1c4762a1bSJed Brown static char help[] = "Tests DMDACreate3d() memory usage\n\n"; 2c4762a1bSJed Brown 3c4762a1bSJed Brown #include <petscdmda.h> 4c4762a1bSJed Brown 5c4762a1bSJed Brown int main(int argc,char **argv) 6c4762a1bSJed Brown { 7c4762a1bSJed Brown DM dm; 8c4762a1bSJed Brown Vec X,Y; 9c4762a1bSJed Brown PetscInt dof = 10; 10c4762a1bSJed Brown 11*9566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&argv,(char*)0,help)); 12*9566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetInt(NULL,NULL,"-dof",&dof,NULL)); 13*9566063dSJacob Faibussowitsch PetscCall(DMDACreate3d(PETSC_COMM_WORLD,DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_STAR,-128,-128,-128,PETSC_DECIDE,PETSC_DECIDE,PETSC_DECIDE,dof,1,NULL,NULL,NULL,&dm)); 14*9566063dSJacob Faibussowitsch PetscCall(DMSetFromOptions(dm)); 15*9566063dSJacob Faibussowitsch PetscCall(DMSetUp(dm)); 16*9566063dSJacob Faibussowitsch PetscCall(PetscMemoryTrace("DMDACreate3d ")); 17c4762a1bSJed Brown 18*9566063dSJacob Faibussowitsch PetscCall(DMCreateGlobalVector(dm,&X)); 19*9566063dSJacob Faibussowitsch PetscCall(PetscMemoryTrace("DMCreateGlobalVector")); 20*9566063dSJacob Faibussowitsch PetscCall(DMCreateGlobalVector(dm,&Y)); 21*9566063dSJacob Faibussowitsch PetscCall(PetscMemoryTrace("DMCreateGlobalVector")); 22c4762a1bSJed Brown 23*9566063dSJacob Faibussowitsch PetscCall(VecDestroy(&X)); 24*9566063dSJacob Faibussowitsch PetscCall(VecDestroy(&Y)); 25*9566063dSJacob Faibussowitsch PetscCall(DMDestroy(&dm)); 26*9566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 27b122ec5aSJacob Faibussowitsch return 0; 28c4762a1bSJed Brown } 29