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 7.86909562e+05 0.00000000e+00 2.84e-14 5.15e-01 3.01e+02 0s 1 1.53596635e+05 3.30765978e+04 1.07e-08 4.76e-05 4.46e+01 0s 2 1.19617848e+05 9.77786911e+04 3.82e-08 7.26e-06 8.09e+00 0s 3 1.08878851e+05 1.07433570e+05 8.55e-09 1.58e-06 5.35e-01 0s 4 1.08178182e+05 1.08119969e+05 1.03e-09 2.04e-07 2.16e-02 0s 5 1.08159439e+05 1.08158980e+05 2.82e-10 2.45e-08 1.70e-04 0s 6 1.08159188e+05 1.08159125e+05 1.26e-10 6.51e-09 2.31e-05 0s Barrier solved model in 6 iterations and 0.03 seconds Optimal objective 1.08159188e+05