Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:07 2013 Optimize a model with 9200 rows, 13802 columns and 18400 nonzeros Model has 4600 quadratic constraints Presolve time: 0.01s Presolved: 9200 rows, 13802 columns, 18400 nonzeros Presolved model has 4600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.380e+04 Factor NZ : 3.220e+04 (roughly 10 MBytes of memory) Factor Ops : 1.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.99120650e+06 0.00000000e+00 7.82e-14 4.88e-01 2.99e+02 0s 1 7.82631898e+05 1.58350246e+05 2.13e-08 4.91e-05 4.52e+01 0s 2 5.93411772e+05 4.72656076e+05 4.35e-08 5.98e-06 8.75e+00 0s 3 5.46580066e+05 5.22352902e+05 7.02e-09 1.03e-06 1.76e+00 0s 4 5.31614087e+05 5.29206728e+05 3.93e-10 1.96e-07 1.74e-01 0s 5 5.30968171e+05 5.30639852e+05 9.56e-11 1.43e-08 2.38e-02 0s 6 5.30798534e+05 5.30757256e+05 1.85e-11 8.70e-13 2.99e-03 0s 7 5.30765151e+05 5.30757591e+05 3.63e-12 3.22e-13 5.48e-04 0s 8 5.30759930e+05 5.30757659e+05 1.31e-12 3.75e-13 1.65e-04 0s 9 5.30758563e+05 5.30757698e+05 5.40e-13 6.95e-13 6.27e-05 0s 10 5.30758167e+05 5.30757772e+05 3.27e-13 1.93e-13 2.86e-05 0s Barrier solved model in 10 iterations and 0.21 seconds Optimal objective 5.30758167e+05