Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:29 2013 Optimize a model with 3400 rows, 5102 columns and 6800 nonzeros Model has 1700 quadratic constraints Presolve time: 0.00s Presolved: 3400 rows, 5102 columns, 6800 nonzeros Presolved model has 1700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+03 Factor NZ : 1.190e+04 (roughly 4 MBytes of memory) Factor Ops : 4.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.43549552e+06 0.00000000e+00 2.84e-14 4.81e-01 2.91e+02 0s 1 2.86489852e+05 5.85106321e+04 4.02e-08 5.01e-05 4.47e+01 0s 2 2.15984515e+05 1.71681223e+05 6.34e-08 6.35e-06 8.69e+00 0s 3 1.97978009e+05 1.91764562e+05 9.60e-09 9.12e-07 1.22e+00 0s 4 1.93515800e+05 1.93225984e+05 2.41e-09 7.79e-08 5.68e-02 0s 5 1.93478905e+05 1.93433230e+05 1.31e-09 4.15e-10 8.96e-03 0s 6 1.93438365e+05 1.93434434e+05 9.46e-11 5.79e-11 7.71e-04 0s 7 1.93435724e+05 1.93434729e+05 4.24e-10 9.43e-10 1.95e-04 0s 8 1.93435142e+05 1.93434775e+05 1.56e-10 1.13e-13 7.18e-05 0s 9 1.93435063e+05 1.93434787e+05 1.21e-10 6.57e-13 5.41e-05 0s 10 1.93434926e+05 1.93434801e+05 5.30e-11 9.82e-12 2.46e-05 0s Barrier solved model in 10 iterations and 0.08 seconds Optimal objective 1.93434926e+05