2: #include <petscsys.h> 3: #include <petsctime.h> 5: int main(int argc,char **argv) 6: { 7: PetscLogDouble x,y; 8: PetscInt i; 10: PetscInitialize(&argc,&argv,0,0); 11: /* To take care of paging effects */ 12: PetscTime(&y); 14: for (i=0; i<2; i++) { 15: PetscTime(&x); 16: PetscTime(&y); 17: PetscTime(&y); 18: PetscTime(&y); 19: PetscTime(&y); 20: PetscTime(&y); 21: PetscTime(&y); 22: PetscTime(&y); 23: PetscTime(&y); 24: PetscTime(&y); 25: PetscTime(&y); 26: fprintf(stdout,"%-15s : %e sec\n","PetscTime",(y-x)/10.0); 27: } 29: PetscFinalize(); 30: return 0; 31: }