Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:54 2013 Optimize a model with 7200 rows, 10802 columns and 14400 nonzeros Model has 3600 quadratic constraints Presolve time: 0.01s Presolved: 7200 rows, 10802 columns, 14400 nonzeros Presolved model has 3600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.080e+04 Factor NZ : 2.520e+04 (roughly 7 MBytes of memory) Factor Ops : 9.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.12971024e+06 0.00000000e+00 4.26e-14 4.99e-01 2.99e+02 0s 1 6.22139548e+05 1.25384418e+05 3.40e-08 4.98e-05 4.60e+01 0s 2 4.67405470e+05 3.70153176e+05 7.78e-08 6.33e-06 9.00e+00 0s 3 4.31276831e+05 4.11934118e+05 1.14e-08 9.94e-07 1.79e+00 0s 4 4.17431100e+05 4.17079072e+05 2.58e-09 2.82e-08 3.26e-02 0s 5 4.17211914e+05 4.17199253e+05 9.90e-11 1.21e-08 1.17e-03 0s 6 4.17201874e+05 4.17199975e+05 9.85e-10 9.69e-10 1.76e-04 0s 7 4.17200509e+05 4.17200108e+05 2.11e-10 2.61e-13 3.72e-05 0s Barrier solved model in 7 iterations and 0.11 seconds Optimal objective 4.17200509e+05