Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:45 2013 Optimize a model with 19200 rows, 28802 columns and 38400 nonzeros Model has 9600 quadratic constraints Presolve time: 0.02s Presolved: 19200 rows, 28802 columns, 38400 nonzeros Presolved model has 9600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+04 Factor NZ : 6.720e+04 (roughly 20 MBytes of memory) Factor Ops : 2.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.31699155e+06 0.00000000e+00 3.13e-13 4.92e-01 2.98e+02 0s 1 1.66024328e+06 3.32698163e+05 9.59e-08 4.86e-05 4.61e+01 0s 2 1.24666026e+06 9.87680107e+05 7.95e-08 3.65e-06 8.99e+00 0s 3 1.14730946e+06 1.09368951e+06 1.78e-08 4.69e-07 1.86e+00 0s 4 1.11664001e+06 1.10892094e+06 2.05e-09 6.90e-08 2.68e-01 0s 5 1.11180650e+06 1.11169783e+06 1.62e-11 6.07e-10 3.77e-03 0s 6 1.11176082e+06 1.11174695e+06 3.69e-12 1.58e-12 4.82e-04 0s 7 1.11174944e+06 1.11174730e+06 7.67e-13 3.48e-13 7.42e-05 0s 8 1.11174777e+06 1.11174732e+06 2.27e-13 2.70e-13 1.55e-05 0s Barrier solved model in 8 iterations and 0.36 seconds Optimal objective 1.11174777e+06