Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:25:09 2013 Optimize a model with 140000 rows, 210002 columns and 280000 nonzeros Model has 70000 quadratic constraints Presolve time: 0.16s Presolved: 140000 rows, 210002 columns, 280000 nonzeros Presolved model has 70000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+05 Factor NZ : 4.900e+05 (roughly 150 MBytes of memory) Factor Ops : 1.750e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.94195259e+07 0.00000000e+00 1.22e-11 5.02e-01 2.92e+02 0s 1 1.20693941e+07 2.49411487e+06 1.17e-06 4.58e-05 4.56e+01 1s 2 9.09429920e+06 7.26005364e+06 1.68e-07 2.72e-06 8.73e+00 1s 3 8.36924561e+06 8.01171889e+06 3.75e-08 3.32e-07 1.70e+00 1s 4 8.17729600e+06 8.10143961e+06 6.61e-09 8.39e-08 3.61e-01 2s 5 8.13457199e+06 8.11291488e+06 1.39e-10 5.28e-08 1.03e-01 2s 6 8.13350121e+06 8.13235912e+06 4.50e-11 1.64e-09 5.44e-03 2s 7 8.13302180e+06 8.13293617e+06 2.57e-12 1.38e-10 4.08e-04 3s 8 8.13300202e+06 8.13298698e+06 9.59e-13 1.02e-11 7.16e-05 3s 9 8.13299632e+06 8.13298929e+06 6.18e-13 3.75e-12 3.35e-05 3s Barrier solved model in 9 iterations and 3.17 seconds Optimal objective 8.13299632e+06