Hi, I still got the same error the moment this subroutine is called, after changing to :
call MatNullSpaceCreate(PETSC_COMM_WORLD,PETSC_TRUE,PETSC_NULL_INTEGER,PETSC_NULL_OBJECT,nullspace,ierr) [0]PETSC ERROR: Null argument, when expecting valid pointer! [0]PETSC ERROR: Null Object: Parameter # 4! [0]PETSC ERROR: ---------------------------------------------------------------- -------- [0]PETSC ERROR: Petsc Development HG revision: fc934c1d84bc6ba8e2686702a8a99539d 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 [0]PETSC ERROR: See docs/changes/index.html for recent updates. [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. [0]PETSC ERROR: See docs/index.html for manual pages. [0]PETSC ERROR: ---------------------------------------------------------------- -------- [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 named USER-PC by User Tue Apr 24 22:54:50 2012 [0]PETSC ERROR: Libraries linked from /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 /lib [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 [0]PETSC ERROR: Configure options --with-cc="win32fe cl" --with-fc="win32fe ifor t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ --download-f-b las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 --with-debuggin g=1 --useThreads=0 [0]PETSC ERROR: ---------------------------------------------------------------- -------- [0]PETSC ERROR: MatNullSpaceCreate() line 250 in src/mat/interface/C:\temp\PETSC -~1\src\mat\INTERF~1\matnull.c Yours sincerely, TAY wee-beng On 24/4/2012 10:37 PM, Matthew Knepley wrote: > On Tue, Apr 24, 2012 at 4:32 PM, TAY wee-beng <zonexo at gmail.com > <mailto:zonexo at gmail.com>> wrote: > > Hi, > > I'm trying to rewrite ex29 (KSP^Laplacian, 2d) from c to fortran > version. The fortran version is based on the template of ex22f, > which is in 3d. > > I have attached the code below. I have 2 problems. > > 1. When i3 = -3, in dirichlet BC, I got the same answer as ex29 in > c version. > > However, when I change i3 to -4, I got the following error: > > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Argument out of range! > [0]PETSC ERROR: New nonzero at (9,1) caused a malloc! > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: Petsc Development HG revision: > fc934c1d84bc6ba8e2686702a8a99539d > 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 > named USER-PC by > User Tue Apr 24 22:08:46 2012 > [0]PETSC ERROR: Libraries linked from > /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > /lib > [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 > [0]PETSC ERROR: Configure options --with-cc="win32fe cl" > --with-fc="win32fe ifor > t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ > --download-f-b > las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > --with-debuggin > g=1 --useThreads=0 > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: MatSetValues_SeqAIJ() line 331 in > src/mat/impls/aij/seq/C:\temp\ > PETSC-~1\src\mat\impls\aij\seq\aij.c > [0]PETSC ERROR: MatSetValues() line 1148 in > src/mat/interface/C:\temp\PETSC-~1\s > rc\mat\INTERF~1\matrix.c > [0]PETSC ERROR: MatSetValuesLocal() line 2003 in > src/mat/interface/C:\temp\PETSC > -~1\src\mat\INTERF~1\matrix.c > [0]PETSC ERROR: MatSetValuesStencil() line 1379 in > src/mat/interface/C:\temp\PET > SC-~1\src\mat\INTERF~1\matrix.c > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Argument out of range! > [0]PETSC ERROR: New nonzero at (10,2) caused a malloc! > > ... > > What did I do wrong? > > > 2. When I wanted to use the neumann BC, following ex29, I