Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:01:23 2013 Optimize a model with 122000 rows, 183002 columns and 244000 nonzeros Model has 61000 quadratic constraints Presolve time: 0.14s Presolved: 122000 rows, 183002 columns, 244000 nonzeros Presolved model has 61000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.830e+05 Factor NZ : 4.270e+05 (roughly 130 MBytes of memory) Factor Ops : 1.525e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.17653348e+07 0.00000000e+00 7.89e-12 4.97e-01 2.92e+02 0s 1 1.05159896e+07 2.14124860e+06 3.56e-07 4.65e-05 4.58e+01 0s 2 7.87658724e+06 6.24922904e+06 5.18e-08 2.85e-06 8.89e+00 1s 3 7.25231848e+06 6.92054880e+06 1.16e-08 3.44e-07 1.81e+00 1s 4 7.06164659e+06 7.01929654e+06 1.61e-09 2.24e-08 2.31e-01 2s 5 7.03053593e+06 7.02524049e+06 1.15e-10 6.18e-09 2.89e-02 2s 6 7.02805596e+06 7.02782957e+06 9.11e-12 1.37e-11 1.24e-03 2s 7 7.02789802e+06 7.02784231e+06 2.42e-12 8.84e-12 3.04e-04 2s 8 7.02785738e+06 7.02784367e+06 7.25e-13 1.04e-11 7.49e-05 2s 9 7.02784881e+06 7.02784407e+06 6.04e-13 3.64e-12 2.59e-05 3s Barrier solved model in 9 iterations and 2.74 seconds Optimal objective 7.02784881e+06