Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:05 2013 Optimize a model with 980 rows, 1472 columns and 1960 nonzeros Model has 490 quadratic constraints Presolve time: 0.00s Presolved: 980 rows, 1472 columns, 1960 nonzeros Presolved model has 490 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+03 Factor NZ : 3.433e+03 (roughly 1 MByte of memory) Factor Ops : 1.226e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.17374473e+05 0.00000000e+00 2.84e-14 4.97e-01 2.94e+02 0s 1 8.53184061e+04 1.79593855e+04 1.04e-08 5.09e-05 4.58e+01 0s 2 6.47288016e+04 5.13393966e+04 1.20e-08 6.87e-06 9.11e+00 0s 3 5.90910014e+04 5.77587509e+04 2.39e-09 3.89e-07 9.06e-01 0s 4 5.79173595e+04 5.78923279e+04 5.40e-10 2.61e-08 1.70e-02 0s 5 5.79088130e+04 5.79043809e+04 1.79e-10 3.73e-10 3.01e-03 0s 6 5.79048241e+04 5.79046317e+04 2.07e-10 1.46e-10 1.31e-04 0s 7 5.79047405e+04 5.79046469e+04 9.96e-11 7.25e-11 6.37e-05 0s 8 5.79047156e+04 5.79046548e+04 6.48e-11 4.13e-11 4.14e-05 0s 9 5.79046899e+04 5.79046639e+04 3.05e-11 1.04e-11 1.77e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 5.79046899e+04