Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:15 2013 Optimize a model with 1180 rows, 1772 columns and 2360 nonzeros Model has 590 quadratic constraints Presolve time: 0.00s Presolved: 1180 rows, 1772 columns, 2360 nonzeros Presolved model has 590 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.770e+03 Factor NZ : 4.133e+03 (roughly 1 MByte of memory) Factor Ops : 1.476e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.86103390e+05 0.00000000e+00 4.26e-14 4.45e-01 2.84e+02 0s 1 9.69263825e+04 2.03365662e+04 2.77e-08 4.85e-05 4.33e+01 0s 2 7.40089930e+04 5.89700016e+04 1.88e-08 6.57e-06 8.50e+00 0s 3 6.76031205e+04 6.51996737e+04 3.70e-09 1.32e-06 1.36e+00 0s 4 6.63600439e+04 6.61989250e+04 5.87e-10 2.40e-07 9.10e-02 0s 5 6.63214392e+04 6.63177993e+04 2.96e-11 1.65e-08 2.06e-03 0s 6 6.63200667e+04 6.63197372e+04 1.99e-12 1.77e-09 1.86e-04 0s 7 6.63199671e+04 6.63198350e+04 6.25e-13 8.51e-10 7.46e-05 0s 8 6.63199365e+04 6.63198658e+04 2.70e-13 5.54e-10 4.00e-05 0s 9 6.63199281e+04 6.63198937e+04 4.97e-14 2.87e-10 1.94e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 6.63199281e+04