Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:02:00 2013 Optimize a model with 166000 rows, 249002 columns and 332000 nonzeros Model has 83000 quadratic constraints Presolve time: 0.19s Presolved: 166000 rows, 249002 columns, 332000 nonzeros Presolved model has 83000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+05 Factor NZ : 5.810e+05 (roughly 170 MBytes of memory) Factor Ops : 2.075e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.99121661e+07 0.00000000e+00 1.67e-11 5.00e-01 2.90e+02 0s 1 1.43083360e+07 2.96428862e+06 8.99e-07 4.54e-05 4.56e+01 1s 2 1.07515725e+07 8.57473294e+06 2.10e-07 7.22e-06 8.74e+00 1s 3 9.88089671e+06 9.44394569e+06 4.87e-08 9.09e-07 1.75e+00 1s 4 9.67512876e+06 9.56288152e+06 1.03e-08 2.57e-07 4.51e-01 2s 5 9.61560588e+06 9.59959586e+06 7.76e-10 6.38e-08 6.43e-02 2s 6 9.61409963e+06 9.61123050e+06 4.17e-10 5.34e-09 1.15e-02 3s 7 9.61262453e+06 9.61230475e+06 7.16e-11 6.29e-12 1.28e-03 3s 8 9.61233039e+06 9.61230811e+06 4.58e-12 7.89e-12 8.95e-05 3s 9 9.61231439e+06 9.61231084e+06 7.67e-13 6.71e-12 1.42e-05 4s Barrier solved model in 9 iterations and 3.72 seconds Optimal objective 9.61231439e+06