Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:18 2013 Optimize a model with 1240 rows, 1862 columns and 2480 nonzeros Model has 620 quadratic constraints Presolve time: 0.00s Presolved: 1240 rows, 1862 columns, 2480 nonzeros Presolved model has 620 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.860e+03 Factor NZ : 4.343e+03 (roughly 1 MByte of memory) Factor Ops : 1.550e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.05149349e+05 0.00000000e+00 2.84e-14 4.61e-01 2.81e+02 0s 1 1.05306078e+05 2.17893786e+04 1.19e-08 5.14e-05 4.49e+01 0s 2 7.79950027e+04 6.12222560e+04 1.01e-08 7.20e-06 9.02e+00 0s 3 7.07657817e+04 6.91916598e+04 1.33e-08 1.17e-06 8.46e-01 0s 4 6.95665644e+04 6.95020774e+04 3.21e-10 1.11e-07 3.47e-02 0s 5 6.95333276e+04 6.95256511e+04 3.69e-12 2.49e-08 4.13e-03 0s 6 6.95326200e+04 6.95304358e+04 8.24e-13 7.21e-09 1.17e-03 0s 7 6.95324288e+04 6.95321579e+04 1.87e-09 7.96e-11 1.46e-04 0s 8 6.95323532e+04 6.95321769e+04 1.79e-10 7.09e-11 9.48e-05 0s 9 6.95323480e+04 6.95322132e+04 2.53e-11 5.53e-11 7.25e-05 0s 10 6.95323427e+04 6.95322369e+04 1.00e-11 4.48e-11 5.68e-05 0s 11 6.95323397e+04 6.95323163e+04 1.66e-12 9.66e-12 1.26e-05 0s Barrier solved model in 11 iterations and 0.04 seconds Optimal objective 6.95323397e+04