Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:05 2013 Optimize a model with 1900 rows, 2852 columns and 3800 nonzeros Model has 950 quadratic constraints Presolve time: 0.00s Presolved: 1900 rows, 2852 columns, 3800 nonzeros Presolved model has 950 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.850e+03 Factor NZ : 6.653e+03 (roughly 2 MBytes of memory) Factor Ops : 2.376e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.07885916e+05 0.00000000e+00 2.84e-14 4.97e-01 2.93e+02 0s 1 1.59397300e+05 3.26688537e+04 1.02e-08 4.93e-05 4.45e+01 0s 2 1.20719500e+05 9.61973175e+04 8.75e-09 8.40e-06 8.60e+00 0s 3 1.09998601e+05 1.07571333e+05 1.34e-08 1.85e-06 8.52e-01 0s 4 1.08221956e+05 1.08182914e+05 2.19e-09 1.84e-07 1.37e-02 0s 5 1.08201043e+05 1.08198540e+05 2.68e-10 1.76e-08 8.78e-04 0s 6 1.08198852e+05 1.08198644e+05 1.02e-09 1.84e-09 7.31e-05 0s 7 1.08198705e+05 1.08198665e+05 2.05e-10 1.94e-11 1.41e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 1.08198705e+05