Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:19:19 2013 Optimize a model with 136000 rows, 204002 columns and 272000 nonzeros Model has 68000 quadratic constraints Presolve time: 0.15s Presolved: 136000 rows, 204002 columns, 272000 nonzeros Presolved model has 68000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.040e+05 Factor NZ : 4.760e+05 (roughly 140 MBytes of memory) Factor Ops : 1.700e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.77653824e+07 0.00000000e+00 1.12e-11 5.03e-01 2.93e+02 0s 1 1.17742246e+07 2.42271548e+06 9.74e-07 4.61e-05 4.58e+01 1s 2 8.84221181e+06 7.03554939e+06 1.41e-07 2.80e-06 8.86e+00 1s 3 8.14056023e+06 7.77896292e+06 3.05e-08 3.40e-07 1.77e+00 1s 4 7.92625005e+06 7.87191154e+06 3.01e-09 7.03e-08 2.66e-01 2s 5 7.91763726e+06 7.89079283e+06 2.08e-09 1.91e-08 1.32e-01 2s 6 7.89879384e+06 7.89795777e+06 4.83e-11 3.22e-10 4.10e-03 2s 7 7.89832783e+06 7.89818625e+06 1.10e-11 8.26e-12 6.94e-04 2s 8 7.89820443e+06 7.89818819e+06 1.55e-12 2.03e-12 7.96e-05 3s 9 7.89819328e+06 7.89818884e+06 5.90e-13 6.49e-12 2.18e-05 3s Barrier solved model in 9 iterations and 3.09 seconds Optimal objective 7.89819328e+06