Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:24 2013 Optimize a model with 17600 rows, 26402 columns and 35200 nonzeros Model has 8800 quadratic constraints Presolve time: 0.02s Presolved: 17600 rows, 26402 columns, 35200 nonzeros Presolved model has 8800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+04 Factor NZ : 6.160e+04 (roughly 20 MBytes of memory) Factor Ops : 2.200e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.64981744e+06 0.00000000e+00 1.85e-13 4.97e-01 2.99e+02 0s 1 1.53146812e+06 3.02591642e+05 9.19e-08 4.92e-05 4.65e+01 0s 2 1.13965323e+06 8.99409344e+05 3.53e-08 3.34e-06 9.10e+00 0s 3 1.04835442e+06 1.00032958e+06 7.77e-09 3.96e-07 1.82e+00 0s 4 1.01686141e+06 1.01348363e+06 5.68e-14 5.47e-08 1.28e-01 0s 5 1.01592526e+06 1.01562031e+06 2.84e-14 6.11e-09 1.16e-02 0s 6 1.01589747e+06 1.01588861e+06 2.13e-14 5.16e-11 3.36e-04 0s 7 1.01589224e+06 1.01589039e+06 1.95e-10 6.87e-10 7.01e-05 0s 8 1.01589144e+06 1.01589075e+06 8.33e-11 9.63e-11 2.61e-05 0s Barrier solved model in 8 iterations and 0.34 seconds Optimal objective 1.01589144e+06