petsc-3.5.4 2015-05-23
KSPGMRESSetRestart
Sets number of iterations at which GMRES, FGMRES and LGMRES restarts.
Synopsis
#include "petscksp.h"
PetscErrorCode KSPGMRESSetRestart(KSP ksp, PetscInt restart)
Logically Collective on KSP
Input Parameters
| ksp | - the Krylov space context
|
| restart | - integer restart value
|
Options Database
-ksp_gmres_restart <positive integer> -
Note: The default value is 30.
Keywords
KSP, GMRES, restart, iterations
See Also
KSPSetTolerances(), KSPGMRESSetOrthogonalization(), KSPGMRESSetPreAllocateVectors(), KSPGMRESGetRestart()
Level:intermediate
Location:src/ksp/ksp/impls/gmres/gmres.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages