KSPGMRESSetRestart#
Sets number of iterations at which KSPGMRES, KSPFGMRES and KSPLGMRES restarts.
Synopsis#
#include "petscksp.h"
PetscErrorCode KSPGMRESSetRestart(KSP ksp, PetscInt restart)
Logically Collective
Input Parameters#
ksp - the Krylov space context
restart - integer restart value
Options Database Key#
-ksp_gmres_restart
- integer restart value
Note#
The default value is 30.
See Also#
KSP: Linear System Solvers, KSPGMRES, KSPSetTolerances(), KSPGMRESSetOrthogonalization(), KSPGMRESSetPreAllocateVectors(), KSPGMRESGetRestart()
Level#
intermediate
Location#
Examples#
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
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Index of all manual pages