Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:50 2013 Optimize a model with 600 rows, 902 columns and 1200 nonzeros Model has 300 quadratic constraints Presolve time: 0.00s Presolved: 600 rows, 902 columns, 1200 nonzeros Presolved model has 300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.000e+02 Factor NZ : 2.103e+03 Factor Ops : 7.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.50674755e+05 0.00000000e+00 2.84e-14 5.17e-01 2.87e+02 0s 1 5.11826645e+04 1.14710604e+04 5.02e-09 4.90e-05 4.41e+01 0s 2 4.02475186e+04 3.24467196e+04 4.96e-09 6.63e-06 8.67e+00 0s 3 3.66629821e+04 3.58136609e+04 2.25e-09 1.23e-06 9.44e-01 0s 4 3.61385843e+04 3.61035632e+04 4.49e-11 6.90e-08 3.89e-02 0s 5 3.61225694e+04 3.61204583e+04 1.14e-12 5.96e-09 2.35e-03 0s 6 3.61222046e+04 3.61208380e+04 6.68e-13 4.18e-09 1.52e-03 0s 7 3.61219739e+04 3.61212706e+04 3.84e-13 2.02e-09 7.81e-04 0s 8 3.61217635e+04 3.61214978e+04 2.18e-09 8.39e-10 2.95e-04 0s 9 3.61216925e+04 3.61215542e+04 2.89e-09 5.43e-10 1.54e-04 0s 10 3.61216793e+04 3.61215808e+04 1.40e-09 3.93e-10 1.09e-04 0s 11 3.61216739e+04 3.61215831e+04 1.09e-09 3.79e-10 1.01e-04 0s 12 3.61216721e+04 3.61215993e+04 6.22e-10 2.94e-10 8.09e-05 0s 13 3.61216694e+04 3.61216007e+04 4.95e-10 2.87e-10 7.63e-05 0s 14 3.61216669e+04 3.61216123e+04 2.14e-10 2.28e-10 6.06e-05 0s 15 3.61216633e+04 3.61216175e+04 1.44e-10 1.98e-10 5.09e-05 0s 16 3.61216564e+04 3.61216378e+04 6.26e-11 7.98e-11 2.07e-05 0s Barrier solved model in 16 iterations and 0.03 seconds Optimal objective 3.61216564e+04