Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:00 2013 Optimize a model with 17200 rows, 25802 columns and 34400 nonzeros Model has 8600 quadratic constraints Presolve time: 0.02s Presolved: 17200 rows, 25802 columns, 34400 nonzeros Presolved model has 8600 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+04 Factor NZ : 6.020e+04 (roughly 18 MBytes of memory) Factor Ops : 2.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.46406365e+06 0.00000000e+00 1.99e-13 4.93e-01 2.99e+02 0s 1 1.49049821e+06 2.98217020e+05 7.87e-08 4.88e-05 4.62e+01 0s 2 1.11767907e+06 8.85015391e+05 1.61e-08 3.02e-06 9.02e+00 0s 3 1.02877870e+06 9.80370384e+05 3.62e-09 3.88e-07 1.88e+00 0s 4 1.00221311e+06 9.93286683e+05 5.47e-10 7.32e-08 3.46e-01 0s 5 9.96739009e+05 9.96082515e+05 8.14e-12 1.08e-08 2.54e-02 0s 6 9.96658523e+05 9.96610248e+05 2.90e-12 7.12e-11 1.87e-03 0s 7 9.96628944e+05 9.96613542e+05 1.04e-12 1.01e-11 5.97e-04 0s 8 9.96618132e+05 9.96614158e+05 3.20e-13 8.54e-13 1.54e-04 0s 9 9.96615606e+05 9.96614191e+05 2.70e-13 3.78e-13 5.49e-05 0s 10 9.96614761e+05 9.96614254e+05 1.56e-13 1.67e-12 1.96e-05 0s Barrier solved model in 10 iterations and 0.41 seconds Optimal objective 9.96614761e+05