Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:04:50 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 5.27723139e+07 0.00000000e+00 5.51e-12 5.01e-01 2.93e+02 0s 1 1.06970154e+07 2.20051801e+06 4.95e-07 4.62e-05 4.57e+01 1s 2 8.05392778e+06 6.42077936e+06 7.14e-08 2.76e-06 8.78e+00 1s 3 7.40954171e+06 7.09060579e+06 1.60e-08 3.38e-07 1.71e+00 1s 4 7.24156374e+06 7.18690107e+06 3.07e-09 3.28e-08 2.94e-01 2s 5 7.20113869e+06 7.19067634e+06 1.28e-10 2.23e-08 5.62e-02 2s 6 7.19931606e+06 7.19862828e+06 2.69e-11 5.44e-10 3.70e-03 2s 7 7.19903657e+06 7.19882052e+06 1.12e-11 3.31e-11 1.16e-03 2s 8 7.19888895e+06 7.19883066e+06 3.01e-12 5.04e-12 3.13e-04 3s 9 7.19885457e+06 7.19883304e+06 1.22e-12 2.64e-12 1.16e-04 3s 10 7.19884380e+06 7.19883351e+06 8.10e-13 9.41e-13 5.53e-05 3s 11 7.19884025e+06 7.19883358e+06 3.47e-12 1.14e-12 3.59e-05 3s Barrier solved model in 11 iterations and 3.47 seconds Optimal objective 7.19884025e+06