Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:15:36 2013 Optimize a model with 66000 rows, 99002 columns and 132000 nonzeros Model has 33000 quadratic constraints Presolve time: 0.07s Presolved: 66000 rows, 99002 columns, 132000 nonzeros Presolved model has 33000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.900e+04 Factor NZ : 2.310e+05 (roughly 70 MBytes of memory) Factor Ops : 8.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.84652450e+07 0.00000000e+00 1.95e-12 5.02e-01 2.97e+02 0s 1 5.73089204e+06 1.15969273e+06 2.97e-07 4.78e-05 4.62e+01 0s 2 4.29714405e+06 3.40554887e+06 4.34e-08 2.98e-06 9.01e+00 0s 3 3.95506333e+06 3.77393042e+06 9.57e-09 3.66e-07 1.83e+00 1s 4 3.85312119e+06 3.82166539e+06 1.30e-09 7.01e-08 3.18e-01 1s 5 3.83411438e+06 3.83059669e+06 9.81e-12 1.76e-08 3.55e-02 1s 6 3.83389966e+06 3.83377783e+06 3.38e-12 5.44e-11 1.23e-03 1s 7 3.83381162e+06 3.83378697e+06 9.09e-13 2.16e-12 2.49e-04 1s 8 3.83379205e+06 3.83378700e+06 4.55e-13 2.26e-12 5.10e-05 1s 9 3.83378938e+06 3.83378730e+06 2.13e-13 6.47e-12 2.11e-05 1s Barrier solved model in 9 iterations and 1.47 seconds Optimal objective 3.83378938e+06