Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:36:30 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 4.11250067e+07 0.00000000e+00 6.25e-12 5.02e-01 2.95e+02 0s 1 8.31369938e+06 1.69469851e+06 1.32e-06 4.71e-05 4.60e+01 0s 2 6.24092584e+06 4.95434091e+06 1.93e-07 2.91e-06 8.93e+00 1s 3 5.74769111e+06 5.48500740e+06 4.29e-08 3.58e-07 1.82e+00 1s 4 5.60210836e+06 5.55113537e+06 6.93e-09 7.74e-08 3.54e-01 1s 5 5.57171653e+06 5.56325911e+06 4.05e-11 2.95e-08 5.87e-02 1s 6 5.57130461e+06 5.57111742e+06 1.14e-11 1.00e-10 1.30e-03 2s 7 5.57115222e+06 5.57113973e+06 6.96e-13 1.85e-11 8.67e-05 2s 8 5.57114897e+06 5.57114497e+06 4.48e-13 5.14e-12 2.78e-05 2s Barrier solved model in 8 iterations and 1.91 seconds Optimal objective 5.57114897e+06