Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:03 2013 Optimize a model with 1880 rows, 2822 columns and 3760 nonzeros Model has 940 quadratic constraints Presolve time: 0.00s Presolved: 1880 rows, 2822 columns, 3760 nonzeros Presolved model has 940 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.820e+03 Factor NZ : 6.583e+03 (roughly 2 MBytes of memory) Factor Ops : 2.350e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.15613008e+05 0.00000000e+00 2.84e-14 5.07e-01 2.99e+02 0s 1 1.62535884e+05 3.19285479e+04 4.44e-09 4.99e-05 4.63e+01 0s 2 1.20585972e+05 9.40940625e+04 1.95e-08 6.87e-06 9.39e+00 0s 3 1.10407138e+05 1.05362467e+05 3.05e-09 1.63e-06 1.79e+00 0s 4 1.07038182e+05 1.06762991e+05 3.54e-09 2.43e-07 9.76e-02 0s 5 1.06961695e+05 1.06952611e+05 5.75e-10 2.72e-08 3.22e-03 0s 6 1.06958954e+05 1.06957845e+05 2.08e-10 8.70e-09 3.93e-04 0s 7 1.06958619e+05 1.06958260e+05 2.51e-11 3.62e-09 1.27e-04 0s 8 1.06958576e+05 1.06958551e+05 5.16e-12 1.26e-10 8.84e-06 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.06958576e+05