Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:42:38 2013 Optimize a model with 104000 rows, 156002 columns and 208000 nonzeros Model has 52000 quadratic constraints Presolve time: 0.12s Presolved: 104000 rows, 156002 columns, 208000 nonzeros Presolved model has 52000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+05 Factor NZ : 3.640e+05 (roughly 100 MBytes of memory) Factor Ops : 1.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.44677570e+07 0.00000000e+00 6.74e-12 5.03e-01 2.95e+02 0s 1 9.02505763e+06 1.83645775e+06 9.86e-07 4.68e-05 4.61e+01 0s 2 6.75480819e+06 5.36099078e+06 1.43e-07 2.85e-06 8.93e+00 1s 3 6.21822945e+06 5.93714798e+06 3.15e-08 3.44e-07 1.80e+00 1s 4 6.04714624e+06 6.02253604e+06 2.46e-09 1.81e-08 1.58e-01 1s 5 6.02895521e+06 6.02846013e+06 5.24e-11 5.46e-11 3.17e-03 1s 6 6.02860678e+06 6.02852387e+06 9.55e-12 3.23e-12 5.31e-04 2s 7 6.02855032e+06 6.02852886e+06 2.67e-12 1.39e-12 1.38e-04 2s 8 6.02853926e+06 6.02853098e+06 1.28e-12 6.05e-12 5.31e-05 2s 9 6.02853568e+06 6.02853174e+06 6.25e-13 2.13e-12 2.52e-05 2s Barrier solved model in 9 iterations and 2.31 seconds Optimal objective 6.02853568e+06