Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:46 2013 Optimize a model with 19200 rows, 28802 columns and 38400 nonzeros Model has 9600 quadratic constraints Presolve time: 0.02s Presolved: 19200 rows, 28802 columns, 38400 nonzeros Presolved model has 9600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+04 Factor NZ : 6.720e+04 (roughly 20 MBytes of memory) Factor Ops : 2.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.33151113e+06 0.00000000e+00 2.27e-13 4.95e-01 2.99e+02 0s 1 1.66069804e+06 3.29387637e+05 1.37e-07 4.86e-05 4.62e+01 0s 2 1.23889288e+06 9.78767412e+05 5.89e-08 3.34e-06 9.03e+00 0s 3 1.14005217e+06 1.08746263e+06 1.20e-08 3.98e-07 1.83e+00 0s 4 1.10664445e+06 1.10236597e+06 4.16e-10 4.29e-08 1.49e-01 0s 5 1.10449112e+06 1.10443910e+06 9.10e-12 3.98e-11 1.81e-03 0s 6 1.10445052e+06 1.10444363e+06 1.49e-12 8.10e-13 2.39e-04 0s 7 1.10444606e+06 1.10444406e+06 5.33e-13 2.92e-13 6.96e-05 0s 8 1.10444464e+06 1.10444416e+06 4.12e-13 7.12e-13 1.67e-05 0s Barrier solved model in 8 iterations and 0.36 seconds Optimal objective 1.10444464e+06