Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:07 2013 Optimize a model with 1020 rows, 1532 columns and 2040 nonzeros Model has 510 quadratic constraints Presolve time: 0.00s Presolved: 1020 rows, 1532 columns, 2040 nonzeros Presolved model has 510 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+03 Factor NZ : 3.573e+03 (roughly 1 MByte of memory) Factor Ops : 1.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.34461647e+05 0.00000000e+00 2.84e-14 4.96e-01 2.94e+02 0s 1 8.92493046e+04 1.87183434e+04 1.08e-08 5.15e-05 4.61e+01 0s 2 7.07214137e+04 5.33371066e+04 1.22e-08 7.10e-06 1.14e+01 0s 3 6.17518456e+04 6.01263074e+04 2.73e-09 1.17e-06 1.06e+00 0s 4 6.03268309e+04 6.02754501e+04 7.22e-11 8.85e-08 3.36e-02 0s 5 6.02928543e+04 6.02850545e+04 7.94e-12 2.29e-08 5.10e-03 0s 6 6.02893387e+04 6.02867563e+04 1.45e-12 1.16e-08 1.69e-03 0s 7 6.02889108e+04 6.02884363e+04 2.45e-09 4.84e-09 3.10e-04 0s 8 6.02885794e+04 6.02885122e+04 3.59e-10 2.15e-09 4.39e-05 0s 9 6.02885556e+04 6.02885229e+04 1.90e-10 5.68e-10 2.14e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 6.02885556e+04