Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:15 2013 Optimize a model with 2200 rows, 3302 columns and 4400 nonzeros Model has 1100 quadratic constraints Presolve time: 0.00s Presolved: 2200 rows, 3302 columns, 4400 nonzeros Presolved model has 1100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.300e+03 Factor NZ : 7.703e+03 (roughly 2 MBytes of memory) Factor Ops : 2.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.52994198e+05 0.00000000e+00 2.84e-14 5.03e-01 2.98e+02 0s 1 1.86700674e+05 4.01006279e+04 2.87e-08 4.81e-05 4.44e+01 0s 2 1.45120982e+05 1.18253643e+05 5.40e-08 7.36e-06 8.14e+00 0s 3 1.32742050e+05 1.29817795e+05 1.34e-08 1.62e-06 8.86e-01 0s 4 1.31062282e+05 1.30655887e+05 1.68e-09 5.58e-07 1.23e-01 0s 5 1.31018526e+05 1.30999786e+05 1.09e-09 4.35e-08 5.68e-03 0s 6 1.31008904e+05 1.31006204e+05 1.38e-10 5.59e-09 8.18e-04 0s 7 1.31007836e+05 1.31006834e+05 5.42e-11 1.81e-09 3.04e-04 0s 8 1.31007401e+05 1.31006950e+05 2.02e-11 1.07e-09 1.37e-04 0s 9 1.31007323e+05 1.31006954e+05 1.45e-11 1.04e-09 1.12e-04 0s 10 1.31007218e+05 1.31006982e+05 6.49e-12 8.64e-10 7.13e-05 0s 11 1.31007169e+05 1.31007093e+05 3.15e-12 2.30e-10 2.28e-05 0s Barrier solved model in 11 iterations and 0.05 seconds Optimal objective 1.31007169e+05