Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:56 2013 Optimize a model with 760 rows, 1142 columns and 1520 nonzeros Model has 380 quadratic constraints Presolve time: 0.00s Presolved: 760 rows, 1142 columns, 1520 nonzeros Presolved model has 380 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.140e+03 Factor NZ : 2.663e+03 Factor Ops : 9.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.15891348e+05 0.00000000e+00 2.84e-14 4.57e-01 2.87e+02 0s 1 6.25505690e+04 1.27490070e+04 6.23e-09 4.92e-05 4.37e+01 0s 2 4.70408293e+04 3.74294405e+04 1.45e-09 8.60e-06 8.43e+00 0s 3 4.29460238e+04 4.17683441e+04 1.91e-09 1.49e-06 1.03e+00 0s 4 4.22894695e+04 4.22244636e+04 1.12e-10 6.36e-08 5.70e-02 0s 5 4.22515115e+04 4.22408437e+04 1.83e-11 9.66e-09 9.36e-03 0s 6 4.22445017e+04 4.22431489e+04 1.37e-09 1.61e-09 1.19e-03 0s 7 4.22439411e+04 4.22437480e+04 4.69e-09 2.71e-10 1.69e-04 0s 8 4.22439046e+04 4.22438850e+04 1.26e-09 9.89e-12 1.73e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.22439046e+04