Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:29 2013 Optimize a model with 3400 rows, 5102 columns and 6800 nonzeros Model has 1700 quadratic constraints Presolve time: 0.00s Presolved: 3400 rows, 5102 columns, 6800 nonzeros Presolved model has 1700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+03 Factor NZ : 1.190e+04 (roughly 4 MBytes of memory) Factor Ops : 4.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.49358567e+06 0.00000000e+00 2.84e-14 5.03e-01 3.02e+02 0s 1 2.94279963e+05 5.94217503e+04 2.76e-08 4.93e-05 4.61e+01 0s 2 2.21827603e+05 1.75760232e+05 3.37e-08 6.32e-06 9.03e+00 0s 3 2.02895096e+05 1.95170396e+05 1.79e-08 1.03e-06 1.51e+00 0s 4 1.98386007e+05 1.97745863e+05 1.76e-09 2.02e-07 1.26e-01 0s 5 1.98273421e+05 1.98263381e+05 2.54e-10 1.42e-08 1.97e-03 0s 6 1.98269158e+05 1.98267042e+05 7.06e-11 1.56e-09 4.15e-04 0s 7 1.98267895e+05 1.98267328e+05 1.72e-11 5.06e-10 1.11e-04 0s 8 1.98267696e+05 1.98267447e+05 8.97e-12 8.77e-11 4.88e-05 0s 9 1.98267631e+05 1.98267460e+05 6.35e-12 4.80e-11 3.35e-05 0s Barrier solved model in 9 iterations and 0.07 seconds Optimal objective 1.98267631e+05