Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:26:31 2013 Optimize a model with 180000 rows, 270002 columns and 360000 nonzeros Model has 90000 quadratic constraints Presolve time: 0.22s Presolved: 180000 rows, 270002 columns, 360000 nonzeros Presolved model has 90000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+05 Factor NZ : 6.300e+05 (roughly 200 MBytes of memory) Factor Ops : 2.250e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.56412950e+07 0.00000000e+00 2.01e-11 5.00e-01 2.89e+02 1s 1 1.54685076e+07 3.21073591e+06 7.71e-07 4.51e-05 4.54e+01 1s 2 1.16360572e+07 9.29004902e+06 1.11e-07 2.67e-06 8.69e+00 1s 3 1.07293227e+07 1.02540683e+07 2.46e-08 3.25e-07 1.76e+00 2s 4 1.04353824e+07 1.03980767e+07 1.60e-09 1.68e-08 1.38e-01 2s 5 1.04087145e+07 1.04079579e+07 3.89e-11 2.48e-11 2.80e-03 3s 6 1.04081513e+07 1.04080151e+07 7.19e-12 1.22e-11 5.04e-04 3s 7 1.04080603e+07 1.04080246e+07 2.00e-12 1.40e-11 1.32e-04 3s 8 1.04080425e+07 1.04080283e+07 1.15e-12 7.33e-12 5.25e-05 4s 9 1.04080354e+07 1.04080294e+07 5.12e-13 1.14e-11 2.21e-05 4s Barrier solved model in 9 iterations and 4.09 seconds Optimal objective 1.04080354e+07