Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:33:52 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.10s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.01841968e+07 0.00000000e+00 3.23e-12 4.99e-01 2.95e+02 0s 1 8.14047898e+06 1.65662281e+06 3.39e-07 4.70e-05 4.60e+01 0s 2 6.10405384e+06 4.84697535e+06 4.90e-08 2.86e-06 8.92e+00 1s 3 5.60871739e+06 5.36686727e+06 1.08e-08 3.47e-07 1.72e+00 1s 4 5.48104058e+06 5.42910449e+06 1.94e-09 8.20e-08 3.68e-01 1s 5 5.45266070e+06 5.44706387e+06 1.73e-10 9.00e-09 3.97e-02 1s 6 5.45072995e+06 5.44958601e+06 6.41e-11 4.55e-12 8.11e-03 1s 7 5.44965574e+06 5.44959140e+06 3.07e-12 3.16e-12 4.56e-04 2s 8 5.44961580e+06 5.44959353e+06 1.11e-12 1.62e-12 1.58e-04 2s 9 5.44960625e+06 5.44959429e+06 6.39e-13 3.87e-12 8.48e-05 2s 10 5.44960053e+06 5.44959480e+06 4.26e-13 2.98e-12 4.07e-05 2s 11 5.44959947e+06 5.44959493e+06 1.88e-12 9.64e-13 3.22e-05 2s Barrier solved model in 11 iterations and 2.50 seconds Optimal objective 5.44959947e+06