Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:46 2013

Optimize a model with 420 rows, 632 columns and 840 nonzeros
Model has 210 quadratic constraints
Presolve time: 0.00s
Presolved: 420 rows, 632 columns, 840 nonzeros
Presolved model has 210 second-order cone constraints
Ordering time: 0.00s

Barrier statistics:
 Dense cols : 2
 Free vars  : 2
 AA' NZ     : 6.300e+02
 Factor NZ  : 1.473e+03
 Factor Ops : 5.255e+03 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   1.66089063e+05  0.00000000e+00  2.84e-14 3.88e-01  2.73e+02     0s
   1   3.33694876e+04  7.17779258e+03  7.34e-10 5.05e-05  4.16e+01     0s
   2   2.57025134e+04  2.05205086e+04  4.75e-09 7.13e-06  8.23e+00     0s
   3   2.33723244e+04  2.27298539e+04  1.15e-09 1.47e-06  1.02e+00     0s
   4   2.31181267e+04  2.30709360e+04  4.14e-10 7.04e-08  7.49e-02     0s
   5   2.31072704e+04  2.31018531e+04  6.02e-11 7.23e-09  8.60e-03     0s
   6   2.31055118e+04  2.31051304e+04  3.73e-12 5.25e-10  6.05e-04     0s
   7   2.31053982e+04  2.31053669e+04  1.79e-10 6.33e-10  4.96e-05     0s
   8   2.31053827e+04  2.31053737e+04  4.38e-11 2.24e-10  1.43e-05     0s

Barrier solved model in 8 iterations and 0.01 seconds
Optimal objective 2.31053827e+04