Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:58:42 2013 Optimize a model with 120000 rows, 180002 columns and 240000 nonzeros Model has 60000 quadratic constraints Presolve time: 0.14s Presolved: 120000 rows, 180002 columns, 240000 nonzeros Presolved model has 60000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.800e+05 Factor NZ : 4.200e+05 (roughly 120 MBytes of memory) Factor Ops : 1.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.11230469e+07 0.00000000e+00 8.77e-12 5.03e-01 2.94e+02 0s 1 1.03971626e+07 2.12809492e+06 6.68e-07 4.64e-05 4.59e+01 0s 2 7.79352951e+06 6.19607952e+06 9.66e-08 2.81e-06 8.87e+00 1s 3 7.17715404e+06 6.85511873e+06 2.12e-08 3.39e-07 1.79e+00 1s 4 6.98299156e+06 6.95319547e+06 1.84e-09 1.71e-08 1.66e-01 1s 5 6.96035990e+06 6.95972923e+06 3.92e-11 1.05e-10 3.50e-03 2s 6 6.95992655e+06 6.95982609e+06 6.98e-12 3.15e-12 5.58e-04 2s 7 6.95985876e+06 6.95983227e+06 2.02e-12 3.37e-12 1.47e-04 2s 8 6.95984402e+06 6.95983445e+06 1.05e-12 2.49e-12 5.32e-05 2s 9 6.95983909e+06 6.95983533e+06 7.67e-13 2.78e-12 2.09e-05 3s Barrier solved model in 9 iterations and 2.68 seconds Optimal objective 6.95983909e+06