Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:27:36 2013 Optimize a model with 180000 rows, 270002 columns and 360000 nonzeros Model has 90000 quadratic constraints Presolve time: 0.21s Presolved: 180000 rows, 270002 columns, 360000 nonzeros Presolved model has 90000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+05 Factor NZ : 6.300e+05 (roughly 200 MBytes of memory) Factor Ops : 2.250e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.55578598e+07 0.00000000e+00 1.36e-11 4.98e-01 2.89e+02 1s 1 1.54665241e+07 3.22060915e+06 2.38e-06 4.50e-05 4.54e+01 1s 2 1.16477330e+07 9.30230156e+06 3.44e-07 2.67e-06 8.69e+00 1s 3 1.07383828e+07 1.02647282e+07 7.58e-08 3.24e-07 1.75e+00 2s 4 1.04378356e+07 1.04082594e+07 3.12e-09 1.65e-08 1.10e-01 2s 5 1.04201545e+07 1.04178945e+07 3.26e-10 1.98e-10 8.37e-03 3s 6 1.04182825e+07 1.04179924e+07 3.28e-11 6.81e-11 1.07e-03 3s 7 1.04181708e+07 1.04180662e+07 1.56e-11 6.18e-12 3.87e-04 3s 8 1.04180870e+07 1.04180693e+07 2.91e-12 6.79e-12 6.58e-05 4s 9 1.04180766e+07 1.04180703e+07 1.61e-12 1.30e-11 2.30e-05 4s Barrier solved model in 9 iterations and 4.09 seconds Optimal objective 1.04180766e+07