Actual source code: PetscTime.c
2: #include <petscsys.h>
3: #include <petsctime.h>
5: int main(int argc,char **argv)
6: {
7: PetscLogDouble x,y;
8: int i;
10: PetscCall(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: }
28: PetscTime(&x);
29: PetscCall(PetscSleep(10));
30: PetscTime(&y);
31: fprintf(stdout,"%-15s : %e sec - Slept for 10 sec \n","PetscTime",(y-x));
32: PetscCall(PetscFinalize());
33: return 0;
34: }