Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:01:50 2013 Optimize a model with 122000 rows, 183002 columns and 244000 nonzeros Model has 61000 quadratic constraints Presolve time: 0.14s Presolved: 122000 rows, 183002 columns, 244000 nonzeros Presolved model has 61000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.830e+05 Factor NZ : 4.270e+05 (roughly 130 MBytes of memory) Factor Ops : 1.525e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.18697379e+07 0.00000000e+00 9.31e-12 4.99e-01 2.93e+02 0s 1 1.05389819e+07 2.16000055e+06 9.91e-07 4.64e-05 4.58e+01 0s 2 7.90594193e+06 6.28506761e+06 1.44e-07 2.83e-06 8.86e+00 1s 3 7.27944127e+06 6.95335983e+06 3.13e-08 3.44e-07 1.78e+00 1s 4 7.08897952e+06 7.05456371e+06 3.43e-09 1.41e-08 1.88e-01 2s 5 7.06122493e+06 7.05937333e+06 6.15e-11 2.19e-09 1.01e-02 2s 6 7.06072929e+06 7.06051190e+06 1.85e-11 1.81e-11 1.19e-03 2s 7 7.06054686e+06 7.06051664e+06 2.90e-12 9.42e-12 1.65e-04 2s 8 7.06053278e+06 7.06051713e+06 1.75e-12 5.88e-12 8.55e-05 2s 9 7.06052233e+06 7.06051753e+06 5.97e-13 5.75e-12 2.62e-05 3s Barrier solved model in 9 iterations and 2.73 seconds Optimal objective 7.06052233e+06