Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:27 2013 Optimize a model with 1380 rows, 2072 columns and 2760 nonzeros Model has 690 quadratic constraints Presolve time: 0.00s Presolved: 1380 rows, 2072 columns, 2760 nonzeros Presolved model has 690 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.070e+03 Factor NZ : 4.833e+03 (roughly 1 MByte of memory) Factor Ops : 1.726e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.96729609e+05 0.00000000e+00 2.84e-14 4.88e-01 2.97e+02 0s 1 1.16020452e+05 2.35290477e+04 2.13e-08 4.90e-05 4.47e+01 0s 2 9.19740160e+04 7.03391592e+04 5.68e-08 7.97e-06 1.05e+01 0s 3 8.07743581e+04 7.85597486e+04 3.69e-09 1.92e-06 1.07e+00 0s 4 7.90057429e+04 7.88418074e+04 7.29e-10 4.94e-07 7.92e-02 0s 5 7.89615612e+04 7.89596253e+04 2.63e-10 1.74e-08 9.35e-04 0s 6 7.89606804e+04 7.89605078e+04 1.39e-09 6.14e-09 8.34e-05 0s 7 7.89605914e+04 7.89605611e+04 3.34e-10 1.55e-10 1.47e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 7.89605914e+04