Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:12:21 2013 Optimize a model with 60000 rows, 90002 columns and 120000 nonzeros Model has 30000 quadratic constraints Presolve time: 0.07s Presolved: 60000 rows, 90002 columns, 120000 nonzeros Presolved model has 30000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+04 Factor NZ : 2.100e+05 (roughly 60 MBytes of memory) Factor Ops : 7.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.58400761e+07 0.00000000e+00 2.22e-12 4.97e-01 2.96e+02 0s 1 5.19969762e+06 1.04594135e+06 1.43e-06 4.79e-05 4.62e+01 0s 2 3.88682670e+06 3.07641061e+06 2.07e-07 2.97e-06 9.00e+00 0s 3 3.57096080e+06 3.41252143e+06 4.66e-08 3.64e-07 1.76e+00 1s 4 3.48506829e+06 3.45321618e+06 7.30e-09 8.69e-08 3.54e-01 1s 5 3.46897470e+06 3.46667920e+06 8.22e-10 4.40e-11 2.55e-02 1s 6 3.46703548e+06 3.46681442e+06 8.30e-11 1.48e-12 2.46e-03 1s 7 3.46685991e+06 3.46681823e+06 1.57e-11 3.20e-12 4.63e-04 1s 8 3.46682769e+06 3.46681945e+06 3.18e-12 5.52e-12 9.16e-05 1s 9 3.46682511e+06 3.46681980e+06 2.10e-12 2.64e-12 5.90e-05 1s 10 3.46682376e+06 3.46681995e+06 1.51e-12 3.47e-13 4.23e-05 1s 11 3.46682321e+06 3.46682013e+06 1.26e-12 2.72e-12 3.43e-05 2s Barrier solved model in 11 iterations and 1.60 seconds Optimal objective 3.46682321e+06