Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:07:28 2013 Optimize a model with 126000 rows, 189002 columns and 252000 nonzeros Model has 63000 quadratic constraints Presolve time: 0.14s Presolved: 126000 rows, 189002 columns, 252000 nonzeros Presolved model has 63000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.890e+05 Factor NZ : 4.410e+05 (roughly 130 MBytes of memory) Factor Ops : 1.575e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.35583062e+07 0.00000000e+00 1.21e-11 5.00e-01 2.93e+02 0s 1 1.08797048e+07 2.22861529e+06 4.95e-07 4.61e-05 4.58e+01 1s 2 8.16365613e+06 6.49934773e+06 7.10e-08 2.76e-06 8.81e+00 1s 3 7.50397055e+06 7.18621596e+06 1.55e-08 3.32e-07 1.68e+00 1s 4 7.32997964e+06 7.26578628e+06 2.27e-09 8.47e-08 3.40e-01 2s 5 7.29679147e+06 7.29337901e+06 1.03e-10 3.68e-09 1.81e-02 2s 6 7.29545304e+06 7.29480229e+06 2.85e-11 3.24e-10 3.44e-03 2s 7 7.29499003e+06 7.29493520e+06 2.42e-12 1.54e-11 2.90e-04 2s 8 7.29495860e+06 7.29494278e+06 8.38e-13 8.16e-13 8.37e-05 3s 9 7.29495138e+06 7.29494293e+06 3.55e-12 7.94e-12 4.47e-05 3s 10 7.29494915e+06 7.29494294e+06 3.69e-12 1.95e-12 3.28e-05 3s Barrier solved model in 10 iterations and 3.07 seconds Optimal objective 7.29494915e+06