Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:51:19 2013 Optimize a model with 13200 rows, 19802 columns and 26400 nonzeros Model has 6600 quadratic constraints Presolve time: 0.02s Presolved: 13200 rows, 19802 columns, 26400 nonzeros Presolved model has 6600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.980e+04 Factor NZ : 4.620e+04 (roughly 14 MBytes of memory) Factor Ops : 1.650e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.75465687e+06 0.00000000e+00 1.14e-13 5.09e-01 3.00e+02 0s 1 1.15322973e+06 2.30477810e+05 4.43e-08 4.86e-05 4.66e+01 0s 2 8.62055076e+05 6.82418778e+05 5.79e-08 6.03e-06 9.07e+00 0s 3 7.91142935e+05 7.55315658e+05 1.34e-08 7.44e-07 1.81e+00 0s 4 7.75029789e+05 7.65959856e+05 3.60e-09 1.62e-07 4.58e-01 0s 5 7.70609419e+05 7.68515154e+05 8.68e-10 2.75e-08 1.06e-01 0s 6 7.69390008e+05 7.68790136e+05 1.34e-10 1.52e-08 3.03e-02 0s 7 7.69293558e+05 7.69141181e+05 8.11e-11 9.33e-11 7.70e-03 0s 8 7.69207664e+05 7.69144256e+05 3.45e-11 2.68e-12 3.20e-03 0s 9 7.69162790e+05 7.69144459e+05 1.02e-11 1.30e-13 9.26e-04 0s 10 7.69159635e+05 7.69144494e+05 8.73e-12 3.17e-13 7.65e-04 0s 11 7.69154987e+05 7.69144491e+05 6.11e-12 3.12e-13 5.30e-04 0s 12 7.69151348e+05 7.69144501e+05 4.01e-12 3.57e-12 3.46e-04 0s 13 7.69148734e+05 7.69144563e+05 2.42e-12 1.71e-12 2.11e-04 0s 14 7.69147678e+05 7.69144564e+05 1.88e-12 1.69e-12 1.57e-04 0s 15 7.69147056e+05 7.69144629e+05 1.48e-12 7.82e-13 1.23e-04 0s 16 7.69146162e+05 7.69144715e+05 1.02e-12 9.16e-13 7.31e-05 0s 17 7.69145863e+05 7.69144779e+05 1.56e-12 3.51e-13 5.48e-05 1s 18 7.69145748e+05 7.69144808e+05 1.73e-12 2.62e-12 4.75e-05 1s 19 7.69145545e+05 7.69144839e+05 1.34e-12 1.25e-12 3.56e-05 1s Barrier solved model in 19 iterations and 0.56 seconds Optimal objective 7.69145545e+05