Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:25:46 2013 Optimize a model with 180000 rows, 270002 columns and 360000 nonzeros Model has 90000 quadratic constraints Presolve time: 0.21s Presolved: 180000 rows, 270002 columns, 360000 nonzeros Presolved model has 90000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+05 Factor NZ : 6.300e+05 (roughly 200 MBytes of memory) Factor Ops : 2.250e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.55381836e+07 0.00000000e+00 1.80e-11 4.99e-01 2.89e+02 1s 1 1.54637075e+07 3.22658266e+06 1.03e-06 4.51e-05 4.53e+01 1s 2 1.16585603e+07 9.32277488e+06 1.48e-07 2.65e-06 8.65e+00 1s 3 1.07290305e+07 1.02818606e+07 3.25e-08 3.18e-07 1.66e+00 2s 4 1.04885553e+07 1.03958478e+07 5.53e-09 7.45e-08 3.43e-01 2s 5 1.04376218e+07 1.04285049e+07 4.21e-10 8.01e-09 3.38e-02 3s 6 1.04347177e+07 1.04329519e+07 1.58e-10 6.01e-12 6.54e-03 3s 7 1.04336568e+07 1.04329525e+07 6.27e-11 3.26e-12 2.61e-03 3s 8 1.04330441e+07 1.04329588e+07 6.98e-12 1.65e-12 3.16e-04 4s 9 1.04329752e+07 1.04329656e+07 7.39e-13 2.89e-12 3.56e-05 4s Barrier solved model in 9 iterations and 4.11 seconds Optimal objective 1.04329752e+07