Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:49 2013 Optimize a model with 1700 rows, 2552 columns and 3400 nonzeros Model has 850 quadratic constraints Presolve time: 0.00s Presolved: 1700 rows, 2552 columns, 3400 nonzeros Presolved model has 850 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.550e+03 Factor NZ : 5.953e+03 (roughly 2 MBytes of memory) Factor Ops : 2.126e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.26624289e+05 0.00000000e+00 2.84e-14 4.99e-01 2.94e+02 0s 1 1.45821584e+05 3.03934125e+04 9.86e-09 5.00e-05 4.53e+01 0s 2 1.11016249e+05 8.84603465e+04 2.51e-08 6.38e-06 8.85e+00 0s 3 1.01528140e+05 9.82034507e+04 6.43e-09 8.97e-07 1.30e+00 0s 4 9.94366809e+04 9.86296640e+04 5.05e-10 5.94e-07 3.16e-01 0s 5 9.94014222e+04 9.93341671e+04 7.86e-10 7.97e-08 2.64e-02 0s 6 9.93907060e+04 9.93839481e+04 1.31e-10 6.50e-09 2.65e-03 0s 7 9.93885261e+04 9.93862154e+04 7.01e-11 3.15e-09 9.06e-04 0s 8 9.93882811e+04 9.93880966e+04 2.56e-10 2.94e-09 7.24e-05 0s 9 9.93882406e+04 9.93881514e+04 1.53e-09 1.73e-09 3.50e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 9.93882406e+04