added : > > In subroutine ComputeRHS > > call > > MatNullSpaceCreate(PETSC_COMM_WORLD,PETSC_TRUE,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,nullspace,ierr) > > call MatNullSpaceRemove(nullspace,b,PETSC_NULL,ierr) > > call MatNullSpaceDestroy(nullspace,ierr) > > and in subroutine ComputeMatrix > > call > > MatNullSpaceCreate(PETSC_COMM_WORLD,PETSC_TRUE,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,nullspace,ierr) > > call MatSetNullSpace(jac,nullspace,ierr) > > call MatNullSpaceDestroy(nullspace,ierr) > > When I compile, it says unresolved external symbol > MatNullSpaceRemove. Removing MatNullSpaceRemove, I can compile but > running gives the error: > > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Corrupt argument: > see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind! > [0]PETSC ERROR: Invalid Pointer to Object: Parameter # 4! > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: Petsc Development HG revision: > fc934c1d84bc6ba8e2686702a8a99539d > 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 > named USER-PC by > User Tue Apr 24 22:30:31 2012 > [0]PETSC ERROR: Libraries linked from > /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > /lib > [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 > [0]PETSC ERROR: Configure options --with-cc="win32fe cl" > --with-fc="win32fe ifor > t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ > --download-f-b > las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > --with-debuggin > g=1 --useThreads=0 > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: MatNullSpaceCreate() line 250 in > src/mat/interface/C:\temp\PETSC > -~1\src\mat\INTERF~1\matnull.c > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Invalid argument! > [0]PETSC ERROR: Wrong type of object: Parameter # 1! > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: Petsc Development HG revision: > fc934c1d84bc6ba8e2686702a8a99539d > 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 > named USER-PC by > User Tue Apr 24 22:30:31 2012 > [0]PETSC ERROR: Libraries linked from > /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > /lib > [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 > [0]PETSC ERROR: Configure options --with-cc="win32fe cl" > --with-fc="win32fe ifor > t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ > --download-f-b > las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > --with-debuggin > g=1 --useThreads=0 > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: MatNullSpaceDestroy() line 305 in > src/mat/interface/C:\temp\PETS > C-~1\src\mat\INTERF~1\matnull.c > [0]PETSC ERROR: ourdmfunction() line 30 in > src/dm/interface/ftn-custom/C:\temp\P > ETSC-~1\src\dm\INTERF~1\FTN-CU~1\zdmf.c > [0]PETSC ERROR: DMComputeFunction() line 1783 in > src/dm/interface/C:\temp\PETSC- > ~1\src\dm\INTERF~1\dm.c > [0]PETSC ERROR: KSPSetUp() line 218 in > src/ksp/ksp/interface/C:\temp\PETSC-~1\sr > c\ksp\ksp\INTERF~1\itfunc.c > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Corrupt argument: > see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind! > [0]PETSC ERROR: Invalid Pointer to Object: Parameter # 4! > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: Petsc Development HG revision: > fc934c1d84bc6ba8e2686702a8a99539d > 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 > named USER-PC by > User Tue Apr 24 22:30:31 2012 > [0]PETSC ERROR: Libraries linked from > /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > /lib > [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 > [0]PETSC