Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:41 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.72615430e+06 0.00000000e+00 2.13e-13 5.03e-01 2.99e+02 0s 1 1.54070497e+06 3.11260707e+05 5.07e-09 4.88e-05 4.60e+01 0s 2 1.15870476e+06 9.17397445e+05 5.05e-08 3.50e-06 9.04e+00 0s 3 1.06412172e+06 1.01688686e+06 1.00e-08 4.51e-07 1.77e+00 0s 4 1.03687841e+06 1.03028156e+06 9.16e-10 9.08e-08 2.47e-01 0s 5 1.03489218e+06 1.03379066e+06 3.04e-10 1.22e-09 4.13e-02 0s 6 1.03391141e+06 1.03386729e+06 1.09e-11 6.60e-11 1.65e-03 0s 7 1.03388930e+06 1.03387078e+06 4.43e-12 3.07e-11 6.94e-04 0s 8 1.03387567e+06 1.03387226e+06 4.69e-13 1.63e-11 1.28e-04 0s 9 1.03387421e+06 1.03387384e+06 5.17e-10 5.08e-11 1.40e-05 0s Barrier solved model in 9 iterations and 0.37 seconds Optimal objective 1.03387421e+06