[petsc-users] pc_redistribute issue

[Matthew Knepley]

View the solver.

  Matt

On Sat, Jan 27, 2024 at 9:43 AM Mark Adams <mfadams at lbl.gov> wrote:

> I am not getting ksp_rtol 1e-12 into pc_redistribute correctly?
>
>
>
> * Linear redistribute_ solve converged due to CONVERGED_RTOL iterations 1
> 0 KSP Residual norm 2.182384017537e+02   1 KSP Residual norm
> 1.889764161573e-04 *
> Number of iterations =   1 N = 47628
> Residual norm 8.65917e-07
> #PETSc Option Table entries:
> -f S.bin # (source: command line)
> -ksp_monitor # (source: command line)
> -ksp_type preonly # (source: command line)
> -mat_block_size 36 # (source: command line)
> -mat_view ascii::ascii_info # (source: command line)
> -options_left # (source: command line)
> -pc_type redistribute # (source: command line)
> -redistribute_ksp_converged_reason # (source: command line)
>
> *-redistribute_ksp_rtol 1e-12 # (source: command line)*-redistribute_ksp_type
> gmres # (source: command line)
> -redistribute_pc_type bjacobi # (source: command line)
> -redistribute_sub_pc_factor_mat_solver_type mumps # (source: command line)
> -redistribute_sub_pc_type lu # (source: command line)
> #End of PETSc Option Table entries
> *There are no unused options.*
>


-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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