ERROR: Configure options --with-cc="win32fe cl" > --with-fc="win32fe ifor > t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ > --download-f-b > las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > --with-debuggin > g=1 --useThreads=0 > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: MatNullSpaceCreate() line 250 in > src/mat/interface/C:\temp\PETSC > -~1\src\mat\INTERF~1\matnull.c > [0]PETSC ERROR: --------------------- Error Message > ---------------------------- > -------- > [0]PETSC ERROR: Invalid argument! > [0]PETSC ERROR: Wrong type of object: Parameter # 1! > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: Petsc Development HG revision: > fc934c1d84bc6ba8e2686702a8a99539d > 50af122 HG Date: Mon Apr 23 11:39:32 2012 -0500 > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: c:\obj_tmp\ex29f\Debug\ex29f.exe on a petsc-3.2 > named USER-PC by > User Tue Apr 24 22:30:31 2012 > [0]PETSC ERROR: Libraries linked from > /cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > /lib > [0]PETSC ERROR: Configure run at Mon Apr 23 21:45:20 2012 > [0]PETSC ERROR: Configure options --with-cc="win32fe cl" > --with-fc="win32fe ifor > t" --with-cxx="win32fe cl" --with-mpi-dir=/cygdrive/d/Lib/MPICH2/ > --download-f-b > las-lapack=1 --prefix=/cygdrive/d/Lib/petsc-3.2-dev_win32_vs2008 > --with-debuggin > g=1 --useThreads=0 > [0]PETSC ERROR: > ---------------------------------------------------------------- > -------- > [0]PETSC ERROR: MatNullSpaceDestroy() line 305 in > src/mat/interface/C:\temp\PETS > C-~1\src\mat\INTERF~1\matnull.c > [0]PETSC ERROR: ourdmfunction() line 30 in > src/dm/interface/ftn-custom/C:\temp\P > ETSC-~1\src\dm\INTERF~1\FTN-CU~1\zdmf.c > [0]PETSC ERROR: DMComputeFunction() line 1783 in > src/dm/interface/C:\temp\PETSC- > ~1\src\dm\INTERF~1\dm.c > [0]PETSC ERROR: KSPSetUp() line 218 in > src/ksp/ksp/interface/C:\temp\PETSC-~1\sr > c\ksp\ksp\INTERF~1\itfunc.c > [0]PETSC ERROR: KSPSolve() line 402 in > src/ksp/ksp/interface/C:\temp\PETSC-~1\sr > c\ksp\ksp\INTERF~1\itfunc.c > Vector Object:Vec_0000000084000000_0 1 MPI processes > type: mpi > Process [0] > > What's wrong? > > > *program ex29f* > > implicit none > > ! - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > - - - - > ! Include files > ! - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > - - - - > ! > ! petscsys.h - base PETSc routines petscvec.h - vectors > ! petscmat.h - matrices > ! petscksp.h - Krylov subspace methods petscpc.h - > preconditioners > > #include "finclude/petsc.h90" > > PetscErrorCode ierr > > DM da > > KSP ksp > > Vec x > > external ComputeRHS,ComputeMatrix > > PetscInt i1,i3 > > call PetscInitialize(PETSC_NULL_CHARACTER,ierr) > > i3 = -4 > > i1 = 1 > > call KSPCreate(MPI_COMM_WORLD,ksp,ierr) > > call > > DMDACreate2d(PETSC_COMM_WORLD,DMDA_BOUNDARY_NONE,DMDA_BOUNDARY_NONE,DMDA_STENCIL_STAR,i3,i3,PETSC_DECIDE,PETSC_DECIDE,i1,i1,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,da,ierr) > call DMSetFunction(da,ComputeRHS,ierr) > call DMSetJacobian(da,ComputeMatrix,ierr) > call KSPSetDM(ksp,da,ierr) > > call KSPSetFromOptions(ksp,ierr) > call KSPSetUp(ksp,ierr) > call KSPSolve(ksp,PETSC_NULL_OBJECT,PETSC_NULL_OBJECT,ierr) > call KSPGetSolution(ksp,x,ierr) > call VecView(x,PETSC_VIEWER_STDOUT_WORLD,ierr) > call KSPDestroy(ksp,ierr) > call DMDestroy(da,ierr) > call PetscFinalize(ierr) > > end program ex29f > > subroutine ComputeRHS(da,x,b,ierr) > > implicit none > > #include "finclude/petsc.h90" > > PetscErrorCode ierr > PetscInt i,j,mx,my,xm,ym,xs,ys > PetscScalar h,nu,rho > PetscScalar Hx,Hy > PetscScalar,pointer :: array(:,:) > Vec x,b > DM da > MatNullSpace nullspace !