PETSc version 3.17.4
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# SNESGetLinearSolveFailures

Gets the number of failed (non-converged) linear solvers.

### Synopsis

    #include "petscsnes.h"
    PetscErrorCode  SNESGetLinearSolveFailures(SNES snes,PetscInt *nfails)

Not Collective

### Input Parameter

| snes | - SNES context

### Output Parameter

| nfails | - number of failed solves

### Options Database Keys

| -snes_max_linear_solve_fail <num> | - The number of failures before the solve is terminated

### Notes

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

### See Also

SNESGetMaxLinearSolveFailures(), SNESGetLinearSolveIterations(), SNESSetMaxLinearSolveFailures()

### Level

intermediate

### Location

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