petsc-3.14.6 2021-03-30
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PCPARMSSetSolveRestart

 Sets the number of iterations at which the inner GMRES solver restarts.

Synopsis

#include "petscpc.h" 
PetscErrorCode PCPARMSSetSolveRestart(PC pc,PetscInt restart)
Collective on PC

Input Parameters

pc - the preconditioner context
restart - maximum dimension of the Krylov subspace

Options Database Keys

-pc_parms_max_dim - sets the inner Krylov dimension

Notes

See the pARMS function parms_PCSetInnerKSize for more information.

See Also

PCPARMS, PCPARMSSetSolveTolerances()

Level

intermediate

Location

src/ksp/pc/impls/parms/parms.c

Implementations

PCPARMSSetSolveRestart_PARMS in src/ksp/pc/impls/parms/parms.c

Index of all PC routines
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Index of all manual pages