Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:14 2013 Optimize a model with 9400 rows, 14102 columns and 18800 nonzeros Model has 4700 quadratic constraints Presolve time: 0.01s Presolved: 9400 rows, 14102 columns, 18800 nonzeros Presolved model has 4700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+04 Factor NZ : 3.290e+04 (roughly 10 MBytes of memory) Factor Ops : 1.175e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.06870616e+06 0.00000000e+00 4.26e-14 4.94e-01 2.98e+02 0s 1 8.06969763e+05 1.63858786e+05 1.21e-07 4.93e-05 4.56e+01 0s 2 6.11704733e+05 4.87293198e+05 5.46e-08 3.67e-06 8.82e+00 0s 3 5.63768755e+05 5.39568782e+05 1.91e-08 6.31e-07 1.72e+00 0s 4 5.47012136e+05 5.45871592e+05 6.39e-14 5.94e-08 8.09e-02 0s 5 5.46676118e+05 5.46649473e+05 2.84e-14 3.95e-10 1.89e-03 0s 6 5.46660753e+05 5.46655172e+05 9.64e-11 3.87e-09 3.96e-04 0s 7 5.46656382e+05 5.46655245e+05 1.89e-11 1.90e-11 8.06e-05 0s 8 5.46655545e+05 5.46655268e+05 4.59e-12 1.21e-13 1.96e-05 0s Barrier solved model in 8 iterations and 0.17 seconds Optimal objective 5.46655545e+05