Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:21 2013 Optimize a model with 1300 rows, 1952 columns and 2600 nonzeros Model has 650 quadratic constraints Presolve time: 0.00s Presolved: 1300 rows, 1952 columns, 2600 nonzeros Presolved model has 650 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+03 Factor NZ : 4.553e+03 (roughly 1 MByte of memory) Factor Ops : 1.626e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.59006090e+05 0.00000000e+00 2.84e-14 5.28e-01 2.96e+02 0s 1 1.12515655e+05 2.42298649e+04 2.76e-09 4.93e-05 4.53e+01 0s 2 8.73184411e+04 6.95049803e+04 8.66e-09 7.09e-06 9.14e+00 0s 3 8.00799187e+04 7.69341230e+04 1.48e-09 1.20e-06 1.61e+00 0s 4 7.80141574e+04 7.78581279e+04 7.88e-10 2.11e-07 8.00e-02 0s 5 7.79510302e+04 7.79483956e+04 8.53e-12 2.60e-09 1.35e-03 0s 6 7.79499166e+04 7.79495883e+04 7.96e-13 4.01e-10 1.68e-04 0s 7 7.79498231e+04 7.79496894e+04 2.42e-13 2.01e-10 6.86e-05 0s 8 7.79498062e+04 7.79497264e+04 1.74e-13 1.27e-10 4.09e-05 0s 9 7.79497970e+04 7.79497831e+04 2.78e-09 1.52e-11 7.14e-06 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 7.79497970e+04