PETSc version 3.16.6

PCPARMSSetSolveRestart

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

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

Collective on PC

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

-pc_parms_max_dim

- sets the inner Krylov dimension

See the pARMS function parms_PCSetInnerKSize for more information.

intermediate