Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:25 2013 Optimize a model with 19800 rows, 29702 columns and 39600 nonzeros Model has 9900 quadratic constraints Presolve time: 0.02s Presolved: 19800 rows, 29702 columns, 39600 nonzeros Presolved model has 9900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.970e+04 Factor NZ : 6.930e+04 (roughly 20 MBytes of memory) Factor Ops : 2.475e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.59830508e+06 0.00000000e+00 2.77e-13 4.98e-01 2.99e+02 0s 1 1.71938329e+06 3.42059355e+05 7.32e-09 4.88e-05 4.64e+01 0s 2 1.28162604e+06 1.01054871e+06 4.40e-08 3.82e-06 9.13e+00 0s 3 1.17794069e+06 1.12436853e+06 1.46e-08 5.29e-07 1.80e+00 0s 4 1.14277363e+06 1.13906801e+06 7.11e-14 8.17e-08 1.25e-01 0s 5 1.14206513e+06 1.14198832e+06 2.84e-14 8.83e-10 2.59e-03 0s 6 1.14202710e+06 1.14202153e+06 4.26e-14 7.87e-12 1.88e-04 0s 7 1.14202305e+06 1.14202183e+06 3.20e-13 3.62e-12 4.12e-05 0s 8 1.14202227e+06 1.14202195e+06 1.56e-13 4.70e-13 1.08e-05 0s Barrier solved model in 8 iterations and 0.36 seconds Optimal objective 1.14202227e+06