Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:38:30 2013 Optimize a model with 186000 rows, 279002 columns and 372000 nonzeros Model has 93000 quadratic constraints Presolve time: 0.22s Presolved: 186000 rows, 279002 columns, 372000 nonzeros Presolved model has 93000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.790e+05 Factor NZ : 6.510e+05 (roughly 200 MBytes of memory) Factor Ops : 2.325e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.81105259e+07 0.00000000e+00 2.46e-11 5.02e-01 2.89e+02 1s 1 1.60086545e+07 3.33879009e+06 1.68e-06 4.50e-05 4.54e+01 1s 2 1.20532518e+07 9.63233886e+06 2.42e-07 2.66e-06 8.68e+00 1s 3 1.11152610e+07 1.06272367e+07 5.31e-08 3.23e-07 1.75e+00 2s 4 1.08092216e+07 1.07757539e+07 2.69e-09 1.62e-08 1.20e-01 2s 5 1.07877255e+07 1.07857243e+07 2.16e-10 2.73e-11 7.17e-03 3s 6 1.07860836e+07 1.07857743e+07 3.07e-11 1.82e-11 1.11e-03 3s 7 1.07859419e+07 1.07858089e+07 1.47e-11 1.11e-11 4.77e-04 3s 8 1.07858317e+07 1.07858118e+07 2.40e-12 8.09e-12 7.16e-05 4s 9 1.07858234e+07 1.07858133e+07 1.49e-12 5.86e-12 3.61e-05 4s Barrier solved model in 9 iterations and 4.26 seconds Optimal objective 1.07858234e+07