1 2 #include <petscsys.h> 3 4 #undef __FUNCT__ 5 #define __FUNCT__ "main" 6 int main(int argc,char **argv) 7 { 8 PetscLogDouble x,y; 9 int i,ierr; 10 11 PetscInitialize(&argc,&argv,0,0); 12 /* To take care of paging effects */ 13 ierr = PetscGetTime(&y);CHKERRQ(ierr); 14 15 for (i=0; i<2; i++) { 16 ierr = PetscGetTime(&x);CHKERRQ(ierr); 17 ierr = PetscGetTime(&y);CHKERRQ(ierr); 18 ierr = PetscGetTime(&y);CHKERRQ(ierr); 19 ierr = PetscGetTime(&y);CHKERRQ(ierr); 20 ierr = PetscGetTime(&y);CHKERRQ(ierr); 21 ierr = PetscGetTime(&y);CHKERRQ(ierr); 22 ierr = PetscGetTime(&y);CHKERRQ(ierr); 23 ierr = PetscGetTime(&y);CHKERRQ(ierr); 24 ierr = PetscGetTime(&y);CHKERRQ(ierr); 25 ierr = PetscGetTime(&y);CHKERRQ(ierr); 26 ierr = PetscGetTime(&y);CHKERRQ(ierr); 27 28 fprintf(stdout,"%-15s : %e sec\n","PetscGetTime",(y-x)/10.0); 29 } 30 31 ierr = PetscFinalize(); 32 PetscFunctionReturn(0); 33 } 34