Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:13:15 2013 Optimize a model with 62000 rows, 93002 columns and 124000 nonzeros Model has 31000 quadratic constraints Presolve time: 0.08s Presolved: 62000 rows, 93002 columns, 124000 nonzeros Presolved model has 31000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.300e+04 Factor NZ : 2.170e+05 (roughly 60 MBytes of memory) Factor Ops : 7.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.67724755e+07 0.00000000e+00 2.66e-12 5.04e-01 2.97e+02 0s 1 5.37485132e+06 1.09046690e+06 2.40e-07 4.77e-05 4.61e+01 0s 2 4.04043576e+06 3.21168455e+06 3.45e-08 2.90e-06 8.91e+00 0s 3 3.71403410e+06 3.55396136e+06 7.58e-09 3.59e-07 1.72e+00 1s 4 3.62952761e+06 3.59418831e+06 1.30e-09 9.65e-08 3.80e-01 1s 5 3.61027356e+06 3.60611535e+06 3.35e-11 2.07e-08 4.47e-02 1s 6 3.60987431e+06 3.60956491e+06 1.43e-11 7.45e-11 3.33e-03 1s 7 3.60960210e+06 3.60957786e+06 1.14e-12 1.74e-12 2.61e-04 1s 8 3.60958682e+06 3.60957815e+06 7.96e-13 1.11e-12 9.33e-05 1s 9 3.60958293e+06 3.60957840e+06 4.83e-13 1.38e-12 4.88e-05 1s 10 3.60958120e+06 3.60957844e+06 2.77e-12 1.66e-12 2.97e-05 2s Barrier solved model in 10 iterations and 1.52 seconds Optimal objective 3.60958120e+06