Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:55:30 2013 Optimize a model with 162000 rows, 243002 columns and 324000 nonzeros Model has 81000 quadratic constraints Presolve time: 0.19s Presolved: 162000 rows, 243002 columns, 324000 nonzeros Presolved model has 81000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.430e+05 Factor NZ : 5.670e+05 (roughly 170 MBytes of memory) Factor Ops : 2.025e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.82691852e+07 0.00000000e+00 1.47e-11 5.00e-01 2.90e+02 0s 1 1.39659941e+07 2.89065104e+06 1.21e-06 4.55e-05 4.56e+01 1s 2 1.04920163e+07 8.36524172e+06 1.75e-07 2.72e-06 8.75e+00 1s 3 9.66544129e+06 9.24115613e+06 3.78e-08 3.26e-07 1.75e+00 2s 4 9.40685371e+06 9.37151577e+06 2.88e-09 1.37e-08 1.45e-01 2s 5 9.37989969e+06 9.37880525e+06 5.18e-11 5.16e-10 4.50e-03 2s 6 9.37938122e+06 9.37923845e+06 1.09e-11 2.93e-12 5.88e-04 3s 7 9.37926862e+06 9.37924545e+06 1.77e-12 2.24e-12 9.54e-05 3s 8 9.37925777e+06 9.37924745e+06 1.01e-12 4.99e-12 4.25e-05 3s 9 9.37925084e+06 9.37924784e+06 3.41e-13 3.61e-12 1.24e-05 4s Barrier solved model in 9 iterations and 3.73 seconds Optimal objective 9.37925084e+06