Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:00:56 2013 Optimize a model with 122000 rows, 183002 columns and 244000 nonzeros Model has 61000 quadratic constraints Presolve time: 0.14s Presolved: 122000 rows, 183002 columns, 244000 nonzeros Presolved model has 61000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.830e+05 Factor NZ : 4.270e+05 (roughly 130 MBytes of memory) Factor Ops : 1.525e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.19428013e+07 0.00000000e+00 9.61e-12 5.02e-01 2.93e+02 0s 1 1.05688318e+07 2.16439875e+06 1.13e-06 4.64e-05 4.59e+01 0s 2 7.92280778e+06 6.29917808e+06 1.63e-07 2.81e-06 8.87e+00 1s 3 7.29567513e+06 6.96881636e+06 3.58e-08 3.39e-07 1.79e+00 1s 4 7.09819562e+06 7.06909428e+06 2.99e-09 1.54e-08 1.59e-01 2s 5 7.07589998e+06 7.07522993e+06 6.38e-11 1.55e-10 3.66e-03 2s 6 7.07545438e+06 7.07535508e+06 1.10e-11 3.35e-12 5.43e-04 2s 7 7.07538689e+06 7.07536128e+06 3.10e-12 5.12e-12 1.40e-04 2s 8 7.07537233e+06 7.07536324e+06 1.32e-12 2.72e-12 4.97e-05 2s 9 7.07536814e+06 7.07536427e+06 9.38e-13 2.17e-12 2.12e-05 3s Barrier solved model in 9 iterations and 2.74 seconds Optimal objective 7.07536814e+06