Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:05:20 2013 Optimize a model with 42000 rows, 63002 columns and 84000 nonzeros Model has 21000 quadratic constraints Presolve time: 0.04s Presolved: 42000 rows, 63002 columns, 84000 nonzeros Presolved model has 21000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.300e+04 Factor NZ : 1.470e+05 (roughly 40 MBytes of memory) Factor Ops : 5.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.82100262e+07 0.00000000e+00 1.11e-12 5.01e-01 2.99e+02 0s 1 3.64097033e+06 7.28065376e+05 1.19e-07 4.83e-05 4.62e+01 0s 2 2.72128686e+06 2.15414180e+06 1.71e-08 2.97e-06 9.00e+00 0s 3 2.50054520e+06 2.39056362e+06 3.83e-09 3.59e-07 1.75e+00 0s 4 2.44297107e+06 2.42104495e+06 7.17e-10 6.40e-08 3.48e-01 0s 5 2.42864410e+06 2.42596734e+06 2.31e-11 1.80e-08 4.25e-02 1s 6 2.42829826e+06 2.42802937e+06 9.98e-12 3.19e-11 4.27e-03 1s 7 2.42809600e+06 2.42803215e+06 2.65e-12 1.25e-11 1.01e-03 1s 8 2.42804367e+06 2.42803426e+06 4.41e-13 7.66e-13 1.49e-04 1s 9 2.42803762e+06 2.42803434e+06 6.18e-13 6.43e-13 5.22e-05 1s 10 2.42803597e+06 2.42803443e+06 3.55e-13 1.12e-12 2.45e-05 1s Barrier solved model in 10 iterations and 0.98 seconds Optimal objective 2.42803597e+06