Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:46 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.71661251e+06 0.00000000e+00 2.42e-13 4.92e-01 2.99e+02 0s 1 1.53540964e+06 3.07342007e+05 1.38e-07 4.92e-05 4.60e+01 0s 2 1.15271289e+06 9.14765740e+05 4.42e-08 2.99e-06 8.91e+00 0s 3 1.05951153e+06 1.01355837e+06 1.02e-08 4.65e-07 1.72e+00 0s 4 1.03444077e+06 1.02712311e+06 1.62e-09 5.26e-08 2.74e-01 0s 5 1.02918911e+06 1.02856635e+06 2.71e-11 1.24e-08 2.33e-02 0s 6 1.02910304e+06 1.02905699e+06 9.24e-12 3.52e-11 1.72e-03 0s 7 1.02906387e+06 1.02905823e+06 1.24e-12 1.00e-11 2.11e-04 0s 8 1.02906213e+06 1.02905865e+06 8.74e-13 1.34e-12 1.31e-04 0s 9 1.02905908e+06 1.02905868e+06 1.56e-13 7.32e-12 1.50e-05 0s Barrier solved model in 9 iterations and 0.38 seconds Optimal objective 1.02905908e+06