Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:19 2013 Optimize a model with 6000 rows, 9002 columns and 12000 nonzeros Model has 3000 quadratic constraints Presolve time: 0.01s Presolved: 6000 rows, 9002 columns, 12000 nonzeros Presolved model has 3000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+03 Factor NZ : 2.100e+04 (roughly 6 MBytes of memory) Factor Ops : 7.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.59277702e+06 0.00000000e+00 4.26e-14 4.83e-01 2.98e+02 0s 1 5.16983822e+05 1.03088296e+05 4.08e-08 4.94e-05 4.60e+01 0s 2 3.85679105e+05 3.04113620e+05 7.70e-08 6.35e-06 9.06e+00 0s 3 3.53291081e+05 3.38803483e+05 1.66e-08 9.44e-07 1.61e+00 0s 4 3.44070615e+05 3.42256785e+05 5.68e-14 2.66e-07 2.02e-01 0s 5 3.43765913e+05 3.43716687e+05 2.84e-14 2.25e-09 5.47e-03 0s 6 3.43733967e+05 3.43726535e+05 4.97e-14 4.58e-10 8.26e-04 0s 7 3.43730265e+05 3.43728472e+05 4.30e-09 1.74e-10 1.99e-04 0s 8 3.43729517e+05 3.43728961e+05 1.55e-09 3.23e-11 6.17e-05 0s 9 3.43729258e+05 3.43729082e+05 6.00e-10 3.77e-13 1.96e-05 0s Barrier solved model in 9 iterations and 0.12 seconds Optimal objective 3.43729258e+05