Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:43:23 2013 Optimize a model with 104000 rows, 156002 columns and 208000 nonzeros Model has 52000 quadratic constraints Presolve time: 0.12s Presolved: 104000 rows, 156002 columns, 208000 nonzeros Presolved model has 52000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+05 Factor NZ : 3.640e+05 (roughly 100 MBytes of memory) Factor Ops : 1.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.44078275e+07 0.00000000e+00 8.37e-12 4.99e-01 2.94e+02 0s 1 9.00013059e+06 1.83884602e+06 8.52e-07 4.68e-05 4.59e+01 0s 2 6.75117227e+06 5.36474040e+06 1.23e-07 2.85e-06 8.89e+00 1s 3 6.21838234e+06 5.93787617e+06 2.74e-08 3.43e-07 1.80e+00 1s 4 6.04842304e+06 6.02141341e+06 2.31e-09 2.30e-08 1.73e-01 1s 5 6.02908391e+06 6.02855762e+06 4.57e-11 1.57e-10 3.37e-03 1s 6 6.02873351e+06 6.02865439e+06 8.01e-12 1.39e-12 5.07e-04 2s 7 6.02867860e+06 6.02865904e+06 2.20e-12 7.01e-12 1.25e-04 2s 8 6.02866775e+06 6.02866080e+06 1.05e-12 3.74e-12 4.45e-05 2s 9 6.02866435e+06 6.02866145e+06 7.39e-13 3.85e-12 1.86e-05 2s Barrier solved model in 9 iterations and 2.31 seconds Optimal objective 6.02866435e+06