Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:02:05 2013 Optimize a model with 32000 rows, 48002 columns and 64000 nonzeros Model has 16000 quadratic constraints Presolve time: 0.03s Presolved: 32000 rows, 48002 columns, 64000 nonzeros Presolved model has 16000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.800e+04 Factor NZ : 1.120e+05 (roughly 30 MBytes of memory) Factor Ops : 4.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.37872557e+07 0.00000000e+00 6.82e-13 4.98e-01 2.97e+02 0s 1 2.77608720e+06 5.57234411e+05 4.59e-07 4.87e-05 4.62e+01 0s 2 2.07661034e+06 1.64173802e+06 6.66e-08 3.05e-06 9.06e+00 0s 3 1.90534822e+06 1.82189726e+06 1.45e-08 3.74e-07 1.74e+00 0s 4 1.86354831e+06 1.84331527e+06 3.33e-09 9.36e-08 4.22e-01 0s 5 1.85156414e+06 1.84887037e+06 9.14e-11 2.52e-08 5.61e-02 0s 6 1.85111902e+06 1.85030142e+06 1.17e-11 8.53e-09 1.70e-02 0s 7 1.85108441e+06 1.85096600e+06 6.28e-12 8.96e-10 2.47e-03 1s 8 1.85104606e+06 1.85099024e+06 1.49e-13 6.12e-10 1.16e-03 1s 9 1.85104485e+06 1.85104357e+06 7.11e-14 7.77e-12 2.68e-05 1s Barrier solved model in 9 iterations and 0.69 seconds Optimal objective 1.85104485e+06