Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:58:03 2013 Optimize a model with 162000 rows, 243002 columns and 324000 nonzeros Model has 81000 quadratic constraints Presolve time: 0.19s Presolved: 162000 rows, 243002 columns, 324000 nonzeros Presolved model has 81000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.430e+05 Factor NZ : 5.670e+05 (roughly 170 MBytes of memory) Factor Ops : 2.025e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.83637625e+07 0.00000000e+00 7.92e-12 5.01e-01 2.91e+02 0s 1 1.39600388e+07 2.88476860e+06 1.13e-06 4.54e-05 4.56e+01 1s 2 1.04861799e+07 8.36336390e+06 1.62e-07 2.69e-06 8.74e+00 1s 3 9.64637377e+06 9.23772718e+06 3.59e-08 3.23e-07 1.68e+00 2s 4 9.40492101e+06 9.34357227e+06 3.20e-09 7.20e-08 2.52e-01 2s 5 9.37837897e+06 9.37572661e+06 2.77e-10 2.46e-11 1.09e-02 2s 6 9.37603559e+06 9.37581489e+06 2.32e-11 3.58e-12 9.08e-04 3s 7 9.37589090e+06 9.37582692e+06 6.91e-12 1.55e-11 2.63e-04 3s 8 9.37584375e+06 9.37583044e+06 1.53e-12 1.50e-11 5.48e-05 3s 9 9.37583567e+06 9.37583158e+06 9.09e-13 3.64e-12 1.68e-05 4s Barrier solved model in 9 iterations and 3.73 seconds Optimal objective 9.37583567e+06