Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:59 2013 Optimize a model with 1840 rows, 2762 columns and 3680 nonzeros Model has 920 quadratic constraints Presolve time: 0.00s Presolved: 1840 rows, 2762 columns, 3680 nonzeros Presolved model has 920 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+03 Factor NZ : 6.443e+03 (roughly 2 MBytes of memory) Factor Ops : 2.300e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.02528555e+05 0.00000000e+00 2.84e-14 5.16e-01 3.00e+02 0s 1 1.59594517e+05 3.33573668e+04 4.62e-09 4.95e-05 4.57e+01 0s 2 1.22431396e+05 9.70959373e+04 2.18e-08 6.86e-06 9.18e+00 0s 3 1.11789194e+05 1.08079789e+05 5.08e-09 1.12e-06 1.34e+00 0s 4 1.09378275e+05 1.09097902e+05 7.31e-10 2.20e-07 1.02e-01 0s 5 1.09298084e+05 1.09249338e+05 6.13e-10 5.01e-08 1.77e-02 0s 6 1.09277863e+05 1.09273202e+05 1.96e-10 7.46e-09 1.69e-03 0s 7 1.09274294e+05 1.09273419e+05 1.59e-11 5.30e-09 3.17e-04 0s 8 1.09274108e+05 1.09273898e+05 2.07e-10 3.64e-09 7.61e-05 0s 9 1.09274006e+05 1.09273968e+05 1.53e-10 1.56e-09 1.38e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 1.09274006e+05