Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:00 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 3.64597132e+05 0.00000000e+00 2.84e-14 4.53e-01 2.86e+02 0s 1 7.21506246e+04 1.48593542e+04 1.17e-08 4.94e-05 4.34e+01 0s 2 5.46478407e+04 4.35222748e+04 1.34e-08 6.42e-06 8.43e+00 0s 3 4.98461328e+04 4.84792776e+04 1.40e-09 1.39e-06 1.04e+00 0s 4 4.90901982e+04 4.90101296e+04 8.13e-11 7.36e-08 6.07e-02 0s 5 4.90456561e+04 4.90332550e+04 1.16e-11 1.22e-08 9.39e-03 0s 6 4.90385151e+04 4.90368721e+04 1.31e-09 1.58e-09 1.24e-03 0s 7 4.90379784e+04 4.90376474e+04 5.59e-09 2.02e-09 2.51e-04 0s 8 4.90379360e+04 4.90379109e+04 1.38e-10 1.61e-10 1.90e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.90379360e+04