Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:14:43 2013 Optimize a model with 64000 rows, 96002 columns and 128000 nonzeros Model has 32000 quadratic constraints Presolve time: 0.07s Presolved: 64000 rows, 96002 columns, 128000 nonzeros Presolved model has 32000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+04 Factor NZ : 2.240e+05 (roughly 70 MBytes of memory) Factor Ops : 8.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.75890866e+07 0.00000000e+00 3.13e-12 5.01e-01 2.97e+02 0s 1 5.54977504e+06 1.12456103e+06 4.49e-07 4.75e-05 4.61e+01 0s 2 4.16752197e+06 3.31090921e+06 6.47e-08 2.89e-06 8.92e+00 0s 3 3.83157766e+06 3.66265388e+06 1.46e-08 3.61e-07 1.76e+00 1s 4 3.74095749e+06 3.70874426e+06 2.35e-09 7.12e-08 3.36e-01 1s 5 3.72126335e+06 3.71740394e+06 3.67e-11 1.91e-08 4.02e-02 1s 6 3.72097861e+06 3.72075233e+06 1.56e-11 7.82e-11 2.36e-03 1s 7 3.72080490e+06 3.72076650e+06 2.73e-12 2.77e-12 4.00e-04 1s 8 3.72077438e+06 3.72076692e+06 6.96e-13 5.77e-13 7.77e-05 1s 9 3.72076973e+06 3.72076734e+06 2.63e-13 1.55e-12 2.49e-05 1s Barrier solved model in 9 iterations and 1.44 seconds Optimal objective 3.72076973e+06