Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:28 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 1.46325768e+06 0.00000000e+00 2.84e-14 4.73e-01 2.97e+02 0s 1 2.93738078e+05 5.89382564e+04 1.35e-08 5.01e-05 4.60e+01 0s 2 2.30036951e+05 1.72642955e+05 6.23e-08 6.42e-06 1.13e+01 0s 3 2.01080752e+05 1.93272034e+05 9.04e-09 9.36e-07 1.53e+00 0s 4 1.95325249e+05 1.95130395e+05 4.33e-09 8.60e-08 3.82e-02 0s 5 1.95240260e+05 1.95235999e+05 1.90e-10 2.31e-08 8.36e-04 0s 6 1.95236999e+05 1.95236448e+05 3.08e-10 2.23e-09 1.08e-04 0s 7 1.95236554e+05 1.95236468e+05 4.81e-11 6.40e-13 1.69e-05 0s Barrier solved model in 7 iterations and 0.05 seconds Optimal objective 1.95236554e+05