Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:26 2013 Optimize a model with 24000 rows, 36002 columns and 48000 nonzeros Model has 12000 quadratic constraints Presolve time: 0.03s Presolved: 24000 rows, 36002 columns, 48000 nonzeros Presolved model has 12000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+04 Factor NZ : 8.400e+04 (roughly 25 MBytes of memory) Factor Ops : 3.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.04362946e+07 0.00000000e+00 3.98e-13 5.00e-01 3.00e+02 0s 1 2.09456409e+06 4.14090730e+05 2.79e-07 4.90e-05 4.67e+01 0s 2 1.55770426e+06 1.22723357e+06 4.03e-08 3.08e-06 9.18e+00 0s 3 1.43343379e+06 1.36539260e+06 8.46e-09 3.70e-07 1.89e+00 0s 4 1.38926301e+06 1.38448201e+06 1.31e-10 4.26e-08 1.33e-01 0s 5 1.38853406e+06 1.38727343e+06 8.27e-11 9.68e-12 3.50e-02 0s 6 1.38730807e+06 1.38727905e+06 1.08e-12 3.03e-13 8.06e-04 0s 7 1.38729063e+06 1.38728221e+06 3.69e-13 3.38e-13 2.34e-04 0s 8 1.38728450e+06 1.38728250e+06 1.85e-13 5.72e-13 5.56e-05 0s 9 1.38728348e+06 1.38728267e+06 1.71e-13 3.84e-13 2.25e-05 1s Barrier solved model in 9 iterations and 0.52 seconds Optimal objective 1.38728348e+06