Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:07 2013 Optimize a model with 18800 rows, 28202 columns and 37600 nonzeros Model has 9400 quadratic constraints Presolve time: 0.02s Presolved: 18800 rows, 28202 columns, 37600 nonzeros Presolved model has 9400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+04 Factor NZ : 6.580e+04 (roughly 20 MBytes of memory) Factor Ops : 2.350e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.21589829e+06 0.00000000e+00 1.85e-13 5.07e-01 3.01e+02 0s 1 1.64037050e+06 3.28101944e+05 3.78e-07 4.89e-05 4.65e+01 0s 2 1.22877269e+06 9.71629215e+05 2.67e-08 3.78e-06 9.12e+00 0s 3 1.12824364e+06 1.07893964e+06 5.87e-09 4.57e-07 1.75e+00 0s 4 1.09944864e+06 1.09269180e+06 5.15e-10 8.39e-08 2.40e-01 0s 5 1.09614980e+06 1.09593464e+06 3.00e-11 5.54e-11 7.63e-03 0s 6 1.09596521e+06 1.09594130e+06 3.21e-12 1.33e-11 8.48e-04 0s 7 1.09595652e+06 1.09594407e+06 1.90e-12 1.35e-12 4.42e-04 0s 8 1.09594645e+06 1.09594424e+06 5.47e-13 1.12e-12 7.83e-05 0s 9 1.09594560e+06 1.09594434e+06 4.41e-13 3.62e-13 4.49e-05 0s 10 1.09594494e+06 1.09594442e+06 3.27e-13 2.82e-12 1.86e-05 0s Barrier solved model in 10 iterations and 0.43 seconds Optimal objective 1.09594494e+06