Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:28 2013 Optimize a model with 1400 rows, 2102 columns and 2800 nonzeros Model has 700 quadratic constraints Presolve time: 0.00s Presolved: 1400 rows, 2102 columns, 2800 nonzeros Presolved model has 700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+03 Factor NZ : 4.903e+03 (roughly 1 MByte of memory) Factor Ops : 1.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.86393280e+05 0.00000000e+00 2.84e-14 4.71e-01 2.89e+02 0s 1 1.16531914e+05 2.39342726e+04 1.37e-08 4.84e-05 4.41e+01 0s 2 8.82655472e+04 6.98646092e+04 6.71e-09 6.51e-06 8.76e+00 0s 3 8.05083544e+04 7.74037766e+04 5.54e-09 1.37e-06 1.48e+00 0s 4 7.89245079e+04 7.84391020e+04 4.18e-10 4.65e-07 2.31e-01 0s 5 7.89064033e+04 7.88002360e+04 1.87e-10 7.05e-09 5.06e-02 0s 6 7.88662378e+04 7.88558098e+04 1.58e-12 9.84e-10 4.97e-03 0s 7 7.88651152e+04 7.88613792e+04 9.95e-14 3.87e-10 1.78e-03 0s 8 7.88650368e+04 7.88646315e+04 3.73e-10 5.68e-09 1.93e-04 0s 9 7.88649643e+04 7.88646544e+04 1.46e-10 5.22e-09 1.48e-04 0s 10 7.88649434e+04 7.88647798e+04 2.30e-09 2.93e-09 7.79e-05 0s 11 7.88649405e+04 7.88648971e+04 1.63e-09 4.13e-10 2.07e-05 0s Barrier solved model in 11 iterations and 0.04 seconds Optimal objective 7.88649405e+04