Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:53:36 2013 Optimize a model with 160000 rows, 240002 columns and 320000 nonzeros Model has 80000 quadratic constraints Presolve time: 0.19s Presolved: 160000 rows, 240002 columns, 320000 nonzeros Presolved model has 80000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.400e+05 Factor NZ : 5.600e+05 (roughly 170 MBytes of memory) Factor Ops : 2.000e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.73968839e+07 0.00000000e+00 1.58e-11 4.97e-01 2.90e+02 0s 1 1.37620370e+07 2.84835515e+06 2.95e-07 4.55e-05 4.55e+01 1s 2 1.03484032e+07 8.24898718e+06 4.27e-08 2.73e-06 8.75e+00 1s 3 9.53573828e+06 9.11134818e+06 9.39e-09 3.32e-07 1.77e+00 2s 4 9.27419756e+06 9.24187079e+06 6.14e-10 1.40e-08 1.35e-01 2s 5 9.25178235e+06 9.24947170e+06 5.24e-11 7.18e-12 9.63e-03 2s 6 9.24981200e+06 9.24955675e+06 5.46e-12 6.10e-12 1.06e-03 3s 7 9.24970649e+06 9.24958830e+06 2.84e-12 5.02e-12 4.92e-04 3s 8 9.24962787e+06 9.24958971e+06 1.28e-12 8.98e-12 1.59e-04 3s 9 9.24960151e+06 9.24959146e+06 4.26e-13 8.47e-12 4.19e-05 4s 10 9.24959991e+06 9.24959169e+06 8.38e-13 1.01e-11 3.42e-05 4s Barrier solved model in 10 iterations and 4.02 seconds Optimal objective 9.24959991e+06