Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:57 2013 Optimize a model with 10400 rows, 15602 columns and 20800 nonzeros Model has 5200 quadratic constraints Presolve time: 0.01s Presolved: 10400 rows, 15602 columns, 20800 nonzeros Presolved model has 5200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+04 Factor NZ : 3.640e+04 (roughly 10 MBytes of memory) Factor Ops : 1.300e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.50236886e+06 0.00000000e+00 5.68e-14 4.86e-01 2.98e+02 0s 1 8.97993783e+05 1.79426779e+05 7.17e-08 4.90e-05 4.61e+01 0s 2 6.72955908e+05 5.33030445e+05 3.25e-08 5.36e-06 8.97e+00 0s 3 6.17480211e+05 5.90406358e+05 1.15e-08 8.77e-07 1.74e+00 0s 4 6.02553837e+05 5.98471280e+05 1.36e-09 1.44e-07 2.62e-01 0s 5 6.00189735e+05 6.00076275e+05 1.73e-11 5.98e-09 7.27e-03 0s 6 6.00164426e+05 6.00152767e+05 5.22e-12 4.41e-11 7.47e-04 0s 7 6.00154559e+05 6.00153448e+05 5.90e-13 5.61e-13 7.12e-05 0s 8 6.00153705e+05 6.00153508e+05 2.70e-13 2.75e-13 1.27e-05 0s Barrier solved model in 8 iterations and 0.20 seconds Optimal objective 6.00153705e+05