Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:13 2013 Optimize a model with 2000 rows, 3002 columns and 4000 nonzeros Model has 1000 quadratic constraints Presolve time: 0.00s Presolved: 2000 rows, 3002 columns, 4000 nonzeros Presolved model has 1000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+03 Factor NZ : 7.003e+03 (roughly 2 MBytes of memory) Factor Ops : 2.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.48761370e+05 0.00000000e+00 2.84e-14 4.93e-01 2.92e+02 0s 1 1.69019209e+05 3.46251428e+04 1.55e-09 4.95e-05 4.48e+01 0s 2 1.27630869e+05 1.01611091e+05 1.09e-08 6.18e-06 8.67e+00 0s 3 1.16209720e+05 1.12676128e+05 9.78e-09 1.39e-06 1.18e+00 0s 4 1.14312285e+05 1.14229927e+05 5.74e-10 1.66e-07 2.75e-02 0s 5 1.14273598e+05 1.14269552e+05 2.81e-10 8.13e-09 1.35e-03 0s 6 1.14270057e+05 1.14269730e+05 2.50e-10 7.73e-10 1.09e-04 0s 7 1.14269799e+05 1.14269743e+05 4.37e-11 5.73e-13 1.87e-05 0s Barrier solved model in 7 iterations and 0.03 seconds Optimal objective 1.14269799e+05