Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:00:42 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 5.18470249e+07 0.00000000e+00 1.14e-11 4.99e-01 2.93e+02 0s 1 1.05318066e+07 2.16267534e+06 1.20e-06 4.63e-05 4.57e+01 0s 2 7.91672220e+06 6.30400500e+06 9.29e-08 3.44e-06 8.81e+00 1s 3 7.27286345e+06 6.94764214e+06 2.14e-08 4.41e-07 1.78e+00 1s 4 7.12511505e+06 7.04350614e+06 4.96e-09 1.02e-07 4.46e-01 1s 5 7.07604646e+06 7.05507681e+06 4.44e-11 6.30e-08 1.15e-01 2s 6 7.07489106e+06 7.07395393e+06 1.52e-11 1.05e-09 5.12e-03 2s 7 7.07435114e+06 7.07425200e+06 1.64e-12 9.13e-11 5.42e-04 2s 8 7.07431015e+06 7.07427686e+06 7.32e-13 5.26e-12 1.82e-04 2s 9 7.07428595e+06 7.07427776e+06 2.27e-13 1.15e-11 4.47e-05 3s 10 7.07428123e+06 7.07427926e+06 7.82e-14 1.82e-12 1.07e-05 3s Barrier solved model in 10 iterations and 2.92 seconds Optimal objective 7.07428123e+06