Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:02:44 2013 Optimize a model with 34000 rows, 51002 columns and 68000 nonzeros Model has 17000 quadratic constraints Presolve time: 0.04s Presolved: 34000 rows, 51002 columns, 68000 nonzeros Presolved model has 17000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+04 Factor NZ : 1.190e+05 (roughly 35 MBytes of memory) Factor Ops : 4.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.47471669e+07 0.00000000e+00 9.24e-13 4.98e-01 2.99e+02 0s 1 2.96855512e+06 5.92061815e+05 1.81e-07 4.87e-05 4.66e+01 0s 2 2.20944934e+06 1.74033035e+06 2.65e-08 3.13e-06 9.20e+00 0s 3 2.03161765e+06 1.93625984e+06 5.86e-09 3.83e-07 1.87e+00 0s 4 1.98253821e+06 1.96219032e+06 1.22e-09 6.55e-08 3.99e-01 0s 5 1.96847847e+06 1.96789309e+06 4.08e-11 2.03e-10 1.15e-02 0s 6 1.96798470e+06 1.96795382e+06 2.14e-12 7.45e-13 6.06e-04 1s 7 1.96796124e+06 1.96795679e+06 3.98e-13 6.56e-13 8.72e-05 1s 8 1.96795814e+06 1.96795711e+06 5.47e-13 5.58e-13 2.01e-05 1s Barrier solved model in 8 iterations and 0.64 seconds Optimal objective 1.96795814e+06