[petsc-dev] TAOPDIPM

[Pierre Jolivet]

Hello,
If I comment line 89 and 90 of src/tao/constrained/tutorials/ex1.c from master, the example deadlocks with a single process.
Is this expected?

Thanks,
Pierre

$  ./ex1 -tao_monitor
---- Constrained Problem -----
Solution should be f(1,1)=-2
  0 TAO,  Function value: 8.,  Residual: 8.48528
  1 TAO,  Function value: 1.28532,  Residual: 10.7411
  2 TAO,  Function value: -2.56703,  Residual: 1.87847
  3 TAO,  Function value: -2.03161,  Residual: 0.12881
  4 TAO,  Function value: -1.99961,  Residual: 0.0450855
  5 TAO,  Function value: -1.99993,  Residual: 0.000916939
  6 TAO,  Function value: -1.99999,  Residual: 6.69184e-05
  7 TAO,  Function value: -2.,  Residual: 7.15427e-06
  8 TAO,  Function value: -2.,  Residual: 7.15779e-07
  9 TAO,  Function value: -2.,  Residual: 7.15777e-08
 10 TAO,  Function value: -2.,  Residual: 7.15777e-09
 11 TAO,  Function value: -2.,  Residual: 7.15779e-10
 12 TAO,  Function value: -2.,  Residual: 7.15775e-11
 13 TAO,  Function value: -2.,  Residual: 7.1599e-12
 14 TAO,  Function value: -2.,  Residual: 7.1599e-13
 15 TAO,  Function value: -2.,  Residual: 7.22085e-14
 16 TAO,  Function value: -2.,  Residual: 6.44626e-15
 17 TAO,  Function value: -2.,  Residual: 1.00751e-15
 18 TAO,  Function value: -2.,  Residual: 1.70295e-17
 19 TAO,  Function value: -2.,  Residual: 1.70295e-18
 20 TAO,  Function value: -2.,  Residual: 1.70295e-19
 21 TAO,  Function value: -2.,  Residual: 1.70295e-20
 22 TAO,  Function value: -2.,  Residual: 1.70295e-21
 23 TAO,  Function value: -2.,  Residual: 1.70295e-22
 24 TAO,  Function value: -2.,  Residual: 1.70295e-23
 25 TAO,  Function value: -2.,  Residual: 1.70295e-24
 26 TAO,  Function value: -2.,  Residual: 1.70295e-25
 27 TAO,  Function value: -2.,  Residual: 1.70295e-26
 28 TAO,  Function value: -2.,  Residual: 1.70295e-27
 29 TAO,  Function value: -2.,  Residual: 1.70295e-28
 30 TAO,  Function value: -2.,  Residual: 1.70295e-29
 31 TAO,  Function value: -2.,  Residual: 1.70295e-30
 32 TAO,  Function value: -2.,  Residual: 1.70295e-31
 33 TAO,  Function value: -2.,  Residual: 1.70295e-32
 34 TAO,  Function value: -2.,  Residual: 1.70295e-33
 35 TAO,  Function value: -2.,  Residual: 1.70295e-34
 36 TAO,  Function value: -2.,  Residual: 1.70295e-35
 37 TAO,  Function value: -2.,  Residual: 1.70295e-36
 38 TAO,  Function value: -2.,  Residual: 1.70295e-37
 39 TAO,  Function value: -2.,  Residual: 1.70295e-38
 40 TAO,  Function value: -2.,  Residual: 1.70295e-39
 41 TAO,  Function value: -2.,  Residual: 1.70295e-40
 42 TAO,  Function value: -2.,  Residual: 1.70295e-41
 43 TAO,  Function value: -2.,  Residual: 1.70295e-42
 44 TAO,  Function value: -2.,  Residual: 1.70295e-43
 45 TAO,  Function value: -2.,  Residual: 1.70295e-44
 46 TAO,  Function value: -2.,  Residual: 1.70295e-45
 47 TAO,  Function value: -2.,  Residual: 1.70295e-46
 48 TAO,  Function value: -2.,  Residual: 1.70295e-47
 49 TAO,  Function value: -2.,  Residual: 1.70295e-48
 50 TAO,  Function value: -2.,  Residual: 1.70295e-49
 51 TAO,  Function value: -2.,  Residual: 1.70295e-50
 52 TAO,  Function value: -2.,  Residual: 1.70295e-51
^C