Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:27:57 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 6.02575162e+07 0.00000000e+00 1.53e-11 5.03e-01 2.92e+02 0s 1 1.22394315e+07 2.52930723e+06 1.96e-06 4.57e-05 4.56e+01 1s 2 9.22230785e+06 7.36304298e+06 2.82e-07 2.71e-06 8.73e+00 1s 3 8.48691667e+06 8.12499779e+06 6.28e-08 3.31e-07 1.70e+00 1s 4 8.29237811e+06 8.21975663e+06 1.04e-08 7.32e-08 3.41e-01 2s 5 8.24953119e+06 8.24034572e+06 2.76e-10 1.89e-08 4.31e-02 2s 6 8.24863129e+06 8.24794513e+06 1.18e-10 3.28e-11 3.22e-03 2s 7 8.24817579e+06 8.24795502e+06 3.71e-11 4.91e-12 1.04e-03 3s 8 8.24800185e+06 8.24796098e+06 6.93e-12 9.09e-12 1.92e-04 3s 9 8.24796563e+06 8.24796148e+06 8.24e-13 7.87e-12 1.95e-05 3s Barrier solved model in 9 iterations and 3.23 seconds Optimal objective 8.24796563e+06