Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:39 2013

Optimize a model with 4000 rows, 6002 columns and 8000 nonzeros
Model has 2000 quadratic constraints
Presolve time: 0.00s
Presolved: 4000 rows, 6002 columns, 8000 nonzeros
Presolved model has 2000 second-order cone constraints
Ordering time: 0.00s

Barrier statistics:
 Dense cols : 2
 Free vars  : 2
 AA' NZ     : 6.000e+03
 Factor NZ  : 1.400e+04 (roughly 4 MBytes of memory)
 Factor Ops : 5.000e+04 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   1.71531727e+06  0.00000000e+00  2.84e-14 4.93e-01  2.96e+02     0s
   1   3.47814922e+05  7.06431436e+04  1.15e-08 5.00e-05  4.62e+01     0s
   2   2.60060287e+05  2.04324384e+05  4.67e-08 6.96e-06  9.29e+00     0s
   3   2.36834869e+05  2.27558057e+05  3.86e-09 1.17e-06  1.55e+00     0s
   4   2.31567436e+05  2.29294775e+05  1.68e-09 6.53e-07  3.79e-01     0s
   5   2.31471374e+05  2.31380254e+05  1.08e-09 2.35e-08  1.52e-02     0s
   6   2.31448917e+05  2.31419519e+05  5.37e-10 3.18e-09  4.90e-03     0s
   7   2.31429046e+05  2.31423493e+05  8.40e-11 1.01e-09  9.25e-04     0s
   8   2.31426478e+05  2.31423730e+05  2.64e-11 8.79e-10  4.58e-04     0s
   9   2.31425746e+05  2.31424886e+05  9.63e-12 2.33e-10  1.43e-04     0s
  10   2.31425615e+05  2.31425291e+05  6.48e-12 1.20e-11  5.41e-05     0s
  11   2.31425535e+05  2.31425301e+05  4.97e-12 7.19e-12  3.90e-05     0s
  12   2.31425484e+05  2.31425305e+05  3.82e-12 5.13e-12  2.97e-05     0s

Barrier solved model in 12 iterations and 0.11 seconds
Optimal objective 2.31425484e+05