Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:40 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.73518471e+06 0.00000000e+00 1.07e-13 4.96e-01 2.99e+02 0s 1 1.54933840e+06 3.06349115e+05 6.12e-08 4.93e-05 4.66e+01 0s 2 1.15307020e+06 9.09934789e+05 1.51e-08 3.36e-06 9.11e+00 0s 3 1.06088520e+06 1.01193925e+06 3.34e-09 4.02e-07 1.83e+00 0s 4 1.02946910e+06 1.02541915e+06 6.89e-11 5.52e-08 1.52e-01 0s 5 1.02789552e+06 1.02758656e+06 1.91e-12 5.94e-09 1.16e-02 0s 6 1.02785668e+06 1.02784958e+06 2.42e-13 3.51e-11 2.66e-04 0s 7 1.02785293e+06 1.02785107e+06 1.92e-13 1.90e-12 6.94e-05 0s 8 1.02785204e+06 1.02785117e+06 1.19e-12 6.10e-13 3.23e-05 0s Barrier solved model in 8 iterations and 0.33 seconds Optimal objective 1.02785204e+06