Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:27:37 2013 Optimize a model with 86000 rows, 129002 columns and 172000 nonzeros Model has 43000 quadratic constraints Presolve time: 0.10s Presolved: 86000 rows, 129002 columns, 172000 nonzeros Presolved model has 43000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.290e+05 Factor NZ : 3.010e+05 (roughly 90 MBytes of memory) Factor Ops : 1.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.68652182e+07 0.00000000e+00 4.52e-12 5.00e-01 2.95e+02 0s 1 7.45719653e+06 1.51381254e+06 8.74e-07 4.71e-05 4.61e+01 0s 2 5.58862835e+06 4.43551443e+06 1.26e-07 2.88e-06 8.94e+00 1s 3 5.13390916e+06 4.91290878e+06 2.76e-08 3.50e-07 1.71e+00 1s 4 5.01928986e+06 4.96915772e+06 5.25e-09 8.76e-08 3.89e-01 1s 5 4.99165015e+06 4.98462825e+06 3.92e-10 1.85e-08 5.44e-02 1s 6 4.99015944e+06 4.98909917e+06 1.62e-10 1.31e-11 8.22e-03 1s 7 4.98916023e+06 4.98910595e+06 6.42e-12 2.69e-12 4.21e-04 2s 8 4.98912683e+06 4.98910745e+06 2.28e-12 2.43e-12 1.50e-04 2s 9 4.98911688e+06 4.98910843e+06 1.05e-12 2.65e-12 6.55e-05 2s 10 4.98911270e+06 4.98910870e+06 1.00e-12 4.16e-13 3.10e-05 2s Barrier solved model in 10 iterations and 2.08 seconds Optimal objective 4.98911270e+06