Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:25 2013 Optimize a model with 1340 rows, 2012 columns and 2680 nonzeros Model has 670 quadratic constraints Presolve time: 0.00s Presolved: 1340 rows, 2012 columns, 2680 nonzeros Presolved model has 670 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+03 Factor NZ : 4.693e+03 (roughly 1 MByte of memory) Factor Ops : 1.676e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.78078967e+05 0.00000000e+00 2.84e-14 4.85e-01 2.97e+02 0s 1 1.12562223e+05 2.28444369e+04 2.55e-08 4.90e-05 4.46e+01 0s 2 8.91972336e+04 6.81245582e+04 4.62e-08 8.11e-06 1.05e+01 0s 3 7.82294808e+04 7.64068519e+04 1.92e-08 1.44e-06 9.07e-01 0s 4 7.66021961e+04 7.65025744e+04 7.60e-10 4.20e-07 4.96e-02 0s 5 7.65564390e+04 7.65394834e+04 1.06e-10 9.49e-08 8.44e-03 0s 6 7.65536749e+04 7.65449568e+04 3.83e-11 5.34e-08 4.34e-03 0s 7 7.65520826e+04 7.65514712e+04 8.81e-13 3.72e-09 3.04e-04 0s 8 7.65519426e+04 7.65516471e+04 2.33e-09 2.08e-09 1.47e-04 0s 9 7.65519295e+04 7.65517330e+04 3.31e-10 1.44e-09 9.78e-05 0s 10 7.65519265e+04 7.65519090e+04 1.66e-10 1.06e-10 8.71e-06 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 7.65519265e+04