Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:26:20 2013 Optimize a model with 84000 rows, 126002 columns and 168000 nonzeros Model has 42000 quadratic constraints Presolve time: 0.09s Presolved: 84000 rows, 126002 columns, 168000 nonzeros Presolved model has 42000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+05 Factor NZ : 2.940e+05 (roughly 90 MBytes of memory) Factor Ops : 1.050e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.60644419e+07 0.00000000e+00 2.39e-12 5.02e-01 2.96e+02 0s 1 7.29529907e+06 1.47340000e+06 3.90e-07 4.72e-05 4.62e+01 0s 2 5.44822958e+06 4.31602078e+06 5.65e-08 2.90e-06 8.99e+00 1s 3 5.00281618e+06 4.78607695e+06 1.24e-08 3.46e-07 1.72e+00 1s 4 4.88962799e+06 4.84221653e+06 2.37e-09 7.89e-08 3.76e-01 1s 5 4.86256928e+06 4.85705195e+06 1.92e-10 1.16e-08 4.38e-02 1s 6 4.86094792e+06 4.85989551e+06 7.48e-11 1.42e-11 8.35e-03 1s 7 4.85994434e+06 4.85990515e+06 2.08e-12 2.99e-12 3.11e-04 2s 8 4.85992204e+06 4.85990801e+06 8.24e-13 1.67e-12 1.11e-04 2s 9 4.85991333e+06 4.85990824e+06 1.21e-12 5.00e-12 4.04e-05 2s 10 4.85991209e+06 4.85990829e+06 1.76e-12 6.94e-12 3.01e-05 2s Barrier solved model in 10 iterations and 2.03 seconds Optimal objective 4.85991209e+06