Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:56:46 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: 0.02s 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 6.82051158e+07 0.00000000e+00 8.63e-12 4.97e-01 2.90e+02 0s 1 1.39291638e+07 2.88444732e+06 2.00e-06 4.55e-05 4.55e+01 1s 2 1.04766440e+07 8.35255728e+06 2.89e-07 2.73e-06 8.74e+00 1s 3 9.65428661e+06 9.22440852e+06 5.51e-08 5.37e-07 1.77e+00 2s 4 9.39275197e+06 9.35663839e+06 4.25e-09 2.27e-08 1.49e-01 2s 5 9.36585846e+06 9.36410229e+06 1.87e-10 7.02e-10 7.23e-03 2s 6 9.36483456e+06 9.36441370e+06 4.81e-11 1.27e-10 1.73e-03 3s 7 9.36452187e+06 9.36448164e+06 4.30e-12 7.29e-12 1.66e-04 3s 8 9.36450355e+06 9.36448744e+06 1.99e-12 6.02e-12 6.63e-05 3s 9 9.36449566e+06 9.36448811e+06 1.04e-12 5.33e-12 3.11e-05 4s Barrier solved model in 9 iterations and 3.63 seconds Optimal objective 9.36449566e+06