Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:19:40 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 7.38077311e+07 0.00000000e+00 1.74e-11 4.97e-01 2.89e+02 1s 1 1.51274234e+07 3.13759881e+06 1.52e-06 4.54e-05 4.54e+01 1s 2 1.13742644e+07 9.06703133e+06 2.20e-07 2.73e-06 8.74e+00 1s 3 1.04783034e+07 1.00148059e+07 4.83e-08 3.26e-07 1.76e+00 2s 4 1.02256745e+07 1.01318175e+07 8.41e-09 6.61e-08 3.56e-01 2s 5 1.01661795e+07 1.01598520e+07 1.49e-10 8.27e-09 2.40e-02 3s 6 1.01646587e+07 1.01644544e+07 1.28e-11 1.17e-10 7.74e-04 3s 7 1.01645617e+07 1.01645170e+07 3.96e-12 1.62e-11 1.69e-04 3s 8 1.01645234e+07 1.01645182e+07 6.68e-13 6.95e-12 1.98e-05 4s Barrier solved model in 8 iterations and 3.56 seconds Optimal objective 1.01645234e+07