Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:48 2013 Optimize a model with 26000 rows, 39002 columns and 52000 nonzeros Model has 13000 quadratic constraints Presolve time: 0.03s Presolved: 26000 rows, 39002 columns, 52000 nonzeros Presolved model has 13000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.900e+04 Factor NZ : 9.100e+04 (roughly 27 MBytes of memory) Factor Ops : 3.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.12833419e+07 0.00000000e+00 3.98e-13 4.97e-01 2.99e+02 0s 1 2.26542501e+06 4.48068292e+05 2.54e-07 4.91e-05 4.66e+01 0s 2 1.68494446e+06 1.32721563e+06 3.67e-08 3.10e-06 9.17e+00 0s 3 1.55485024e+06 1.47971424e+06 8.00e-09 3.72e-07 1.93e+00 0s 4 1.50425522e+06 1.49986099e+06 4.41e-10 5.02e-09 1.13e-01 0s 5 1.50056373e+06 1.50041590e+06 1.67e-11 1.86e-12 3.79e-03 0s 6 1.50045245e+06 1.50041919e+06 3.92e-12 1.73e-12 8.53e-04 0s 7 1.50043475e+06 1.50042111e+06 1.68e-12 6.28e-13 3.50e-04 0s 8 1.50042437e+06 1.50042143e+06 4.97e-13 1.90e-12 7.53e-05 1s 9 1.50042275e+06 1.50042162e+06 4.05e-13 9.86e-13 2.89e-05 1s Barrier solved model in 9 iterations and 0.57 seconds Optimal objective 1.50042275e+06