Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:39 2013 Optimize a model with 1560 rows, 2342 columns and 3120 nonzeros Model has 780 quadratic constraints Presolve time: 0.00s Presolved: 1560 rows, 2342 columns, 3120 nonzeros Presolved model has 780 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.340e+03 Factor NZ : 5.463e+03 (roughly 2 MBytes of memory) Factor Ops : 1.950e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.64981712e+05 0.00000000e+00 2.84e-14 4.93e-01 2.93e+02 0s 1 1.34473597e+05 2.80717135e+04 7.58e-09 5.07e-05 4.55e+01 0s 2 1.02366732e+05 8.13409121e+04 1.04e-08 6.70e-06 8.99e+00 0s 3 9.35098654e+04 8.98694546e+04 2.88e-09 1.19e-06 1.56e+00 0s 4 9.15707112e+04 9.10206078e+04 4.09e-11 3.24e-07 2.35e-01 0s 5 9.14899973e+04 9.14669815e+04 1.01e-09 3.32e-08 9.84e-03 0s 6 9.14840425e+04 9.14822796e+04 9.26e-11 2.14e-09 7.53e-04 0s 7 9.14835361e+04 9.14824646e+04 2.79e-11 1.76e-09 4.58e-04 0s 8 9.14833797e+04 9.14826907e+04 6.54e-12 1.28e-09 2.94e-04 0s 9 9.14833528e+04 9.14830000e+04 1.25e-09 6.79e-10 1.51e-04 0s 10 9.14833407e+04 9.14832945e+04 6.90e-10 5.02e-11 1.97e-05 0s Barrier solved model in 10 iterations and 0.04 seconds Optimal objective 9.14833407e+04