Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:30 2013 Optimize a model with 11200 rows, 16802 columns and 22400 nonzeros Model has 5600 quadratic constraints Presolve time: 0.01s Presolved: 11200 rows, 16802 columns, 22400 nonzeros Presolved model has 5600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.680e+04 Factor NZ : 3.920e+04 (roughly 10 MBytes of memory) Factor Ops : 1.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.88425053e+06 0.00000000e+00 7.11e-14 5.09e-01 3.00e+02 0s 1 9.69460125e+05 1.94844043e+05 2.69e-08 4.86e-05 4.61e+01 0s 2 7.29384878e+05 5.78682059e+05 5.08e-08 3.37e-06 8.97e+00 0s 3 6.70268711e+05 6.41561712e+05 1.01e-08 4.04e-07 1.71e+00 0s 4 6.53460424e+05 6.51128949e+05 8.68e-10 8.07e-09 1.39e-01 0s 5 6.51510110e+05 6.51452782e+05 2.28e-11 2.09e-11 3.41e-03 0s 6 6.51467964e+05 6.51456793e+05 1.17e-10 2.77e-10 6.65e-04 0s 7 6.51460397e+05 6.51457420e+05 3.05e-11 4.77e-12 1.77e-04 0s 8 6.51459019e+05 6.51457654e+05 1.37e-11 9.87e-13 8.12e-05 0s 9 6.51458496e+05 6.51457790e+05 7.00e-12 5.36e-13 4.20e-05 0s 10 6.51458415e+05 6.51457824e+05 6.09e-12 4.33e-13 3.52e-05 0s Barrier solved model in 10 iterations and 0.26 seconds Optimal objective 6.51458415e+05