Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:45 2013 Optimize a model with 6800 rows, 10202 columns and 13600 nonzeros Model has 3400 quadratic constraints Presolve time: 0.01s Presolved: 6800 rows, 10202 columns, 13600 nonzeros Presolved model has 3400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.020e+04 Factor NZ : 2.380e+04 (roughly 7 MBytes of memory) Factor Ops : 8.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.93995142e+06 0.00000000e+00 4.26e-14 4.84e-01 2.98e+02 0s 1 5.84580064e+05 1.16325377e+05 2.70e-08 4.89e-05 4.59e+01 0s 2 4.37902736e+05 3.45864649e+05 3.27e-08 3.83e-06 9.02e+00 0s 3 4.01409805e+05 3.85827594e+05 4.94e-09 3.75e-07 1.53e+00 0s 4 3.90364630e+05 3.90139045e+05 8.55e-12 8.18e-13 2.21e-02 0s 5 3.90216856e+05 3.90184183e+05 1.53e-12 2.03e-13 3.20e-03 0s 6 3.90196431e+05 3.90184972e+05 5.97e-13 2.31e-13 1.12e-03 0s 7 3.90188204e+05 3.90185251e+05 1.85e-13 1.75e-13 2.90e-04 0s 8 3.90186313e+05 3.90185371e+05 1.42e-13 1.59e-13 9.23e-05 0s 9 3.90185998e+05 3.90185417e+05 4.69e-13 2.96e-13 5.70e-05 0s 10 3.90185874e+05 3.90185423e+05 8.95e-13 5.62e-13 4.42e-05 0s 11 3.90185802e+05 3.90185425e+05 7.39e-13 2.97e-12 3.69e-05 0s Barrier solved model in 11 iterations and 0.18 seconds Optimal objective 3.90185802e+05