Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:01:00 2013 Optimize a model with 164000 rows, 246002 columns and 328000 nonzeros Model has 82000 quadratic constraints Presolve time: 0.19s Presolved: 164000 rows, 246002 columns, 328000 nonzeros Presolved model has 82000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.460e+05 Factor NZ : 5.740e+05 (roughly 170 MBytes of memory) Factor Ops : 2.050e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.92467868e+07 0.00000000e+00 1.35e-11 5.02e-01 2.91e+02 0s 1 1.41115593e+07 2.93474400e+06 1.34e-06 4.53e-05 4.54e+01 1s 2 1.06461599e+07 8.51138244e+06 1.93e-07 2.67e-06 8.68e+00 1s 3 9.79721987e+06 9.38640923e+06 4.24e-08 3.22e-07 1.67e+00 2s 4 9.57532624e+06 9.48674151e+06 6.93e-09 8.63e-08 3.60e-01 2s 5 9.52857979e+06 9.51816673e+06 3.39e-10 1.58e-08 4.23e-02 2s 6 9.52690488e+06 9.52567643e+06 1.41e-10 7.58e-11 4.99e-03 3s 7 9.52582224e+06 9.52571523e+06 1.09e-11 1.13e-11 4.35e-04 3s 8 9.52575691e+06 9.52571577e+06 4.21e-12 5.52e-12 1.67e-04 3s 9 9.52573346e+06 9.52571815e+06 1.62e-12 4.61e-12 6.22e-05 4s 10 9.52572655e+06 9.52571861e+06 1.76e-12 1.56e-12 3.23e-05 4s Barrier solved model in 10 iterations and 4.08 seconds Optimal objective 9.52572655e+06