Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:23 2013 Optimize a model with 1320 rows, 1982 columns and 2640 nonzeros Model has 660 quadratic constraints Presolve time: 0.00s Presolved: 1320 rows, 1982 columns, 2640 nonzeros Presolved model has 660 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.980e+03 Factor NZ : 4.623e+03 (roughly 1 MByte of memory) Factor Ops : 1.650e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.72282674e+05 0.00000000e+00 2.84e-14 5.03e-01 2.98e+02 0s 1 1.12727342e+05 2.46408711e+04 1.71e-08 4.82e-05 4.45e+01 0s 2 8.81826358e+04 7.18905395e+04 3.30e-08 7.66e-06 8.23e+00 0s 3 8.04598433e+04 7.88981848e+04 7.90e-09 1.73e-06 7.89e-01 0s 4 7.96560864e+04 7.92480303e+04 5.06e-10 9.39e-07 2.06e-01 0s 5 7.96414442e+04 7.96249428e+04 1.72e-09 8.06e-08 8.33e-03 0s 6 7.96392577e+04 7.96364099e+04 1.48e-10 1.48e-08 1.44e-03 0s 7 7.96389907e+04 7.96376786e+04 6.26e-11 6.95e-09 6.63e-04 0s 8 7.96389566e+04 7.96383902e+04 5.36e-11 2.34e-09 2.86e-04 0s 9 7.96389044e+04 7.96384264e+04 3.47e-11 2.10e-09 2.41e-04 0s 10 7.96387785e+04 7.96384604e+04 7.58e-12 1.83e-09 1.61e-04 0s 11 7.96387536e+04 7.96384943e+04 4.31e-12 1.59e-09 1.31e-04 0s 12 7.96387555e+04 7.96385712e+04 2.91e-12 1.03e-09 9.31e-05 0s 13 7.96387419e+04 7.96385740e+04 2.45e-12 1.01e-09 8.48e-05 0s 14 7.96387355e+04 7.96386172e+04 1.76e-12 6.85e-10 5.97e-05 0s 15 7.96387213e+04 7.96386357e+04 6.54e-13 5.37e-10 4.32e-05 0s 16 7.96387162e+04 7.96386522e+04 4.90e-13 2.17e-09 3.23e-05 0s Barrier solved model in 16 iterations and 0.05 seconds Optimal objective 7.96387162e+04