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 7.40276207e+05 0.00000000e+00 2.84e-14 5.07e-01 2.99e+02 0s 1 1.45354513e+05 3.13442749e+04 1.08e-08 4.79e-05 4.47e+01 0s 2 1.12999456e+05 9.19551896e+04 1.17e-08 7.71e-06 8.25e+00 0s 3 1.02890639e+05 1.00992225e+05 6.65e-09 1.68e-06 7.44e-01 0s 4 1.01991918e+05 1.01926740e+05 2.71e-09 3.50e-07 2.56e-02 0s 5 1.01968734e+05 1.01966658e+05 2.24e-10 3.10e-08 8.14e-04 0s 6 1.01967498e+05 1.01967198e+05 1.20e-10 6.75e-09 1.18e-04 0s 7 1.01967409e+05 1.01967314e+05 3.20e-10 3.34e-10 3.75e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 1.01967409e+05