>neumann BC > > nu = 0.1 > > call > > DMDAGetInfo(da,PETSC_NULL_INTEGER,mx,my,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,ierr) > > Hx = 1.d0 / (mx-1) > > Hy = 1.d0 / (my-1) > > call > DMDAGetCorners(da,xs,ys,PETSC_NULL_INTEGER,xm,ym,PETSC_NULL_INTEGER,ierr) > > call DMDAVecGetArrayF90(da,b,array,ierr) > > do j = ys,ys+ym-1 > > do i = xs,xs+xm-1 > > array(i,j) = > exp(-(i*Hx)*(i*Hx)/nu)*exp(-(j*Hy)*(j*Hy)/nu)*Hx*Hy > > end do > > end do > > call DMDAVecRestoreArrayF90(da,b,array,ierr) > > call VecAssemblyBegin(b,ierr) > > call VecAssemblyEnd(b,ierr) > > !call > > MatNullSpaceCreate(PETSC_COMM_WORLD,PETSC_TRUE,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,nullspace,ierr) > > > 4th argument should be PETSC_NULL_OBJECT. > > Matt > > !call MatNullSpaceRemove(nullspace,b,PETSC_NULL,ierr) > > !call MatNullSpaceDestroy(nullspace,ierr) > > end subroutine ComputeRHS > > > subroutine ComputeMatrix(da,x,JJ,jac,str,ierr) > > implicit none > > #include "finclude/petsc.h90" > > Mat jac,JJ > > PetscErrorCode ierr > > DM da > > PetscInt i,j,k,mx,my,xm > > PetscInt ym,xs,ys,i1,i5 > > PetscScalar v(5),Hx,Hy,rho,centerRho > > PetscScalar HydHx > > PetscScalar HxdHy > > MatStencil row(4),col(4,5) > > Vec x > > MatStructure str > > MatNullSpace nullspace !>neumann BC > > rho = 1.0 > > i1 = 1 > > i5 = 5 > > centerRho = rho > > call > > DMDAGetInfo(da,PETSC_NULL_INTEGER,mx,my,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,ierr) > > Hx = 1.d0 / (mx-1) > > Hy = 1.d0 / (my-1) > > HxdHy = Hx/Hy > > HydHx = Hy/Hx > > call > DMDAGetCorners(da,xs,ys,PETSC_NULL_INTEGER,xm,ym,PETSC_NULL_INTEGER,ierr) > > > do j=ys,ys+ym-1 > > do i=xs,xs+xm-1 > > row(MatStencil_i) = i > > row(MatStencil_j) = j > > call ComputeRho(i,j,mx,my,centerRho,rho) > > if (i.eq.0 .or. j.eq.0 .or. i.eq.mx-1 .or. j.eq.my-1) then > > v(1) = 2.0*rho*(HxdHy + HydHx) > > call > MatSetValuesStencil(jac,i1,row,i1,row,v,INSERT_VALUES,ierr) > > else > > v(1) = -rho*HxdHy > > col(MatStencil_i,1) = i > > col(MatStencil_j,2) = j-1 > > > Cut and paste error above. > > Matt > > v(2) = -rho*HydHx > > col(MatStencil_i,2) = i-1 > > col(MatStencil_j,2) = j > > v(3) = 2.0*rho*(HxdHy + HydHx) > > col(MatStencil_i,3) = i > > col(MatStencil_j,3) = j > > v(4) = -rho*HydHx > > col(MatStencil_i,4) = i+1 > > col(MatStencil_j,4) = j > > v(5) = -rho*HxdHy > > col(MatStencil_i,5) = i > > col(MatStencil_j,5) = j+1 > > call > MatSetValuesStencil(jac,i1,row,i5,col,v,INSERT_VALUES,ierr) > > end if > > end do > > end do > > call MatAssemblyBegin(jac,MAT_FINAL_ASSEMBLY,ierr) > > call MatAssemblyEnd(jac,MAT_FINAL_ASSEMBLY,ierr) > > !call > > MatNullSpaceCreate(PETSC_COMM_WORLD,PETSC_TRUE,PETSC_NULL_INTEGER,PETSC_NULL_INTEGER,nullspace,ierr) > > !call MatSetNullSpace(jac,nullspace,ierr) > > !call MatNullSpaceDestroy(nullspace,ierr) > > end subroutine ComputeMatrix > > subroutine ComputeRho(i,j,mx,my,centerRho,rho) > > PetscInt i,j,mx,my > > PetscScalar rho,centerRho > > if ((i > mx/3.0) .and. (i < 2.0*mx/3.0) .and. (j > my/3.0) .and. > (j < 2.0*my/3.0)) then > > rho = centerRho > > else > > rho = 1.0 > > end if > > > end subroutine ComputeRho > > -- > Yours sincerely, > > TAY wee-beng > > > > > -- > What most experimenters take for granted before they begin their > experiments is infinitely more interesting than any results to which > their experiments lead. > -- Norbert Wiener -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120424/070c3e2f/attachment-0001.htm>
