Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:50 2013 Optimize a model with 14600 rows, 21902 columns and 29200 nonzeros Model has 7300 quadratic constraints Presolve time: 0.02s Presolved: 14600 rows, 21902 columns, 29200 nonzeros Presolved model has 7300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+04 Factor NZ : 5.110e+04 (roughly 15 MBytes of memory) Factor Ops : 1.825e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.33946265e+06 0.00000000e+00 1.71e-13 4.92e-01 2.99e+02 0s 1 1.27164901e+06 2.53898466e+05 6.12e-08 4.94e-05 4.65e+01 0s 2 9.49059363e+05 7.47799266e+05 7.31e-08 3.88e-06 9.19e+00 0s 3 8.72351959e+05 8.31927496e+05 1.69e-08 6.46e-07 1.85e+00 0s 4 8.48294061e+05 8.44884885e+05 1.37e-09 2.47e-08 1.56e-01 0s 5 8.45653699e+05 8.45580056e+05 3.28e-11 1.83e-13 3.36e-03 0s 6 8.45599695e+05 8.45585583e+05 6.48e-12 4.27e-13 6.44e-04 0s 7 8.45590292e+05 8.45586392e+05 1.96e-12 2.82e-13 1.78e-04 0s 8 8.45588469e+05 8.45586662e+05 1.04e-12 4.12e-13 8.25e-05 0s 9 8.45587742e+05 8.45586886e+05 5.26e-13 2.16e-12 3.91e-05 0s 10 8.45587373e+05 8.45586994e+05 4.55e-13 5.32e-13 1.73e-05 0s Barrier solved model in 10 iterations and 0.33 seconds Optimal objective 8.45587373e+05