Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:58 2013 Optimize a model with 800 rows, 1202 columns and 1600 nonzeros Model has 400 quadratic constraints Presolve time: 0.00s Presolved: 800 rows, 1202 columns, 1600 nonzeros Presolved model has 400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.200e+03 Factor NZ : 2.803e+03 Factor Ops : 1.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.44580272e+05 0.00000000e+00 2.84e-14 4.79e-01 2.97e+02 0s 1 6.63136840e+04 1.40503762e+04 7.51e-09 5.09e-05 4.36e+01 0s 2 5.15066104e+04 4.14339660e+04 1.55e-08 8.90e-06 8.39e+00 0s 3 4.76015663e+04 4.57116062e+04 4.97e-09 2.47e-06 1.57e+00 0s 4 4.63303252e+04 4.62949679e+04 9.68e-10 2.13e-07 2.95e-02 0s 5 4.63106937e+04 4.63084375e+04 1.11e-10 2.12e-08 1.88e-03 0s 6 4.63087906e+04 4.63085817e+04 6.17e-10 4.36e-09 1.74e-04 0s 7 4.63087121e+04 4.63086093e+04 2.83e-10 2.17e-09 8.57e-05 0s 8 4.63086593e+04 4.63086346e+04 6.72e-11 3.32e-10 2.06e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.63086593e+04