Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:16:13 2013 Optimize a model with 134000 rows, 201002 columns and 268000 nonzeros Model has 67000 quadratic constraints Presolve time: 0.15s Presolved: 134000 rows, 201002 columns, 268000 nonzeros Presolved model has 67000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+05 Factor NZ : 4.690e+05 (roughly 140 MBytes of memory) Factor Ops : 1.675e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.68963558e+07 0.00000000e+00 1.11e-11 5.02e-01 2.93e+02 0s 1 1.15812274e+07 2.38307161e+06 4.12e-07 4.61e-05 4.58e+01 1s 2 8.70015705e+06 6.93189478e+06 5.92e-08 2.75e-06 8.80e+00 1s 3 8.00231325e+06 7.66029898e+06 1.31e-08 3.37e-07 1.70e+00 1s 4 7.82172691e+06 7.74783295e+06 2.36e-09 8.11e-08 3.68e-01 2s 5 7.78099099e+06 7.77273097e+06 1.76e-10 1.15e-08 4.11e-02 2s 6 7.77876298e+06 7.77728946e+06 6.96e-11 8.22e-12 7.33e-03 2s 7 7.77753729e+06 7.77728922e+06 1.15e-11 9.91e-12 1.23e-03 2s 8 7.77736374e+06 7.77729260e+06 2.98e-12 2.71e-12 3.54e-04 3s 9 7.77731915e+06 7.77730012e+06 8.38e-13 8.83e-12 9.47e-05 3s 10 7.77730735e+06 7.77730139e+06 3.91e-13 4.81e-12 2.96e-05 3s Barrier solved model in 10 iterations and 3.29 seconds Optimal objective 7.77730735e+06