1 2 #include <petscsys.h> 3 #include <petsctime.h> 4 5 #undef __FUNCT__ 6 #define __FUNCT__ "main" 7 int main(int argc,char **argv) 8 { 9 PetscLogDouble x,y; 10 int i,ierr; 11 12 PetscInitialize(&argc,&argv,0,0); 13 /* To take care of paging effects */ 14 PetscTime(&y); 15 16 for (i=0; i<2; i++) { 17 PetscTime(&x); 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 PetscTime(&y); 27 PetscTime(&y); 28 29 fprintf(stdout,"%-15s : %e sec\n","PetscTime",(y-x)/10.0); 30 } 31 PetscTime(&x); 32 ierr = PetscSleep(10);CHKERRQ(ierr); 33 PetscTime(&y); 34 fprintf(stdout,"%-15s : %e sec - Slept for 10 sec \n","PetscTime",(y-x)); 35 36 ierr = PetscFinalize(); 37 PetscFunctionReturn(0); 38 } 39