SNESMonitorRange
Prints the percentage of residual elements that are more then 10 percent of the maximum value.
Synopsis
#include "petscsnes.h"
PetscErrorCode PETSCSNES_DLLEXPORT SNESMonitorRange(SNES snes,PetscInt it,PetscReal rnorm,void *dummy)
Collective on SNES
Input Parameters
| snes | - iterative context
|
| it | - iteration number
|
| rnorm | - 2-norm (preconditioned) residual value (may be estimated).
|
| dummy | - unused monitor context
|
Options Database Key
-snes_monitor_range -Activates SNESMonitorRange()
Notes
When using either ICC or ILU preconditioners in BlockSolve95
(via MATMPIROWBS matrix format), then use this monitor will
print both the residual norm associated with the original
(unscaled) matrix.
Keywords
SNES, default, monitor, residual
See Also
SNESMonitorSet(), SNESMonitorDefault(), SNESMonitorLGCreate()
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