Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:02:59 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.20s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.00624972e+07 0.00000000e+00 1.03e-11 5.03e-01 2.91e+02 0s 1 1.43198014e+07 2.97033867e+06 1.41e-06 4.54e-05 4.56e+01 1s 2 1.07705384e+07 8.59715057e+06 2.03e-07 2.69e-06 8.73e+00 1s 3 9.91229359e+06 9.49220511e+06 4.50e-08 3.26e-07 1.69e+00 2s 4 9.66498464e+06 9.59932232e+06 4.14e-09 7.72e-08 2.64e-01 2s 5 9.63779506e+06 9.63432175e+06 4.50e-10 3.05e-11 1.39e-02 2s 6 9.63465180e+06 9.63440213e+06 3.00e-11 8.71e-12 1.00e-03 3s 7 9.63453474e+06 9.63442903e+06 1.40e-11 6.02e-12 4.25e-04 3s 8 9.63445175e+06 9.63443099e+06 2.94e-12 8.17e-12 8.34e-05 3s 9 9.63444257e+06 9.63443239e+06 1.63e-12 1.09e-11 4.09e-05 4s 10 9.63443979e+06 9.63443243e+06 1.76e-12 1.79e-11 2.96e-05 4s Barrier solved model in 10 iterations and 4.17 seconds Optimal objective 9.63443979e+06