Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:01 2013 Optimize a model with 880 rows, 1322 columns and 1760 nonzeros Model has 440 quadratic constraints Presolve time: 0.00s Presolved: 880 rows, 1322 columns, 1760 nonzeros Presolved model has 440 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.320e+03 Factor NZ : 3.083e+03 Factor Ops : 1.100e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.79143865e+05 0.00000000e+00 2.84e-14 4.75e-01 2.97e+02 0s 1 7.43619866e+04 1.54898665e+04 3.41e-09 5.15e-05 4.46e+01 0s 2 5.67015143e+04 4.54126861e+04 1.66e-08 9.06e-06 8.55e+00 0s 3 5.20767591e+04 5.03934941e+04 1.66e-09 2.31e-06 1.28e+00 0s 4 5.09415611e+04 5.07352549e+04 8.91e-10 5.65e-07 1.56e-01 0s 5 5.09017180e+04 5.08983571e+04 3.65e-10 3.54e-08 2.55e-03 0s 6 5.09000371e+04 5.08997199e+04 1.50e-09 8.14e-09 2.40e-04 0s 7 5.08999719e+04 5.08998504e+04 6.39e-10 2.89e-09 9.21e-05 0s 8 5.08999383e+04 5.08999192e+04 1.94e-10 1.37e-10 1.45e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 5.08999383e+04