Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:24:21 2013 Optimize a model with 140000 rows, 210002 columns and 280000 nonzeros Model has 70000 quadratic constraints Presolve time: 0.16s Presolved: 140000 rows, 210002 columns, 280000 nonzeros Presolved model has 70000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+05 Factor NZ : 4.900e+05 (roughly 150 MBytes of memory) Factor Ops : 1.750e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.92483773e+07 0.00000000e+00 6.65e-12 4.98e-01 2.92e+02 0s 1 1.20747913e+07 2.48528966e+06 1.78e-06 4.60e-05 4.57e+01 1s 2 9.06473715e+06 7.21429058e+06 2.58e-07 2.78e-06 8.81e+00 1s 3 8.34849164e+06 7.97642374e+06 5.62e-08 3.37e-07 1.77e+00 1s 4 8.12641981e+06 8.09154911e+06 5.18e-09 1.37e-08 1.66e-01 2s 5 8.09961079e+06 8.09742426e+06 2.16e-10 1.27e-09 1.04e-02 2s 6 8.09842362e+06 8.09813697e+06 2.69e-11 1.77e-10 1.36e-03 2s 7 8.09830746e+06 8.09825261e+06 7.93e-12 5.97e-12 2.61e-04 3s 8 8.09826867e+06 8.09825708e+06 1.71e-12 1.27e-12 5.52e-05 3s 9 8.09826189e+06 8.09825782e+06 7.82e-13 2.85e-12 1.94e-05 3s Barrier solved model in 9 iterations and 3.19 seconds Optimal objective 8.09826189e+06