Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:04:41 2013

Optimize a model with 40000 rows, 60002 columns and 80000 nonzeros
Model has 20000 quadratic constraints
Presolve time: 0.04s
Presolved: 40000 rows, 60002 columns, 80000 nonzeros
Presolved model has 20000 second-order cone constraints
Ordering time: 0.01s

Barrier statistics:
 Dense cols : 2
 Free vars  : 2
 AA' NZ     : 6.000e+04
 Factor NZ  : 1.400e+05 (roughly 40 MBytes of memory)
 Factor Ops : 5.000e+05 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   1.73626901e+07  0.00000000e+00  6.82e-13 5.02e-01  2.99e+02     0s
   1   3.47230184e+06  6.93970936e+05  1.64e-07 4.83e-05  4.63e+01     0s
   2   2.59481894e+06  2.05317962e+06  2.37e-08 2.99e-06  9.03e+00     0s
   3   2.38395174e+06  2.27853873e+06  5.30e-09 3.67e-07  1.76e+00     0s
   4   2.32851130e+06  2.30811860e+06  9.44e-10 6.50e-08  3.40e-01     0s
   5   2.31557711e+06  2.31352875e+06  4.25e-11 1.19e-08  3.41e-02     1s
   6   2.31516503e+06  2.31485793e+06  1.80e-11 1.35e-11  5.12e-03     1s
   7   2.31502228e+06  2.31485911e+06  9.87e-12 8.08e-12  2.72e-03     1s
   8   2.31487225e+06  2.31486058e+06  7.74e-13 3.62e-14  1.94e-04     1s
   9   2.31486657e+06  2.31486099e+06  4.83e-13 1.04e-12  9.31e-05     1s
  10   2.31486449e+06  2.31486106e+06  1.17e-12 1.11e-12  5.72e-05     1s
  11   2.31486340e+06  2.31486106e+06  1.39e-12 8.80e-13  3.89e-05     1s
  12   2.31486265e+06  2.31486114e+06  9.45e-13 7.10e-12  2.51e-05     1s

Barrier solved model in 12 iterations and 1.12 seconds
Optimal objective 2.31486265e+06