Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:01 2013 Optimize a model with 900 rows, 1352 columns and 1800 nonzeros Model has 450 quadratic constraints Presolve time: 0.00s Presolved: 900 rows, 1352 columns, 1800 nonzeros Presolved model has 450 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.350e+03 Factor NZ : 3.153e+03 Factor Ops : 1.126e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.72017766e+05 0.00000000e+00 2.84e-14 4.50e-01 2.85e+02 0s 1 7.37053352e+04 1.52518775e+04 8.54e-09 4.96e-05 4.33e+01 0s 2 5.59355101e+04 4.45705431e+04 4.32e-09 6.50e-06 8.42e+00 0s 3 5.10204107e+04 4.96044392e+04 4.70e-09 1.31e-06 1.05e+00 0s 4 5.02356599e+04 5.01623609e+04 2.16e-10 7.77e-08 5.43e-02 0s 5 5.02020809e+04 5.01815889e+04 3.31e-11 3.31e-08 1.52e-02 0s 6 5.01957294e+04 5.01865296e+04 1.23e-12 2.12e-08 6.81e-03 0s 7 5.01953385e+04 5.01938271e+04 1.43e-09 3.24e-09 1.12e-03 0s 8 5.01952568e+04 5.01950966e+04 1.99e-09 3.91e-09 1.19e-04 0s 9 5.01952432e+04 5.01951443e+04 3.65e-11 2.63e-09 7.33e-05 0s 10 5.01952388e+04 5.01952242e+04 3.00e-12 3.76e-10 1.08e-05 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 5.01952388e+04