Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:30:35 2013 Optimize a model with 182000 rows, 273002 columns and 364000 nonzeros Model has 91000 quadratic constraints Presolve time: 0.22s Presolved: 182000 rows, 273002 columns, 364000 nonzeros Presolved model has 91000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+05 Factor NZ : 6.370e+05 (roughly 200 MBytes of memory) Factor Ops : 2.275e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.62178704e+07 0.00000000e+00 1.77e-11 4.97e-01 2.89e+02 1s 1 1.56339473e+07 3.25034898e+06 1.27e-06 4.52e-05 4.54e+01 1s 2 1.17640025e+07 9.38345393e+06 1.84e-07 2.71e-06 8.72e+00 1s 3 1.08378258e+07 1.03605506e+07 4.02e-08 3.24e-07 1.75e+00 2s 4 1.05721069e+07 1.04813835e+07 6.93e-09 6.49e-08 3.32e-01 2s 5 1.05159116e+07 1.05022170e+07 4.44e-11 2.34e-08 5.02e-02 3s 6 1.05150477e+07 1.05147378e+07 1.02e-11 9.95e-11 1.14e-03 3s 7 1.05148142e+07 1.05147843e+07 1.05e-12 6.63e-12 1.10e-04 3s 8 1.05147964e+07 1.05147911e+07 3.27e-13 1.20e-11 1.97e-05 4s Barrier solved model in 8 iterations and 3.67 seconds Optimal objective 1.05147964e+07