Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:00:29 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 5.10731753e+07 0.00000000e+00 6.70e-12 5.00e-01 2.93e+02 0s 1 1.03461675e+07 2.12046852e+06 1.89e-07 4.63e-05 4.57e+01 0s 2 7.77401371e+06 6.19034153e+06 2.71e-08 2.79e-06 8.80e+00 1s 3 7.14753693e+06 6.84423599e+06 5.94e-09 3.35e-07 1.69e+00 1s 4 6.98628249e+06 6.92809081e+06 1.05e-09 5.98e-08 3.23e-01 1s 5 6.94982249e+06 6.94366667e+06 5.03e-11 1.13e-08 3.42e-02 2s 6 6.94858280e+06 6.94760252e+06 2.15e-11 1.35e-10 5.45e-03 2s 7 6.94770377e+06 6.94765252e+06 9.81e-13 6.76e-13 2.85e-04 2s 8 6.94767567e+06 6.94765413e+06 6.39e-13 6.65e-13 1.20e-04 2s 9 6.94766363e+06 6.94765476e+06 4.41e-13 2.64e-12 4.93e-05 3s 10 6.94766048e+06 6.94765502e+06 1.25e-12 5.91e-13 3.04e-05 3s Barrier solved model in 10 iterations and 2.92 seconds Optimal objective 6.94766048e+06