Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:31 2013 Optimize a model with 1460 rows, 2192 columns and 2920 nonzeros Model has 730 quadratic constraints Presolve time: 0.00s Presolved: 1460 rows, 2192 columns, 2920 nonzeros Presolved model has 730 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+03 Factor NZ : 5.113e+03 (roughly 2 MBytes of memory) Factor Ops : 1.826e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.12239750e+05 0.00000000e+00 4.26e-14 4.45e-01 2.89e+02 0s 1 1.23052200e+05 2.41794041e+04 1.09e-08 5.13e-05 4.51e+01 0s 2 9.03837252e+04 7.07677592e+04 1.38e-08 6.84e-06 8.96e+00 0s 3 8.19975437e+04 8.00336525e+04 6.22e-09 1.16e-06 8.97e-01 0s 4 8.06167080e+04 8.04661503e+04 2.98e-10 1.83e-07 6.87e-02 0s 5 8.05431684e+04 8.05205472e+04 4.48e-13 5.20e-08 1.03e-02 0s 6 8.05424998e+04 8.05380844e+04 1.85e-13 9.63e-09 2.02e-03 0s 7 8.05420121e+04 8.05412150e+04 2.84e-14 1.94e-09 3.64e-04 0s 8 8.05419558e+04 8.05416704e+04 3.44e-10 1.19e-09 1.30e-04 0s 9 8.05419180e+04 8.05417186e+04 7.33e-11 9.47e-10 9.10e-05 0s 10 8.05419076e+04 8.05417970e+04 1.17e-09 6.09e-10 5.05e-05 0s 11 8.05419043e+04 8.05418762e+04 7.13e-10 1.36e-10 1.28e-05 0s Barrier solved model in 11 iterations and 0.04 seconds Optimal objective 8.05419043e+04