Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:51:34 2013 Optimize a model with 13400 rows, 20102 columns and 26800 nonzeros Model has 6700 quadratic constraints Presolve time: 0.01s Presolved: 13400 rows, 20102 columns, 26800 nonzeros Presolved model has 6700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+04 Factor NZ : 4.690e+04 (roughly 14 MBytes of memory) Factor Ops : 1.675e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.82395485e+06 0.00000000e+00 1.42e-13 4.93e-01 2.99e+02 0s 1 1.16634261e+06 2.32044547e+05 4.56e-08 4.94e-05 4.65e+01 0s 2 8.69081563e+05 6.84202344e+05 5.17e-08 3.90e-06 9.20e+00 0s 3 7.99288459e+05 7.61581383e+05 1.12e-08 5.94e-07 1.88e+00 0s 4 7.76311548e+05 7.72367402e+05 7.30e-10 8.02e-08 1.96e-01 0s 5 7.74865012e+05 7.74241535e+05 2.15e-10 8.53e-11 3.10e-02 0s 6 7.74310798e+05 7.74253238e+05 2.01e-11 4.79e-13 2.86e-03 0s 7 7.74273942e+05 7.74253781e+05 7.13e-12 1.49e-13 1.00e-03 0s 8 7.74258081e+05 7.74254112e+05 3.89e-10 2.57e-09 1.97e-04 0s 9 7.74255495e+05 7.74254245e+05 1.21e-10 4.41e-11 6.22e-05 0s 10 7.74254971e+05 7.74254298e+05 6.51e-11 2.30e-11 3.35e-05 0s Barrier solved model in 10 iterations and 0.30 seconds Optimal objective 7.74254971e+05