:orphan:
# KSPGMRESGetRestart
Gets number of iterations at which `KSPGMRES`, `KSPFGMRES` and `KSPLGMRES` restarts. 
## Synopsis
```
#include "petscksp.h"  
PetscErrorCode KSPGMRESGetRestart(KSP ksp, PetscInt *restart)
```
Not Collective


## Input Parameter

- ***ksp -*** the Krylov space context



## Output Parameter

- ***restart -*** integer restart value





## See Also
 [](ch_ksp), `KSPGMRES`, `KSPSetTolerances()`, `KSPGMRESSetOrthogonalization()`, `KSPGMRESSetPreAllocateVectors()`, `KSPGMRESSetRestart()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/impls/gmres/gmres.c.html#KSPGMRESGetRestart">src/ksp/ksp/impls/gmres/gmres.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/impls/gmres/fgmres/fgmres.c.html#KSPGMRESGetRestart_FGMRES">KSPGMRESGetRestart_FGMRES in src/ksp/ksp/impls/gmres/fgmres/fgmres.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/impls/gmres/gmres.c.html#KSPGMRESGetRestart_GMRES">KSPGMRESGetRestart_GMRES in src/ksp/ksp/impls/gmres/gmres.c</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ksp/ksp/impls/gmres/gmres.c)


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