Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:01:53 2013 Optimize a model with 30000 rows, 45002 columns and 60000 nonzeros Model has 15000 quadratic constraints Presolve time: 0.03s Presolved: 30000 rows, 45002 columns, 60000 nonzeros Presolved model has 15000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.500e+04 Factor NZ : 1.050e+05 (roughly 30 MBytes of memory) Factor Ops : 3.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.29861677e+07 0.00000000e+00 5.97e-13 4.95e-01 2.98e+02 0s 1 2.59793810e+06 5.20482135e+05 8.32e-08 4.85e-05 4.62e+01 0s 2 1.94760201e+06 1.54296552e+06 1.20e-08 2.98e-06 8.99e+00 0s 3 1.79300656e+06 1.70946541e+06 2.70e-09 3.69e-07 1.86e+00 0s 4 1.74699839e+06 1.73144791e+06 4.23e-10 6.82e-08 3.46e-01 0s 5 1.73722641e+06 1.73560074e+06 6.31e-12 1.60e-08 3.61e-02 0s 6 1.73706376e+06 1.73697500e+06 2.11e-12 7.79e-11 1.97e-03 0s 7 1.73700885e+06 1.73698137e+06 7.67e-13 8.00e-12 6.11e-04 1s 8 1.73698763e+06 1.73698247e+06 1.85e-13 1.30e-12 1.15e-04 1s 9 1.73698395e+06 1.73698266e+06 1.63e-13 1.34e-12 2.87e-05 1s Barrier solved model in 9 iterations and 0.64 seconds Optimal objective 1.73698395e+06