SNESMonitorRange#

Prints the percentage of residual elements that are more than 10 percent of the maximum entry in the residual in each iteration of a SNESSolve()

Synopsis#

#include "petsc/private/snesimpl.h"   
PetscErrorCode SNESMonitorRange(SNES snes, PetscInt it, PetscReal rnorm, PetscViewerAndFormat *vf)

Collective

Input Parameters#

  • snes - SNES iterative context

  • it - iteration number

  • rnorm - 2-norm (preconditioned) residual value (may be estimated).

  • vf - unused monitor context

Options Database Key#

Note#

This is not called directly by users, rather one calls SNESMonitorSet(), with this function as an argument, to cause the monitor to be used during the SNES solve.

See Also#

SNES: Nonlinear Solvers, SNESMonitorSet(), SNESMonitorDefault(), SNESMonitorLGCreate(), SNESMonitorScaling(), PetscViewerFormat, PetscViewerAndFormat

Level#

intermediate

Location#

src/snes/interface/snesut.c


Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages