Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:23:32 2013 Optimize a model with 140000 rows, 210002 columns and 280000 nonzeros Model has 70000 quadratic constraints Presolve time: 0.16s Presolved: 140000 rows, 210002 columns, 280000 nonzeros Presolved model has 70000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+05 Factor NZ : 4.900e+05 (roughly 150 MBytes of memory) Factor Ops : 1.750e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.94028859e+07 0.00000000e+00 1.39e-11 5.02e-01 2.92e+02 0s 1 1.20805800e+07 2.47784932e+06 1.43e-06 4.60e-05 4.57e+01 1s 2 9.06475044e+06 7.21803509e+06 2.06e-07 2.74e-06 8.79e+00 1s 3 8.33365770e+06 7.98138345e+06 4.49e-08 3.29e-07 1.68e+00 1s 4 8.15579392e+06 8.06953389e+06 1.00e-08 8.30e-08 4.11e-01 2s 5 8.10528054e+06 8.08147531e+06 5.85e-10 5.10e-08 1.13e-01 2s 6 8.10262892e+06 8.09810131e+06 1.90e-10 8.16e-09 2.16e-02 2s 7 8.10134347e+06 8.10120738e+06 3.24e-12 2.62e-10 6.48e-04 3s 8 8.10132206e+06 8.10131352e+06 8.60e-13 1.15e-11 4.07e-05 3s 9 8.10131649e+06 8.10131397e+06 1.07e-12 3.94e-12 1.20e-05 3s Barrier solved model in 9 iterations and 3.17 seconds Optimal objective 8.10131649e+06