Fwd: New approach for external direct solvers in PETSc

Barry Smith bsmith at mcs.anl.gov
Fri Aug 1 17:22:24 CDT 2008


    Ok, the deed is done. I have pushed the changes to petsc-dev

    Please report and problems to petsc-dev or petsc-maint as soon as  
you see them.

    Barry


Begin forwarded message:

> From: Barry Smith <bsmith at mcs.anl.gov>
> Date: July 25, 2008 5:02:31 PM CDT
> To: petsc-dev at mcs.anl.gov
> Subject: New approach for external direct solvers in PETSc
> Reply-To: petsc-dev at mcs.anl.gov
>
>
>   petsc-dev users,
>
>     I have finally completed my changes to PETSc for a new approach  
> to accessing external direct solvers
> in PETSc like Spooles, MUMPS etc. I will be pushing it to petsc-dev  
> sometime the middle of next week.
> If you are using the direct solvers you might consider cloning from
>
> http://petsc.cs.iit.edu/hg/petsc/petsc-dev-new-solvers  or
>
> ssh://petsc@petsc.cs.iit.edu//hg/petsc/petsc-dev-new-solvers
>
> and trying it out before then. Please report problem to petsc-maint at mcs.anl.gov 
>  as you hit them.
>
>
>   Barry
>
> From the changes file
>
> The "parallel direct solver" matrix types like
> MATAIJSPOOLES are ALL gone. Now you use -pc_factor_mat_solver_package
> spooles etc or PCFactorSetMatSolverPackage() or if working directly  
> with
> matrices, MatGetFactor(A,MATSPOOLES,...)
>




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