Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:46 2013 Optimize a model with 1660 rows, 2492 columns and 3320 nonzeros Model has 830 quadratic constraints Presolve time: 0.00s Presolved: 1660 rows, 2492 columns, 3320 nonzeros Presolved model has 830 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+03 Factor NZ : 5.813e+03 (roughly 2 MBytes of memory) Factor Ops : 2.076e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.10856699e+05 0.00000000e+00 2.84e-14 5.01e-01 2.95e+02 0s 1 1.42896054e+05 2.97278181e+04 1.09e-08 5.02e-05 4.54e+01 0s 2 1.08584378e+05 8.63697515e+04 9.75e-09 6.49e-06 8.92e+00 0s 3 9.94639316e+04 9.59370340e+04 4.84e-09 9.36e-07 1.42e+00 0s 4 9.72371004e+04 9.64890558e+04 3.08e-10 5.36e-07 3.00e-01 0s 5 9.71790362e+04 9.70939644e+04 1.74e-10 6.61e-08 3.42e-02 0s 6 9.71581086e+04 9.71519089e+04 2.03e-11 3.47e-09 2.49e-03 0s 7 9.71554854e+04 9.71544574e+04 7.66e-11 8.52e-10 4.13e-04 0s 8 9.71551922e+04 9.71550492e+04 5.14e-10 3.68e-09 5.74e-05 0s 9 9.71551284e+04 9.71551143e+04 8.69e-11 1.89e-11 5.70e-06 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 9.71551284e+04