xref: /petsc/src/benchmarks/PetscGetTime.c (revision c8a8475e04bcaa43590892a5c3e60c6f87bc31f7)
1 /*$Id: PetscGetTime.c,v 1.17 2001/03/23 23:25:45 balay Exp $*/
2 
3 #include "petsc.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   ierr = PetscGetTime(&y);CHKERRQ(ierr);
15 
16   for (i=0; i<2; i++) {
17     ierr = PetscGetTime(&x);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     ierr = PetscGetTime(&y);CHKERRQ(ierr);
28 
29     fprintf(stdout,"%-15s : %e sec\n","PetscGetTime",(y-x)/10.0);
30   }
31 
32   ierr = PetscFinalize();CHKERRQ(ierr);
33   PetscFunctionReturn(0);
34 }
35