Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:16 2013 Optimize a model with 5800 rows, 8702 columns and 11600 nonzeros Model has 2900 quadratic constraints Presolve time: 0.01s Presolved: 5800 rows, 8702 columns, 11600 nonzeros Presolved model has 2900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+03 Factor NZ : 2.030e+04 (roughly 6 MBytes of memory) Factor Ops : 7.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.51437762e+06 0.00000000e+00 4.26e-14 4.96e-01 2.99e+02 0s 1 4.99653271e+05 1.00743363e+05 6.84e-08 4.97e-05 4.59e+01 0s 2 3.75882867e+05 2.97869006e+05 1.90e-08 6.27e-06 8.97e+00 0s 3 3.46568387e+05 3.31360813e+05 6.51e-09 8.83e-07 1.75e+00 0s 4 3.35686813e+05 3.35460768e+05 5.07e-10 4.90e-08 2.60e-02 0s 5 3.35530348e+05 3.35514470e+05 6.14e-11 4.32e-09 1.83e-03 0s 6 3.35517495e+05 3.35515170e+05 1.25e-10 3.73e-10 2.67e-04 0s 7 3.35515619e+05 3.35515277e+05 6.47e-10 7.29e-10 3.93e-05 0s 8 3.35515393e+05 3.35515306e+05 1.63e-10 2.19e-11 9.97e-06 0s Barrier solved model in 8 iterations and 0.10 seconds Optimal objective 3.35515393e+05