SNESSetMaxLinearSolveFailures

the number of failed linear solve attempts allowed before SNES returns with a diverged reason of SNES_DIVERGED_LINEAR_SOLVE

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESSetMaxLinearSolveFailures(SNES snes, PetscInt maxFails)

Logically Collective

Input Parameters

• snes - SNES context

• maxFails - maximum allowed linear solve failures, use PETSC_UNLIMITED to have no limit on the number of failures

Options Database Key

• -snes_max_linear_solve_fail - The number of failures before the solve is terminated

Note

By default this is 0; that is SNES returns on the first failed linear solve

Developer Note

The options database key is wrong for this function name

See Also

SNES: Nonlinear Solvers, SNESSetErrorIfNotConverged(), SNESGetLinearSolveFailures(), SNESGetMaxLinearSolveFailures(), SNESGetLinearSolveIterations()

Level

intermediate

Location

src/snes/interface/snes.c

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Index of all SNES routines
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Index of all manual pages