Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:19:20 2013 Optimize a model with 176000 rows, 264002 columns and 352000 nonzeros Model has 88000 quadratic constraints Presolve time: 0.22s Presolved: 176000 rows, 264002 columns, 352000 nonzeros Presolved model has 88000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+05 Factor NZ : 6.160e+05 (roughly 200 MBytes of memory) Factor Ops : 2.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.40286427e+07 0.00000000e+00 2.31e-11 5.01e-01 2.90e+02 1s 1 1.51337297e+07 3.13747569e+06 1.06e-06 4.52e-05 4.54e+01 1s 2 1.13805163e+07 9.08213488e+06 1.53e-07 2.68e-06 8.71e+00 1s 3 1.04917176e+07 1.00267536e+07 3.38e-08 3.27e-07 1.76e+00 2s 4 1.02050521e+07 1.01690375e+07 2.25e-09 1.47e-08 1.36e-01 2s 5 1.01785269e+07 1.01777430e+07 5.40e-11 4.16e-12 2.97e-03 3s 6 1.01779499e+07 1.01778139e+07 9.76e-12 4.80e-12 5.15e-04 3s 7 1.01778604e+07 1.01778224e+07 2.91e-12 1.10e-11 1.44e-04 3s 8 1.01778455e+07 1.01778263e+07 1.82e-12 1.14e-11 7.30e-05 4s 9 1.01778371e+07 1.01778273e+07 9.59e-13 1.57e-11 3.70e-05 4s Barrier solved model in 9 iterations and 4.01 seconds Optimal objective 1.01778371e+07