Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:06 2013 Optimize a model with 5400 rows, 8102 columns and 10800 nonzeros Model has 2700 quadratic constraints Presolve time: 0.01s Presolved: 5400 rows, 8102 columns, 10800 nonzeros Presolved model has 2700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.890e+04 (roughly 6 MBytes of memory) Factor Ops : 6.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.34481934e+06 0.00000000e+00 4.26e-14 4.98e-01 2.99e+02 0s 1 4.65980223e+05 9.44729127e+04 1.72e-08 4.97e-05 4.59e+01 0s 2 3.51468491e+05 2.79129977e+05 9.17e-08 6.25e-06 8.93e+00 0s 3 3.23422407e+05 3.09234719e+05 2.96e-08 1.59e-06 1.75e+00 0s 4 3.14194343e+05 3.13724711e+05 1.70e-09 1.22e-07 5.80e-02 0s 5 3.14013262e+05 3.14005285e+05 1.79e-10 1.64e-08 9.85e-04 0s 6 3.14007616e+05 3.14006129e+05 1.04e-09 3.76e-09 1.84e-04 0s 7 3.14006660e+05 3.14006260e+05 2.65e-10 1.04e-09 4.94e-05 0s 8 3.14006452e+05 3.14006323e+05 9.66e-11 1.19e-13 1.59e-05 0s Barrier solved model in 8 iterations and 0.09 seconds Optimal objective 3.14006452e+05