Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:44:12 2013 Optimize a model with 188000 rows, 282002 columns and 376000 nonzeros Model has 94000 quadratic constraints Presolve time: 0.22s Presolved: 188000 rows, 282002 columns, 376000 nonzeros Presolved model has 94000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+05 Factor NZ : 6.580e+05 (roughly 200 MBytes of memory) Factor Ops : 2.350e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.88764182e+07 0.00000000e+00 1.11e-11 5.00e-01 2.89e+02 1s 1 1.61640317e+07 3.36602650e+06 4.11e-07 4.49e-05 4.54e+01 1s 2 1.21591485e+07 9.71537051e+06 5.90e-08 2.64e-06 8.67e+00 1s 3 1.12130281e+07 1.07198816e+07 1.31e-08 3.17e-07 1.75e+00 2s 4 1.08995521e+07 1.08634594e+07 5.60e-10 2.63e-08 1.28e-01 2s 5 1.08803844e+07 1.08784739e+07 4.96e-11 2.02e-11 6.78e-03 3s 6 1.08787191e+07 1.08785136e+07 5.56e-12 2.38e-11 7.29e-04 3s 7 1.08786333e+07 1.08785223e+07 3.21e-12 2.73e-11 3.94e-04 3s 8 1.08785493e+07 1.08785240e+07 8.24e-13 2.59e-11 8.97e-05 4s 9 1.08785377e+07 1.08785252e+07 5.97e-13 1.78e-12 4.43e-05 4s 10 1.08785334e+07 1.08785268e+07 5.19e-13 1.62e-11 2.35e-05 5s Barrier solved model in 10 iterations and 4.70 seconds Optimal objective 1.08785334e+07