Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:02 2013 Optimize a model with 5200 rows, 7802 columns and 10400 nonzeros Model has 2600 quadratic constraints Presolve time: 0.01s Presolved: 5200 rows, 7802 columns, 10400 nonzeros Presolved model has 2600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+03 Factor NZ : 1.820e+04 (roughly 5 MBytes of memory) Factor Ops : 6.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.26324002e+06 0.00000000e+00 2.84e-14 5.02e-01 3.00e+02 0s 1 4.50328227e+05 9.12002428e+04 4.29e-08 4.98e-05 4.60e+01 0s 2 3.39231220e+05 2.69110964e+05 4.78e-08 6.29e-06 8.99e+00 0s 3 3.13041722e+05 2.99288957e+05 1.84e-08 1.15e-06 1.76e+00 0s 4 3.03101690e+05 3.02905318e+05 1.10e-09 4.54e-08 2.52e-02 0s 5 3.02964736e+05 3.02951559e+05 1.75e-10 4.47e-09 1.69e-03 0s 6 3.02953964e+05 3.02952206e+05 1.05e-10 2.32e-10 2.25e-04 0s 7 3.02952607e+05 3.02952283e+05 9.35e-10 1.05e-09 4.15e-05 0s 8 3.02952377e+05 3.02952311e+05 1.78e-10 5.74e-13 8.50e-06 0s Barrier solved model in 8 iterations and 0.09 seconds Optimal objective 3.02952377e+05