Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:03:26 2013 Optimize a model with 124000 rows, 186002 columns and 248000 nonzeros Model has 62000 quadratic constraints Presolve time: 0.27s Presolved: 124000 rows, 186002 columns, 248000 nonzeros Presolved model has 62000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.860e+05 Factor NZ : 4.340e+05 (roughly 130 MBytes of memory) Factor Ops : 1.550e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.28285076e+07 0.00000000e+00 1.17e-11 5.03e-01 2.93e+02 0s 1 1.07273388e+07 2.19345399e+06 1.25e-06 4.64e-05 4.59e+01 1s 2 8.04507281e+06 6.39958946e+06 1.80e-07 2.79e-06 8.85e+00 1s 3 7.39502838e+06 7.07994331e+06 3.95e-08 3.35e-07 1.69e+00 1s 4 7.23573076e+06 7.15883261e+06 9.03e-09 8.47e-08 4.13e-01 2s 5 7.19131918e+06 7.16622726e+06 5.96e-10 6.20e-08 1.35e-01 2s 6 7.18820723e+06 7.17890962e+06 1.24e-10 2.45e-08 5.00e-02 2s 7 7.18775848e+06 7.18720694e+06 6.18e-11 2.82e-10 2.97e-03 2s 8 7.18733702e+06 7.18729116e+06 4.50e-12 3.70e-11 2.47e-04 3s 9 7.18731824e+06 7.18730435e+06 1.95e-12 3.12e-12 7.47e-05 3s 10 7.18731193e+06 7.18730513e+06 1.32e-12 1.43e-11 3.65e-05 3s Barrier solved model in 10 iterations and 3.13 seconds Optimal objective 7.18731193e+06