Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:21:10 2013 Optimize a model with 138000 rows, 207002 columns and 276000 nonzeros Model has 69000 quadratic constraints Presolve time: 0.16s Presolved: 138000 rows, 207002 columns, 276000 nonzeros Presolved model has 69000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.070e+05 Factor NZ : 4.830e+05 (roughly 140 MBytes of memory) Factor Ops : 1.725e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.83468649e+07 0.00000000e+00 6.95e-12 4.97e-01 2.91e+02 0s 1 1.18860828e+07 2.43636072e+06 5.74e-07 4.62e-05 4.57e+01 1s 2 8.91731933e+06 7.08661572e+06 8.34e-08 2.82e-06 8.84e+00 1s 3 8.21291075e+06 7.84081055e+06 1.86e-08 3.39e-07 1.80e+00 1s 4 8.00212773e+06 7.93318297e+06 2.93e-09 7.34e-08 3.33e-01 2s 5 7.96476452e+06 7.95247558e+06 2.65e-10 2.17e-08 5.94e-02 2s 6 7.96287155e+06 7.96014593e+06 1.38e-10 1.54e-09 1.32e-02 2s 7 7.96096612e+06 7.96070992e+06 1.19e-11 1.37e-10 1.24e-03 3s 8 7.96086070e+06 7.96076568e+06 5.43e-12 1.61e-11 4.59e-04 3s 9 7.96078338e+06 7.96077108e+06 7.32e-13 1.51e-11 5.94e-05 3s 10 7.96077674e+06 7.96077140e+06 8.53e-13 1.72e-11 2.58e-05 3s Barrier solved model in 10 iterations and 3.40 seconds Optimal objective 7.96077674e+06