Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:45 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.78062572e+06 0.00000000e+00 2.42e-13 5.07e-01 3.01e+02 0s 1 1.55368400e+06 3.10715078e+05 1.24e-07 4.90e-05 4.66e+01 0s 2 1.16387544e+06 9.20616970e+05 1.81e-08 3.09e-06 9.11e+00 0s 3 1.06890171e+06 1.02219471e+06 4.01e-09 3.71e-07 1.75e+00 0s 4 1.04104349e+06 1.03626471e+06 2.96e-10 3.95e-08 1.79e-01 0s 5 1.03822888e+06 1.03810765e+06 7.13e-12 9.64e-10 4.54e-03 0s 6 1.03817317e+06 1.03815732e+06 1.39e-12 3.02e-11 5.94e-04 0s 7 1.03816199e+06 1.03815950e+06 3.41e-13 3.46e-13 9.33e-05 0s 8 1.03816043e+06 1.03815959e+06 2.32e-12 1.31e-12 3.13e-05 0s Barrier solved model in 8 iterations and 0.34 seconds Optimal objective 1.03816043e+06