Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:20 2013 Optimize a model with 6000 rows, 9002 columns and 12000 nonzeros Model has 3000 quadratic constraints Presolve time: 0.01s Presolved: 6000 rows, 9002 columns, 12000 nonzeros Presolved model has 3000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+03 Factor NZ : 2.100e+04 (roughly 6 MBytes of memory) Factor Ops : 7.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.58276775e+06 0.00000000e+00 4.26e-14 4.95e-01 2.96e+02 0s 1 5.13826717e+05 1.02732166e+05 6.15e-08 4.88e-05 4.57e+01 0s 2 3.84474978e+05 3.03567487e+05 7.32e-08 6.28e-06 8.99e+00 0s 3 3.52198079e+05 3.37520886e+05 1.25e-08 9.55e-07 1.63e+00 0s 4 3.44449134e+05 3.41715346e+05 2.50e-09 2.45e-07 3.04e-01 0s 5 3.42933233e+05 3.42783922e+05 3.87e-11 2.13e-08 1.66e-02 0s 6 3.42911491e+05 3.42898305e+05 9.02e-11 1.78e-09 1.47e-03 0s 7 3.42900084e+05 3.42898645e+05 9.54e-12 5.98e-14 1.60e-04 0s 8 3.42899300e+05 3.42898672e+05 4.26e-12 1.55e-12 6.97e-05 0s 9 3.42898875e+05 3.42898689e+05 1.23e-12 1.43e-12 2.06e-05 0s Barrier solved model in 9 iterations and 0.13 seconds Optimal objective 3.42898875e+05