Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:59 2013 Optimize a model with 1820 rows, 2732 columns and 3640 nonzeros Model has 910 quadratic constraints Presolve time: 0.00s Presolved: 1820 rows, 2732 columns, 3640 nonzeros Presolved model has 910 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+03 Factor NZ : 6.373e+03 (roughly 2 MBytes of memory) Factor Ops : 2.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.03527925e+05 0.00000000e+00 2.84e-14 5.18e-01 3.04e+02 0s 1 1.57515432e+05 3.19100568e+04 5.70e-09 4.91e-05 4.60e+01 0s 2 1.24527347e+05 9.49717816e+04 4.13e-08 8.02e-06 1.08e+01 0s 3 1.09122318e+05 1.06568659e+05 1.01e-08 1.00e-06 9.35e-01 0s 4 1.06846487e+05 1.06750012e+05 3.28e-10 9.66e-08 3.53e-02 0s 5 1.06779990e+05 1.06766100e+05 3.83e-11 2.13e-08 5.09e-03 0s 6 1.06772398e+05 1.06768361e+05 5.80e-12 1.12e-08 1.48e-03 0s 7 1.06771664e+05 1.06770850e+05 7.66e-10 3.96e-09 2.98e-04 0s 8 1.06771125e+05 1.06770964e+05 1.54e-10 6.46e-10 5.89e-05 0s 9 1.06771037e+05 1.06770981e+05 4.37e-11 3.01e-10 2.04e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.06771037e+05