraph_test.cpp.

Referenced by commgraphtest().

rankInAtmComm

int rankInAtmComm = -1

Definition at line 72 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

rankInGlobalComm

int rankInGlobalComm

Definition at line 64 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

rankInPhysComm

int rankInPhysComm = -1

Definition at line 79 of file commgraph_test.cpp.

Referenced by commgraphtest().

startG1

int startG1 = 0

Definition at line 88 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

startG2

int startG2 = 0

Definition at line 88 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().

typeA

int typeA = 1

Definition at line 89 of file commgraph_test.cpp.

Referenced by commgraphtest(), main(), and testphysatm_lnd().

typeB

int typeB = 2

Definition at line 90 of file commgraph_test.cpp.

Referenced by commgraphtest(), and main().