Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:36:50 2013 Optimize a model with 96000 rows, 144002 columns and 192000 nonzeros Model has 48000 quadratic constraints Presolve time: 0.11s Presolved: 96000 rows, 144002 columns, 192000 nonzeros Presolved model has 48000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.440e+05 Factor NZ : 3.360e+05 (roughly 100 MBytes of memory) Factor Ops : 1.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.11085532e+07 0.00000000e+00 7.13e-12 5.01e-01 2.95e+02 0s 1 8.30228826e+06 1.69383586e+06 1.69e-06 4.69e-05 4.59e+01 0s 2 6.23938130e+06 4.96367085e+06 1.77e-07 2.83e-06 8.86e+00 1s 3 5.74966193e+06 5.48732154e+06 3.99e-08 3.48e-07 1.82e+00 1s 4 5.60446718e+06 5.55390167e+06 6.39e-09 7.16e-08 3.51e-01 1s 5 5.57359874e+06 5.56972055e+06 1.31e-10 1.02e-08 2.69e-02 1s 6 5.57295563e+06 5.57261284e+06 4.13e-11 1.58e-10 2.38e-03 2s 7 5.57281220e+06 5.57265960e+06 2.09e-11 5.83e-12 1.06e-03 2s 8 5.57267880e+06 5.57266066e+06 2.51e-12 3.87e-12 1.26e-04 2s 9 5.57266858e+06 5.57266178e+06 1.02e-12 1.28e-12 4.72e-05 2s 10 5.57266425e+06 5.57266217e+06 5.76e-13 6.03e-12 1.44e-05 2s Barrier solved model in 10 iterations and 2.35 seconds Optimal objective 5.57266425e+06