Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:01:36 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 5.19969170e+07 0.00000000e+00 8.81e-12 5.04e-01 2.94e+02 0s 1 1.05665965e+07 2.16643992e+06 1.02e-06 4.63e-05 4.59e+01 0s 2 7.93365358e+06 6.31512213e+06 1.47e-07 2.78e-06 8.84e+00 1s 3 7.29548056e+06 6.98213882e+06 3.25e-08 3.40e-07 1.71e+00 1s 4 7.11617996e+06 7.06325929e+06 3.63e-09 7.94e-08 2.89e-01 2s 5 7.09162649e+06 7.08907297e+06 2.88e-10 6.13e-10 1.40e-02 2s 6 7.08951898e+06 7.08936187e+06 1.46e-11 8.23e-11 8.59e-04 2s 7 7.08946062e+06 7.08940911e+06 6.75e-12 5.78e-12 2.81e-04 2s 8 7.08942294e+06 7.08940976e+06 2.59e-12 3.87e-12 7.20e-05 2s 9 7.08941374e+06 7.08941009e+06 1.05e-12 3.68e-12 1.99e-05 3s Barrier solved model in 9 iterations and 2.73 seconds Optimal objective 7.08941374e+06