Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:18 2013 Optimize a model with 2600 rows, 3902 columns and 5200 nonzeros Model has 1300 quadratic constraints Presolve time: 0.00s Presolved: 2600 rows, 3902 columns, 5200 nonzeros Presolved model has 1300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.900e+03 Factor NZ : 9.103e+03 (roughly 3 MBytes of memory) Factor Ops : 3.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.11324456e+06 0.00000000e+00 2.84e-14 4.69e-01 2.95e+02 0s 1 2.23556462e+05 4.48284402e+04 2.68e-08 5.00e-05 4.58e+01 0s 2 1.75134443e+05 1.31316044e+05 4.82e-08 6.45e-06 1.12e+01 0s 3 1.55310504e+05 1.48130494e+05 1.41e-08 9.69e-07 1.84e+00 0s 4 1.48680346e+05 1.48567654e+05 5.48e-10 1.28e-07 2.89e-02 0s 5 1.48596032e+05 1.48586036e+05 2.48e-10 1.65e-08 2.56e-03 0s 6 1.48589102e+05 1.48586916e+05 3.76e-10 1.17e-09 5.60e-04 0s 7 1.48588392e+05 1.48587034e+05 2.33e-10 6.04e-10 3.48e-04 0s 8 1.48587768e+05 1.48587219e+05 1.02e-10 8.74e-11 1.41e-04 0s 9 1.48587559e+05 1.48587298e+05 5.30e-11 9.61e-12 6.69e-05 0s 10 1.48587454e+05 1.48587301e+05 2.96e-11 8.23e-12 3.92e-05 0s 11 1.48587401e+05 1.48587320e+05 1.52e-11 3.00e-12 2.08e-05 0s Barrier solved model in 11 iterations and 0.06 seconds Optimal objective 1.48587401e+05