Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:50:21 2013 Optimize a model with 12200 rows, 18302 columns and 24400 nonzeros Model has 6100 quadratic constraints Presolve time: 0.01s Presolved: 12200 rows, 18302 columns, 24400 nonzeros Presolved model has 6100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.830e+04 Factor NZ : 4.270e+04 (roughly 13 MBytes of memory) Factor Ops : 1.525e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.31651459e+06 0.00000000e+00 1.14e-13 5.08e-01 3.00e+02 0s 1 1.06542813e+06 2.12898872e+05 3.82e-08 4.87e-05 4.66e+01 0s 2 7.96221646e+05 6.30050191e+05 5.22e-08 3.35e-06 9.08e+00 0s 3 7.30216120e+05 6.99730615e+05 9.76e-09 3.93e-07 1.67e+00 0s 4 7.11850021e+05 7.08069751e+05 4.22e-10 8.19e-08 2.07e-01 0s 5 7.10460394e+05 7.10431601e+05 6.03e-12 4.25e-11 1.57e-03 0s 6 7.10441526e+05 7.10437512e+05 1.78e-10 2.74e-09 2.19e-04 0s 7 7.10438422e+05 7.10437834e+05 2.59e-11 1.53e-13 3.21e-05 0s Barrier solved model in 7 iterations and 0.21 seconds Optimal objective 7.10438422e+05