Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:59:35 2013 Optimize a model with 120000 rows, 180002 columns and 240000 nonzeros Model has 60000 quadratic constraints Presolve time: 0.14s Presolved: 120000 rows, 180002 columns, 240000 nonzeros Presolved model has 60000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.800e+05 Factor NZ : 4.200e+05 (roughly 120 MBytes of memory) Factor Ops : 1.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.10619162e+07 0.00000000e+00 8.43e-12 4.99e-01 2.93e+02 0s 1 1.03727053e+07 2.12555680e+06 1.52e-06 4.65e-05 4.58e+01 0s 2 7.78099550e+06 6.18572254e+06 2.21e-07 2.83e-06 8.86e+00 1s 3 7.16472264e+06 6.84370883e+06 4.82e-08 3.44e-07 1.78e+00 1s 4 6.97594059e+06 6.94313279e+06 5.03e-09 1.44e-08 1.82e-01 1s 5 6.94961303e+06 6.94812358e+06 7.02e-11 1.81e-09 8.27e-03 2s 6 6.94921369e+06 6.94905326e+06 1.97e-11 4.11e-12 8.91e-04 2s 7 6.94908055e+06 6.94905877e+06 2.80e-12 1.63e-11 1.21e-04 2s 8 6.94906799e+06 6.94905894e+06 1.88e-12 5.27e-12 5.03e-05 2s 9 6.94906263e+06 6.94905940e+06 7.25e-13 5.33e-12 1.79e-05 3s Barrier solved model in 9 iterations and 2.69 seconds Optimal objective 6.94906263e+06