Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:57 2013 Optimize a model with 7200 rows, 10802 columns and 14400 nonzeros Model has 3600 quadratic constraints Presolve time: 0.01s Presolved: 7200 rows, 10802 columns, 14400 nonzeros Presolved model has 3600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.080e+04 Factor NZ : 2.520e+04 (roughly 7 MBytes of memory) Factor Ops : 9.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.10994778e+06 0.00000000e+00 2.84e-14 4.84e-01 2.98e+02 0s 1 6.17901813e+05 1.23053764e+05 4.36e-08 4.87e-05 4.58e+01 0s 2 4.63511729e+05 3.66487391e+05 6.22e-08 6.09e-06 8.98e+00 0s 3 4.24718294e+05 4.08017449e+05 8.06e-09 1.04e-06 1.55e+00 0s 4 4.13309396e+05 4.13023182e+05 1.38e-09 2.67e-08 2.65e-02 0s 5 4.13166430e+05 4.13114805e+05 3.60e-10 1.34e-10 4.78e-03 0s 6 4.13120211e+05 4.13115569e+05 2.65e-11 2.97e-11 4.30e-04 0s 7 4.13117086e+05 4.13115763e+05 6.59e-12 1.45e-11 1.22e-04 0s 8 4.13116601e+05 4.13115800e+05 3.48e-12 1.22e-11 7.42e-05 0s 9 4.13116287e+05 4.13116007e+05 1.41e-12 1.95e-11 2.60e-05 0s Barrier solved model in 9 iterations and 0.15 seconds Optimal objective 4.13116287e+05