petsc-3.11.4 2019-09-28
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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
Implementations
KSPGMRESSetRestart_FGMRES in src/ksp/ksp/impls/gmres/fgmres/fgmres.c
KSPGMRESSetRestart_GMRES in src/ksp/ksp/impls/gmres/gmres.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages