Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:54:30 2013 Optimize a model with 16000 rows, 24002 columns and 32000 nonzeros Model has 8000 quadratic constraints Presolve time: 0.02s Presolved: 16000 rows, 24002 columns, 32000 nonzeros Presolved model has 8000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.400e+04 Factor NZ : 5.600e+04 (roughly 17 MBytes of memory) Factor Ops : 2.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.95124390e+06 0.00000000e+00 2.13e-13 4.94e-01 2.99e+02 0s 1 1.38744518e+06 2.78233812e+05 4.72e-08 4.88e-05 4.62e+01 0s 2 1.04180556e+06 8.25825035e+05 2.27e-08 3.00e-06 9.00e+00 0s 3 9.59367396e+05 9.14330004e+05 5.16e-09 3.83e-07 1.88e+00 0s 4 9.32863539e+05 9.26990186e+05 5.54e-10 5.66e-08 2.45e-01 0s 5 9.29477037e+05 9.28582588e+05 2.54e-11 1.69e-08 3.73e-02 0s 6 9.29362067e+05 9.29251989e+05 9.89e-12 8.60e-10 4.59e-03 0s 7 9.29294072e+05 9.29287843e+05 7.67e-13 1.17e-11 2.60e-04 0s 8 9.29290298e+05 9.29288487e+05 3.69e-13 6.79e-14 7.55e-05 0s 9 9.29289164e+05 9.29288514e+05 1.34e-12 4.35e-14 2.71e-05 0s Barrier solved model in 9 iterations and 0.35 seconds Optimal objective 9.29289164e+05