xref: /petsc/src/benchmarks/PetscTime.c (revision 3a40ed3dce77c081171d005ae1a6ff4bb9d13b6f)
1a5eb4965SSatish Balay #ifdef PETSC_RCS_HEADER
2*3a40ed3dSBarry Smith static char vcid[] = "$Id: PetscTime.c,v 1.9 1997/07/09 21:01:29 balay Exp bsmith $";
3d8e9fea7SSatish Balay #endif
4d8e9fea7SSatish Balay 
5c0e5a298SSatish Balay #include "petsc.h"
6173c0623SSatish Balay #include "pinclude/ptime.h"
7173c0623SSatish Balay 
8173c0623SSatish Balay int main( int argc, char **argv)
9173c0623SSatish Balay {
1047794344SBarry Smith   PLogDouble x, y;
1177c4ece6SBarry Smith   int        i;
12173c0623SSatish Balay 
1377c4ece6SBarry Smith   PetscInitialize(&argc, &argv,0,0);
1498d6af09SSatish Balay   /* To take care of paging effects */
1598d6af09SSatish Balay   PetscTime(y);
16173c0623SSatish Balay 
1777c4ece6SBarry Smith   for ( i=0; i<2; i++ ) {
18173c0623SSatish Balay     PetscTime(x);
19173c0623SSatish Balay     PetscTime(y);
20173c0623SSatish Balay     PetscTime(y);
21173c0623SSatish Balay     PetscTime(y);
22173c0623SSatish Balay     PetscTime(y);
23173c0623SSatish Balay     PetscTime(y);
24173c0623SSatish Balay     PetscTime(y);
25173c0623SSatish Balay     PetscTime(y);
26173c0623SSatish Balay     PetscTime(y);
27173c0623SSatish Balay     PetscTime(y);
28173c0623SSatish Balay     PetscTime(y);
29173c0623SSatish Balay 
30173c0623SSatish Balay     fprintf(stderr,"%-15s : %e sec\n","PetscTime",(y-x)/10.0);
3177c4ece6SBarry Smith   }
325176a447SSatish Balay   PetscTime(x);
335176a447SSatish Balay   PetscSleep(10);
345176a447SSatish Balay   PetscTime(y);
355176a447SSatish Balay   fprintf(stderr,"%-15s : %e sec - Slept for 10 sec \n","PetscTime",(y-x));
365176a447SSatish Balay 
37173c0623SSatish Balay   PetscFinalize();
38*3a40ed3dSBarry Smith   PetscFunctionReturn(0);
39173c0623SSatish Balay }
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