Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:03:19 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.20s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.98396091e+07 0.00000000e+00 6.93e-12 4.97e-01 2.90e+02 0s 1 1.42717863e+07 2.96013631e+06 1.34e-06 4.54e-05 4.54e+01 1s 2 1.07391399e+07 8.56601838e+06 1.94e-07 2.71e-06 8.73e+00 1s 3 9.89777843e+06 9.45785656e+06 4.28e-08 3.30e-07 1.77e+00 2s 4 9.62640725e+06 9.59280226e+06 2.80e-09 1.43e-08 1.35e-01 2s 5 9.60273737e+06 9.60082682e+06 1.88e-10 9.22e-12 7.67e-03 2s 6 9.60114544e+06 9.60091028e+06 2.18e-11 8.48e-12 9.44e-04 3s 7 9.60104600e+06 9.60093981e+06 1.11e-11 4.89e-12 4.26e-04 3s 8 9.60096581e+06 9.60094089e+06 2.89e-12 5.75e-12 1.00e-04 3s 9 9.60094943e+06 9.60094324e+06 7.89e-13 2.36e-12 2.48e-05 4s Barrier solved model in 9 iterations and 3.85 seconds Optimal objective 9.60094943e+06