Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:52 2013 Optimize a model with 17200 rows, 25802 columns and 34400 nonzeros Model has 8600 quadratic constraints Presolve time: 0.02s Presolved: 17200 rows, 25802 columns, 34400 nonzeros Presolved model has 8600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+04 Factor NZ : 6.020e+04 (roughly 18 MBytes of memory) Factor Ops : 2.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.48437747e+06 0.00000000e+00 2.56e-13 4.99e-01 3.00e+02 0s 1 1.49836993e+06 2.96199166e+05 2.87e-08 4.93e-05 4.66e+01 0s 2 1.11524814e+06 8.80146364e+05 6.64e-08 3.36e-06 9.11e+00 0s 3 1.02615750e+06 9.78850407e+05 1.61e-08 5.14e-07 1.83e+00 0s 4 9.95625629e+05 9.91870389e+05 3.07e-10 6.72e-08 1.46e-01 0s 5 9.94151844e+05 9.93855304e+05 9.10e-12 7.49e-09 1.15e-02 0s 6 9.94123913e+05 9.94105314e+05 3.40e-12 4.90e-11 7.21e-04 0s 7 9.94109299e+05 9.94106785e+05 5.40e-13 4.36e-12 9.74e-05 0s 8 9.94108338e+05 9.94106987e+05 4.55e-13 6.11e-13 5.24e-05 0s 9 9.94107878e+05 9.94107005e+05 1.71e-12 4.27e-13 3.38e-05 0s Barrier solved model in 9 iterations and 0.36 seconds Optimal objective 9.94107878e+05