Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:30:11 2013 Optimize a model with 88000 rows, 132002 columns and 176000 nonzeros Model has 44000 quadratic constraints Presolve time: 0.10s Presolved: 88000 rows, 132002 columns, 176000 nonzeros Presolved model has 44000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.320e+05 Factor NZ : 3.080e+05 (roughly 100 MBytes of memory) Factor Ops : 1.100e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.76331627e+07 0.00000000e+00 5.22e-12 4.97e-01 2.95e+02 0s 1 7.60546417e+06 1.54249813e+06 8.34e-07 4.71e-05 4.59e+01 0s 2 5.69675889e+06 4.52400632e+06 1.77e-07 3.18e-06 8.88e+00 1s 3 5.23585645e+06 5.00803568e+06 3.96e-08 3.85e-07 1.73e+00 1s 4 5.11655379e+06 5.06361519e+06 7.46e-09 1.04e-07 4.01e-01 1s 5 5.08769391e+06 5.07869869e+06 4.60e-10 3.09e-08 6.81e-02 1s 6 5.08641260e+06 5.08538990e+06 1.97e-10 2.50e-10 7.75e-03 1s 7 5.08548316e+06 5.08544768e+06 4.66e-12 9.69e-13 2.69e-04 2s 8 5.08546187e+06 5.08544940e+06 1.92e-12 3.37e-12 9.45e-05 2s 9 5.08545557e+06 5.08544964e+06 1.61e-12 8.75e-13 4.49e-05 2s 10 5.08545368e+06 5.08544967e+06 2.15e-12 8.10e-13 3.04e-05 2s Barrier solved model in 10 iterations and 2.12 seconds Optimal objective 5.08545368e+06