Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:26:17 2013 Optimize a model with 142000 rows, 213002 columns and 284000 nonzeros Model has 71000 quadratic constraints Presolve time: 0.17s Presolved: 142000 rows, 213002 columns, 284000 nonzeros Presolved model has 71000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.130e+05 Factor NZ : 4.970e+05 (roughly 150 MBytes of memory) Factor Ops : 1.775e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.02371715e+07 0.00000000e+00 1.29e-11 5.03e-01 2.92e+02 0s 1 1.22544597e+07 2.51582398e+06 1.14e-06 4.60e-05 4.57e+01 1s 2 9.19745913e+06 7.32575757e+06 1.64e-07 2.74e-06 8.79e+00 1s 3 8.45652715e+06 8.09929549e+06 3.58e-08 3.28e-07 1.68e+00 1s 4 8.27564821e+06 8.18873475e+06 7.91e-09 8.27e-08 4.08e-01 2s 5 8.22484343e+06 8.20065463e+06 4.63e-10 5.11e-08 1.14e-01 2s 6 8.22219236e+06 8.21755980e+06 1.53e-10 8.24e-09 2.17e-02 2s 7 8.22088013e+06 8.22073937e+06 2.57e-12 2.73e-10 6.61e-04 3s 8 8.22085863e+06 8.22084998e+06 6.96e-13 1.14e-11 4.06e-05 3s 9 8.22085316e+06 8.22085038e+06 1.16e-12 9.29e-13 1.31e-05 3s Barrier solved model in 9 iterations and 3.23 seconds Optimal objective 8.22085316e+06