Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:57 2013 Optimize a model with 1800 rows, 2702 columns and 3600 nonzeros Model has 900 quadratic constraints Presolve time: 0.00s Presolved: 1800 rows, 2702 columns, 3600 nonzeros Presolved model has 900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+03 Factor NZ : 6.303e+03 (roughly 2 MBytes of memory) Factor Ops : 2.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.94312471e+05 0.00000000e+00 2.84e-14 5.18e-01 3.04e+02 0s 1 1.55468758e+05 3.14580626e+04 1.49e-08 4.89e-05 4.59e+01 0s 2 1.22891476e+05 9.37121408e+04 3.91e-08 7.96e-06 1.08e+01 0s 3 1.07689641e+05 1.05163338e+05 1.47e-08 9.98e-07 9.36e-01 0s 4 1.05435960e+05 1.05344842e+05 4.70e-10 7.98e-08 3.37e-02 0s 5 1.05371746e+05 1.05358105e+05 5.96e-11 1.76e-08 5.05e-03 0s 6 1.05363321e+05 1.05360030e+05 6.47e-12 9.19e-09 1.22e-03 0s 7 1.05362731e+05 1.05361338e+05 1.67e-09 3.17e-09 5.16e-04 0s 8 1.05362313e+05 1.05362198e+05 2.32e-09 2.47e-09 4.25e-05 0s 9 1.05362275e+05 1.05362222e+05 5.92e-10 1.50e-09 1.97e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.05362275e+05