Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:56:08 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: 0.03s 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 6.81391331e+07 0.00000000e+00 1.80e-11 4.97e-01 2.90e+02 0s 1 1.39324630e+07 2.87863268e+06 1.52e-06 4.57e-05 4.55e+01 1s 2 1.04685424e+07 8.33647921e+06 2.20e-07 2.76e-06 8.77e+00 1s 3 9.64214704e+06 9.21352522e+06 5.08e-08 5.33e-07 1.76e+00 2s 4 9.41060969e+06 9.32269895e+06 9.20e-09 1.05e-07 3.62e-01 2s 5 9.35398345e+06 9.34819379e+06 2.02e-10 1.23e-08 2.38e-02 2s 6 9.35228836e+06 9.35211847e+06 1.22e-11 2.02e-10 6.99e-04 3s 7 9.35219368e+06 9.35218060e+06 1.29e-12 1.69e-11 5.38e-05 3s 8 9.35218622e+06 9.35218204e+06 7.46e-13 7.30e-12 1.72e-05 3s Barrier solved model in 8 iterations and 3.22 seconds Optimal objective 9.35218622e+06