Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:39 2013 Optimize a model with 1560 rows, 2342 columns and 3120 nonzeros Model has 780 quadratic constraints Presolve time: 0.00s Presolved: 1560 rows, 2342 columns, 3120 nonzeros Presolved model has 780 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.340e+03 Factor NZ : 5.463e+03 (roughly 2 MBytes of memory) Factor Ops : 1.950e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.76781785e+05 0.00000000e+00 2.84e-14 5.04e-01 2.98e+02 0s 1 1.32824205e+05 2.85298580e+04 1.24e-08 4.82e-05 4.46e+01 0s 2 1.07880940e+05 8.36790546e+04 4.69e-08 7.88e-06 1.03e+01 0s 3 9.47365312e+04 9.23058085e+04 3.44e-09 1.20e-06 1.04e+00 0s 4 9.29941444e+04 9.29551026e+04 1.12e-09 1.97e-08 1.67e-02 0s 5 9.29698720e+04 9.29673449e+04 9.92e-11 9.22e-09 1.08e-03 0s 6 9.29680650e+04 9.29676441e+04 7.74e-10 1.62e-09 1.80e-04 0s 7 9.29677637e+04 9.29676793e+04 1.52e-10 2.21e-13 3.61e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 9.29677637e+04