Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:07:01 2013 Optimize a model with 48000 rows, 72002 columns and 96000 nonzeros Model has 24000 quadratic constraints Presolve time: 0.05s Presolved: 48000 rows, 72002 columns, 96000 nonzeros Presolved model has 24000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.200e+04 Factor NZ : 1.680e+05 (roughly 50 MBytes of memory) Factor Ops : 6.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.06965695e+07 0.00000000e+00 1.08e-12 4.97e-01 2.97e+02 0s 1 4.16562778e+06 8.30041191e+05 4.41e-07 4.83e-05 4.63e+01 0s 2 3.10443453e+06 2.45101684e+06 6.38e-08 3.01e-06 9.08e+00 0s 3 2.85471107e+06 2.72322515e+06 1.40e-08 3.64e-07 1.83e+00 0s 4 2.77536867e+06 2.75980140e+06 1.26e-09 5.10e-08 2.16e-01 1s 5 2.76662743e+06 2.76439822e+06 1.82e-11 1.52e-08 3.10e-02 1s 6 2.76649868e+06 2.76642171e+06 6.17e-12 8.59e-11 1.07e-03 1s 7 2.76644269e+06 2.76643072e+06 1.04e-12 1.68e-11 1.66e-04 1s 8 2.76643688e+06 2.76643316e+06 4.48e-13 2.87e-12 5.16e-05 1s 9 2.76643362e+06 2.76643325e+06 3.98e-13 8.16e-13 5.19e-06 1s Barrier solved model in 9 iterations and 1.06 seconds Optimal objective 2.76643362e+06