petsc-3.10.5 2019-03-28
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SNESGetNonlinearStepFailures

 Gets the number of unsuccessful steps attempted by the nonlinear solver.

Synopsis

#include "petscsnes.h"  
PetscErrorCode  SNESGetNonlinearStepFailures(SNES snes,PetscInt *nfails)
Not Collective

Input Parameter

snes -SNES context

Output Parameter

nfails -number of unsuccessful steps attempted

Notes

This counter is reset to zero for each successive call to SNESSolve().

Keywords

SNES, nonlinear, get, number, unsuccessful, steps

See Also

SNESGetMaxLinearSolveFailures(), SNESGetLinearSolveIterations(), SNESSetMaxLinearSolveFailures(), SNESGetLinearSolveFailures(),
SNESSetMaxNonlinearStepFailures(), SNESGetMaxNonlinearStepFailures()

Level

intermediate

Location

src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages