Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:43:11 2013 Optimize a model with 104000 rows, 156002 columns and 208000 nonzeros Model has 52000 quadratic constraints Presolve time: 0.12s Presolved: 104000 rows, 156002 columns, 208000 nonzeros Presolved model has 52000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+05 Factor NZ : 3.640e+05 (roughly 100 MBytes of memory) Factor Ops : 1.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.45073830e+07 0.00000000e+00 4.63e-12 5.04e-01 2.95e+02 0s 1 9.02338135e+06 1.84019190e+06 3.93e-07 4.67e-05 4.60e+01 0s 2 6.76679339e+06 5.37806051e+06 5.66e-08 2.83e-06 8.90e+00 1s 3 6.22015036e+06 5.95114021e+06 1.25e-08 3.46e-07 1.72e+00 1s 4 6.06330054e+06 6.02112742e+06 1.18e-09 8.01e-08 2.70e-01 1s 5 6.04523272e+06 6.04334422e+06 1.05e-10 6.61e-12 1.21e-02 1s 6 6.04356185e+06 6.04340168e+06 8.47e-12 5.95e-12 1.03e-03 2s 7 6.04345801e+06 6.04341964e+06 2.20e-12 9.13e-12 2.46e-04 2s 8 6.04343357e+06 6.04342103e+06 1.07e-12 1.13e-12 8.04e-05 2s 9 6.04342735e+06 6.04342167e+06 9.31e-13 1.36e-12 3.64e-05 2s Barrier solved model in 9 iterations and 2.31 seconds Optimal objective 6.04342735e+06