Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:01 2013 Optimize a model with 1860 rows, 2792 columns and 3720 nonzeros Model has 930 quadratic constraints Presolve time: 0.00s Presolved: 1860 rows, 2792 columns, 3720 nonzeros Presolved model has 930 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.790e+03 Factor NZ : 6.513e+03 (roughly 2 MBytes of memory) Factor Ops : 2.326e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.92000776e+05 0.00000000e+00 2.84e-14 4.98e-01 2.93e+02 0s 1 1.56229758e+05 3.20532716e+04 1.27e-08 4.92e-05 4.45e+01 0s 2 1.18350599e+05 9.44111065e+04 4.28e-08 8.36e-06 8.58e+00 0s 3 1.07801476e+05 1.05336834e+05 1.35e-08 1.62e-06 8.83e-01 0s 4 1.06173981e+05 1.06124278e+05 5.53e-10 1.66e-07 1.78e-02 0s 5 1.06149170e+05 1.06145942e+05 1.52e-10 1.00e-08 1.16e-03 0s 6 1.06146766e+05 1.06146107e+05 1.28e-10 5.79e-10 2.36e-04 0s 7 1.06146244e+05 1.06146133e+05 2.05e-11 1.41e-11 4.00e-05 0s 8 1.06146188e+05 1.06146144e+05 7.72e-12 2.88e-12 1.57e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 1.06146188e+05