Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:03:13 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 5.27972608e+07 0.00000000e+00 4.09e-12 5.03e-01 2.93e+02 0s 1 1.07447068e+07 2.20122969e+06 1.56e-06 4.64e-05 4.59e+01 1s 2 8.05515926e+06 6.40490943e+06 2.52e-07 2.80e-06 8.87e+00 1s 3 7.41768265e+06 7.08546811e+06 5.36e-08 3.39e-07 1.79e+00 1s 4 7.21660329e+06 7.18740859e+06 4.40e-09 1.53e-08 1.57e-01 2s 5 7.19427499e+06 7.19348317e+06 8.62e-11 3.90e-10 4.26e-03 2s 6 7.19382363e+06 7.19373820e+06 1.30e-11 1.43e-12 4.59e-04 2s 7 7.19375955e+06 7.19374359e+06 2.47e-12 3.49e-12 8.58e-05 2s 8 7.19375045e+06 7.19374488e+06 1.18e-12 5.45e-12 3.00e-05 3s Barrier solved model in 8 iterations and 2.60 seconds Optimal objective 7.19375045e+06