Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:30 2013 Optimize a model with 3400 rows, 5102 columns and 6800 nonzeros Model has 1700 quadratic constraints Presolve time: 0.00s Presolved: 3400 rows, 5102 columns, 6800 nonzeros Presolved model has 1700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+03 Factor NZ : 1.190e+04 (roughly 4 MBytes of memory) Factor Ops : 4.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.47344396e+06 0.00000000e+00 2.84e-14 4.89e-01 2.99e+02 0s 1 2.91503636e+05 5.87317159e+04 2.92e-08 4.98e-05 4.56e+01 0s 2 2.30406100e+05 1.74782063e+05 6.53e-08 6.06e-06 1.09e+01 0s 3 2.03130200e+05 1.94964261e+05 4.60e-09 8.74e-07 1.60e+00 0s 4 1.96735686e+05 1.96411039e+05 6.23e-11 1.30e-07 6.37e-02 0s 5 1.96644091e+05 1.96624140e+05 1.02e-12 9.99e-09 3.91e-03 0s 6 1.96641890e+05 1.96640262e+05 4.22e-10 5.29e-09 3.19e-04 0s 7 1.96641777e+05 1.96641381e+05 2.37e-09 1.91e-09 7.77e-05 0s 8 1.96641724e+05 1.96641530e+05 5.98e-10 1.04e-09 3.80e-05 0s Barrier solved model in 8 iterations and 0.06 seconds Optimal objective 1.96641724e+05