Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:27 2013 Optimize a model with 11200 rows, 16802 columns and 22400 nonzeros Model has 5600 quadratic constraints Presolve time: 0.01s Presolved: 11200 rows, 16802 columns, 22400 nonzeros Presolved model has 5600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.680e+04 Factor NZ : 3.920e+04 (roughly 10 MBytes of memory) Factor Ops : 1.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.86475853e+06 0.00000000e+00 5.68e-14 5.02e-01 2.99e+02 0s 1 9.67518867e+05 1.95264871e+05 1.46e-07 4.89e-05 4.60e+01 0s 2 7.27996435e+05 5.76617060e+05 3.54e-09 3.16e-06 9.01e+00 0s 3 6.68168933e+05 6.39099999e+05 7.54e-10 4.01e-07 1.73e+00 0s 4 6.53782505e+05 6.47340020e+05 1.61e-10 7.99e-08 3.83e-01 0s 5 6.49927720e+05 6.48625705e+05 8.77e-12 3.41e-08 7.75e-02 0s 6 6.49724300e+05 6.49292585e+05 2.39e-12 1.17e-08 2.57e-02 0s 7 6.49684158e+05 6.49633257e+05 1.19e-12 3.71e-10 3.03e-03 0s 8 6.49646662e+05 6.49643645e+05 9.95e-14 2.68e-11 1.80e-04 0s 9 6.49645197e+05 6.49644480e+05 1.14e-13 1.63e-12 4.27e-05 0s 10 6.49644727e+05 6.49644518e+05 5.12e-13 5.83e-13 1.24e-05 0s Barrier solved model in 10 iterations and 0.26 seconds Optimal objective 6.49644727e+05