Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:26:00 2013 Optimize a model with 142000 rows, 213002 columns and 284000 nonzeros Model has 71000 quadratic constraints Presolve time: 0.17s Presolved: 142000 rows, 213002 columns, 284000 nonzeros Presolved model has 71000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.130e+05 Factor NZ : 4.970e+05 (roughly 150 MBytes of memory) Factor Ops : 1.775e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.01448688e+07 0.00000000e+00 1.36e-11 5.01e-01 2.92e+02 0s 1 1.22657943e+07 2.52265699e+06 5.46e-07 4.59e-05 4.57e+01 1s 2 9.20256560e+06 7.32564039e+06 7.88e-08 2.76e-06 8.81e+00 1s 3 8.47625943e+06 8.09907202e+06 1.73e-08 3.32e-07 1.77e+00 1s 4 8.24590837e+06 8.21442654e+06 1.30e-09 1.52e-08 1.48e-01 2s 5 8.22227068e+06 8.22151503e+06 2.80e-11 1.94e-10 3.55e-03 2s 6 8.22178377e+06 8.22167631e+06 4.80e-12 5.57e-12 5.05e-04 2s 7 8.22171110e+06 8.22168348e+06 1.51e-12 1.23e-12 1.30e-04 3s 8 8.22169615e+06 8.22168440e+06 8.67e-13 6.68e-12 5.52e-05 3s 9 8.22169340e+06 8.22168447e+06 6.82e-13 3.29e-12 4.19e-05 3s 10 8.22169017e+06 8.22168607e+06 2.77e-13 5.79e-12 1.92e-05 3s Barrier solved model in 10 iterations and 3.50 seconds Optimal objective 8.22169017e+06