Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:01 2013 Optimize a model with 1860 rows, 2792 columns and 3720 nonzeros Model has 930 quadratic constraints Presolve time: 0.00s Presolved: 1860 rows, 2792 columns, 3720 nonzeros Presolved model has 930 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.790e+03 Factor NZ : 6.513e+03 (roughly 2 MBytes of memory) Factor Ops : 2.326e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.12446215e+05 0.00000000e+00 2.84e-14 5.19e-01 3.01e+02 0s 1 1.61332434e+05 3.37702658e+04 6.78e-09 4.94e-05 4.57e+01 0s 2 1.23948374e+05 9.84273546e+04 2.23e-08 6.80e-06 9.15e+00 0s 3 1.13296261e+05 1.09363134e+05 4.01e-09 1.18e-06 1.41e+00 0s 4 1.10782195e+05 1.10334552e+05 6.24e-10 3.49e-07 1.60e-01 0s 5 1.10754796e+05 1.10609270e+05 4.06e-10 1.16e-07 5.22e-02 0s 6 1.10685034e+05 1.10678864e+05 9.66e-13 8.26e-09 2.21e-03 0s 7 1.10684481e+05 1.10683986e+05 2.02e-10 8.69e-09 1.78e-04 0s 8 1.10684254e+05 1.10684191e+05 5.63e-11 6.17e-09 2.25e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.10684254e+05