Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:10 2013 Optimize a model with 7600 rows, 11402 columns and 15200 nonzeros Model has 3800 quadratic constraints Presolve time: 0.01s Presolved: 7600 rows, 11402 columns, 15200 nonzeros Presolved model has 3800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.140e+04 Factor NZ : 2.660e+04 (roughly 8 MBytes of memory) Factor Ops : 9.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.28550214e+06 0.00000000e+00 4.26e-14 4.84e-01 2.98e+02 0s 1 6.52829846e+05 1.29899395e+05 4.03e-08 4.88e-05 4.59e+01 0s 2 4.88938262e+05 3.86713784e+05 5.82e-08 6.09e-06 8.97e+00 0s 3 4.48195655e+05 4.30757160e+05 7.07e-09 9.12e-07 1.53e+00 0s 4 4.36483019e+05 4.35993763e+05 1.54e-09 2.33e-08 4.29e-02 0s 5 4.36102592e+05 4.36053662e+05 1.66e-10 6.15e-10 4.29e-03 0s 6 4.36065225e+05 4.36056309e+05 1.70e-10 2.77e-10 7.82e-04 0s 7 4.36060061e+05 4.36056714e+05 5.96e-10 7.86e-10 2.94e-04 0s 8 4.36058067e+05 4.36056897e+05 2.16e-10 5.63e-12 1.03e-04 0s 9 4.36057335e+05 4.36056964e+05 5.88e-11 6.73e-12 3.26e-05 0s Barrier solved model in 9 iterations and 0.15 seconds Optimal objective 4.36057335e+05